[Bug 668671] Re: Amarok crashes with phonon-vlc backend

Bug Watch Updater 668671 at bugs.launchpad.net
Fri Jan 24 15:42:54 UTC 2014


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On 2010-05-29T19:17:11+00:00 kriko wrote:

Application: amarok (2.3-GIT)
KDE Platform Version: 4.4.81 (KDE 4.4.81 (KDE 4.5 >= 20100527)) "release 3"
Qt Version: 4.6.3
Operating System: Linux 2.6.33-zen2 i686
Distribution: "openSUSE 11.2 (i586)"

-- Information about the crash:
- What I was doing when the application crashed:
When using phonon-vlc backend, amarok crashes at every shutdown.
Switching to xine fixes the problem.

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0xb0f74720 (LWP 32764))]

Thread 7 (Thread 0xaac66b70 (LWP 300)):
#0  0xb7706424 in __kernel_vsyscall ()
#1  0xb5433d95 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:122
#2  0xb57e827c in pthread_cond_wait () from /lib/libc.so.6
#3  0xae896bb3 in vlc_cond_wait () from /usr/lib/libvlccore.so.5
#4  0x0a26a51c in ?? ()
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 6 (Thread 0xa950cb70 (LWP 306)):
#0  0xb7706424 in __kernel_vsyscall ()
#1  0xb5433d95 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:122
#2  0xb57e827c in pthread_cond_wait () from /lib/libc.so.6
#3  0xb645b730 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb4efe94a in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xab49ad8, th=0xab49158) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:365
#5  0xb4f0126b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0xab00140, th=0xab49158) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:80
#6  0xb4efce0a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0xab49ad8, th=0xab49158) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:356
#7  0xb4f0136c in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab49158) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:71
#8  0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab49158, previous=0xb92eac8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#9  0xb4eff294 in ThreadWeaver::ThreadRunHelper::run (this=0xa950c304, parent=0xab49ad8, th=0xab49158) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:87
#10 0xb4eff90a in ThreadWeaver::Thread::run (this=0xab49158) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:142
#11 0xb645a62f in ?? () from /usr/lib/libQtCore.so.4
#12 0xb542f6e5 in start_thread (arg=0x0) at pthread_create.c:297
#13 0xb542f600 in ?? () at pthread_create.c:216 from /lib/libpthread.so.0

Thread 5 (Thread 0xa8d0bb70 (LWP 307)):
#0  0xb7706424 in __kernel_vsyscall ()
#1  0xb5433d95 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:122
#2  0xb57e827c in pthread_cond_wait () from /lib/libc.so.6
#3  0xb645b730 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb4efe94a in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xab49ad8, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:365
#5  0xb4f0126b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0xab00140, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:80
#6  0xb4efce0a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0xab49ad8, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:356
#7  0xb4f0136c in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:71
#8  0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab49e08, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#9  0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab49e08, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#11 0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#12 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab49e08, previous=0xb4b4c88) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#13 0xb4eff294 in ThreadWeaver::ThreadRunHelper::run (this=0xa8d0b304, parent=0xab49ad8, th=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:87
#14 0xb4eff90a in ThreadWeaver::Thread::run (this=0xab49e08) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:142
#15 0xb645a62f in ?? () from /usr/lib/libQtCore.so.4
#16 0xb542f6e5 in start_thread (arg=0x0) at pthread_create.c:297
#17 0xb542f600 in ?? () at pthread_create.c:216 from /lib/libpthread.so.0

Thread 4 (Thread 0xa850ab70 (LWP 308)):
#0  0xb7706424 in __kernel_vsyscall ()
#1  0xb5433d95 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:122
#2  0xb57e827c in pthread_cond_wait () from /lib/libc.so.6
#3  0xb645b730 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb4efe94a in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xab49ad8, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:365
#5  0xb4f0126b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0xab00140, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:80
#6  0xb4efce0a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0xab49ad8, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:356
#7  0xb4f0136c in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:71
#8  0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab63188, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#9  0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab63188, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#11 0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#12 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab63188, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#13 0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#14 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab63188, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#15 0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#16 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab63188, previous=0xb5e4080) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#17 0xb4eff294 in ThreadWeaver::ThreadRunHelper::run (this=0xa850a304, parent=0xab49ad8, th=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:87
#18 0xb4eff90a in ThreadWeaver::Thread::run (this=0xab63188) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:142
#19 0xb645a62f in ?? () from /usr/lib/libQtCore.so.4
#20 0xb542f6e5 in start_thread (arg=0x0) at pthread_create.c:297
#21 0xb542f600 in ?? () at pthread_create.c:216 from /lib/libpthread.so.0

Thread 3 (Thread 0xa7d09b70 (LWP 309)):
#0  0xb7706424 in __kernel_vsyscall ()
#1  0xb5433d95 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:122
#2  0xb57e827c in pthread_cond_wait () from /lib/libc.so.6
#3  0xb645b730 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb4efe94a in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xab49ad8, th=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:365
#5  0xb4f0126b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0xab00140, th=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:80
#6  0xb4efce0a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0xab49ad8, th=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:356
#7  0xb4f0136c in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:71
#8  0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab61ba8, previous=0x0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#9  0xb4f01388 in ThreadWeaver::WorkingHardState::applyForWork (this=0xab00140, th=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0xb4efebe3 in ThreadWeaver::WeaverImpl::applyForWork (this=0xab49ad8, th=0xab61ba8, previous=0xb96dfa0) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/WeaverImpl.cpp:351
#11 0xb4eff294 in ThreadWeaver::ThreadRunHelper::run (this=0xa7d09304, parent=0xab49ad8, th=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:87
#12 0xb4eff90a in ThreadWeaver::Thread::run (this=0xab61ba8) at /usr/src/debug/kdelibs-4.4.81svn1131245/threadweaver/Weaver/Thread.cpp:142
#13 0xb645a62f in ?? () from /usr/lib/libQtCore.so.4
#14 0xb542f6e5 in start_thread (arg=0x0) at pthread_create.c:297
#15 0xb542f600 in ?? () at pthread_create.c:216 from /lib/libpthread.so.0

Thread 2 (Thread 0xa6506b70 (LWP 322)):
#0  0xb7706424 in __kernel_vsyscall ()
#1  0xb57a2df6 in nanosleep () from /lib/libc.so.6
#2  0xb57a2be6 in sleep () from /lib/libc.so.6
#3  0xb4d68ade in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0xb4e451a0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2308
#4  0xb4d68b9f in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0xb4e451a0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#5  0xb542f6e5 in start_thread (arg=0x0) at pthread_create.c:297
#6  0xb542f600 in ?? () at pthread_create.c:216 from /lib/libpthread.so.0

Thread 1 (Thread 0xb0f74720 (LWP 32764)):
[KCrash Handler]
#7  __pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
#8  0xb57e8444 in pthread_mutex_lock () from /lib/libc.so.6
#9  0xb55739cd in _XLockMutex (lip=0xa08777c) at locking.c:108
#10 0xb558a50d in XrmDestroyDatabase (db=0xa087770) at Xrm.c:2642
#11 0xb55753db in _XFreeDisplayStructure (dpy=0xa084c50) at OpenDis.c:821
#12 0xb5561279 in XCloseDisplay (dpy=0xa084c50) at ClDisplay.c:82
#13 0xb5b3982b in qt_cleanup () at kernel/qapplication_x11.cpp:2635
#14 0xb5aba63c in QApplication::~QApplication (this=0xbfd31428, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1086
#15 0xb74a8888 in KApplication::~KApplication (this=0xbfd31428, __in_chrg=<value optimized out>) at /usr/src/debug/kdelibs-4.4.81svn1131245/kdeui/kernel/kapplication.cpp:896
#16 0xb74afe48 in KUniqueApplication::~KUniqueApplication (this=0xbfd31428, __in_chrg=<value optimized out>) at /usr/src/debug/kdelibs-4.4.81svn1131245/kdeui/kernel/kuniqueapplication.cpp:353
#17 0xb6ed702b in App::~App (this=0xbfd31428, __in_chrg=<value optimized out>) at /home/kriko/workspace/repo/amarok/src/App.cpp:282
#18 0x0804ffcf in main (argc=1, argv=0xbfd31c94) at /home/kriko/workspace/repo/amarok/src/main.cpp:237

Reported using DrKonqi

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/0

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On 2010-05-29T20:50:50+00:00 Myriam Schweingruber wrote:

The backtrace doesn't show any relation to the Phonon backend, though.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/1

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On 2010-05-30T08:58:17+00:00 Mikko wrote:

*** Bug 240035 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/2

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On 2010-05-31T23:23:49+00:00 Myriam Schweingruber wrote:

*** Bug 240236 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/3

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On 2010-06-03T04:50:20+00:00 Rdieter-math wrote:

*** Bug 240543 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/4

------------------------------------------------------------------------
On 2010-06-08T10:20:10+00:00 Myriam Schweingruber wrote:

*** Bug 241076 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/5

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On 2010-06-10T12:53:48+00:00 Valorie Zimmerman wrote:

Created attachment 47849
New crash information added by DrKonqi

amarok (2.3-GIT) on KDE Platform 4.4.85 (KDE 4.4.85 (KDE 4.5 Beta2))
using Qt 4.7.0

- What I was doing when the application crashed: Closed Amarok after
playing a track. Fresh, clean build of Amarok, VLC, and phonon-VLC.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
#7  0x00007f0018bd30b7 in XrmDestroyDatabase (db=0x1e30b70) at ../../src/Xrm.c:2642
#8  0x00007f0018bbd95d in _XFreeDisplayStructure (dpy=0x1e3d1c0) at ../../src/OpenDis.c:839
#9  0x00007f0018ba8e7f in XCloseDisplay (dpy=0x1e3d1c0) at ../../src/ClDisplay.c:82
#10 0x00007f001a9a4635 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/6

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On 2010-06-10T14:08:44+00:00 Myriam Schweingruber wrote:

Changing to confirmed.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/7

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On 2010-06-22T20:04:44+00:00 Tom-zoehner wrote:

Created attachment 48239
New crash information added by DrKonqi

amarok (2.3-GIT) on KDE Platform 4.4.86 (KDE 4.4.86 (KDE 4.5 >=
20100616)) "release 3" using Qt 4.6.3

- What I was doing when the application crashed: I closed Amarok using
the icon in the Systemtray and got a bugreport saying that  Amarok
crashed.

-- Backtrace (Reduced):
#7  0x00007f83fc9b9a27 in XrmDestroyDatabase (db=0x7bfbf0) at Xrm.c:2642
#8  0x00007f83fc9a1dbd in _XFreeDisplayStructure (dpy=0x7af7e0) at OpenDis.c:839
#9  0x00007f83fc98d08f in XCloseDisplay (dpy=0x7af7e0) at ClDisplay.c:82
#10 0x00007f83fdde283d in qt_cleanup () at kernel/qapplication_x11.cpp:2635
#11 0x00007f83fdd6f670 in QApplication::~QApplication (this=0x7fff35847cc0, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1086

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/8

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On 2010-06-22T20:10:56+00:00 Myriam Schweingruber wrote:

Please always paste backtraces inline, attachements are not searchable.

Thread 1 (Thread 0x7f840034f7a0 (LWP 10139)):
[KCrash Handler]
#6  0x00007f83fb84f084 in pthread_mutex_lock () from /lib64/libpthread.so.0
#7  0x00007f83fc9b9a27 in XrmDestroyDatabase (db=0x7bfbf0) at Xrm.c:2642
#8  0x00007f83fc9a1dbd in _XFreeDisplayStructure (dpy=0x7af7e0) at OpenDis.c:839
#9  0x00007f83fc98d08f in XCloseDisplay (dpy=0x7af7e0) at ClDisplay.c:82
#10 0x00007f83fdde283d in qt_cleanup () at kernel/qapplication_x11.cpp:2635
#11 0x00007f83fdd6f670 in QApplication::~QApplication (this=0x7fff35847cc0, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1086
#12 0x00007f83ff67f20b in App::~App (this=0x7fff35847cc0, __in_chrg=<value optimized out>) at /home/zoehneto/amarok/src/App.cpp:212
#13 0x00000000004073b6 in main (argc=1, argv=0x7fff35849c28) at /home/zoehneto/amarok/src/main.cpp:235

Possible duplicates by query: bug 241076, bug 240543, bug 240236, bug
240035, bug 240001.

Reported using DrKonqi

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/9

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On 2010-06-28T13:04:30+00:00 Perrantrevan-1 wrote:

Created attachment 48405
New crash information added by DrKonqi

amarok (2.3-GIT) on KDE Platform 4.4.90 (KDE 4.4.90 (KDE 4.5 RC1)) using
Qt 4.7.0

- What I was doing when the application crashed:

Every time I close the program it crashes. Same thing happens with
Bangarang compiled from sources.

-- Backtrace (Reduced):
#7  0x00007f9f632a20b7 in XrmDestroyDatabase (db=0x23c8160) at ../../src/Xrm.c:2642
#8  0x00007f9f6328c95d in _XFreeDisplayStructure (dpy=0x23dc4e0) at ../../src/OpenDis.c:839
#9  0x00007f9f63277e7f in XCloseDisplay (dpy=0x23dc4e0) at ../../src/ClDisplay.c:82
#10 0x00007f9f65073635 in qt_cleanup () at kernel/qapplication_x11.cpp:2638
#11 0x00007f9f650043a7 in ~QApplication (this=0x7fff15e16560, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1110

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/10

------------------------------------------------------------------------
On 2010-07-28T16:42:44+00:00 Luis Silva wrote:

Created attachment 49590
New crash information added by DrKonqi

amarok (2.3.1) on KDE Platform 4.4.92 (KDE 4.4.92 (KDE 4.5 RC2)) using
Qt 4.7.0

- What I was doing when the application crashed:
Closed amarok after playing a track.
Closed amarok while playing a track.
All these trigger a crash.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
#7  0x00007ffd66877117 in XrmDestroyDatabase (db=0xef58e0) at ../../src/Xrm.c:2640
#8  0x00007ffd668619ed in _XFreeDisplayStructure (dpy=0xee90a0) at ../../src/OpenDis.c:837
#9  0x00007ffd6684ceaf in XCloseDisplay (dpy=0xee90a0) at ../../src/ClDisplay.c:80
#10 0x00007ffd6861cd05 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/11

------------------------------------------------------------------------
On 2010-08-05T20:17:39+00:00 Biasquez wrote:

Created attachment 49847
New crash information added by DrKonqi

amarok (2.3.1) on KDE Platform 4.5.00 (KDE 4.5.0) using Qt 4.7.0

- What I was doing when the application crashed:

When using phonon-vlc backend, amarok crashes at every shutdown.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
#7  0x00007f3c7ad65117 in XrmDestroyDatabase (db=0x103f680) at ../../src/Xrm.c:2640
#8  0x00007f3c7ad4f9ed in _XFreeDisplayStructure (dpy=0x1065c40) at ../../src/OpenDis.c:837
#9  0x00007f3c7ad3aeaf in XCloseDisplay (dpy=0x1065c40) at ../../src/ClDisplay.c:80
#10 0x00007f3c7cb0ad05 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/12

------------------------------------------------------------------------
On 2010-08-05T23:15:15+00:00 Götz Christ wrote:

Sure the Status of this bug is not "new", it is "confirmed".

What do the developers think about these crashes, where is the bug, how
can this be fixed?

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/13

------------------------------------------------------------------------
On 2010-08-06T03:58:35+00:00 Martin-sandsmark wrote:

I'm unable to reproduce it locally, and the backtraces don't really tell
me much.

Does everyone who experience this use pulseaudio? I know pulseaudio does
some trickery with the root X window, maybe that's confusing something?

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/14

------------------------------------------------------------------------
On 2010-08-06T08:36:50+00:00 John wrote:

Pulseaudio libs are in use here (checked with lsof), although I don't
use pulseaudio.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/15

------------------------------------------------------------------------
On 2010-08-06T10:42:50+00:00 Myriam Schweingruber wrote:

(In reply to comment #13)
> Sure the Status of this bug is not "new", it is "confirmed".

"New" means confirmed, there is no such option as "Confirmed". An
unconfirmed bug states "Unconfirmed"

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/16

------------------------------------------------------------------------
On 2010-08-06T11:02:44+00:00 Valorie Zimmerman wrote:

(In reply to comment #14)
> I'm unable to reproduce it locally, and the backtraces don't really tell me
> much.
> 
> Does everyone who experience this use pulseaudio? I know pulseaudio does some
> trickery with the root X window, maybe that's confusing something?

The same thing happened with and without pulseaudio. I would prefer the
VLC backend, but xine doesn't crash now, and VLC does. Pulseaudio keeps
the sound in flash working right, so I'm using it now.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/17

------------------------------------------------------------------------
On 2010-08-06T11:42:40+00:00 kriko wrote:

(In reply to comment #14)
> I'm unable to reproduce it locally, and the backtraces don't really tell me
> much.
> 
> Does everyone who experience this use pulseaudio? I know pulseaudio does some
> trickery with the root X window, maybe that's confusing something?

Pulseaudio libs are installed here but not used. Pulseaudio for me
creates an unwanted latency / delay in apps, so it's disabled.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/18

------------------------------------------------------------------------
On 2010-08-06T18:45:59+00:00 Götz Christ wrote:

@Myriam Schweingruber: You are right, sorry, I was confused about
another bug tracking system.

@Martin Sandsmark: I use PulseAudio and when closing an app that uses
Phonon, the VLC backend crashes. This happens with KDE 4.4 and 4.5.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/19

------------------------------------------------------------------------
On 2010-08-08T22:34:00+00:00 Paulo131 wrote:

@Martin Sandsmark:

I have got this bug too (same kind of backtrace), and it seems to be related to pulse, as it does not crash anymore if I uninstall the plugin "vlc-plugin-pulse" in ubuntu.
But it seems to be related to phonon backend as the application VLC does not crash.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/20

------------------------------------------------------------------------
On 2010-08-09T11:24:57+00:00 Ym8-colin-nbv wrote:

If the crash is related to PA then the following patch to PA should fix
it.

http://pulseaudio.org/ticket/799

I've been using this patch for a while, so it's pretty stable. I'll
probably push it into the stable queue for PA shortly to avoid these
kind of issue.

It's also been in Mandriva Cooker since it reopened a month or so back
and no problems reported.


Can someone look to see if this patch solves the problem? If needed I can create a testing package for PA on Mandriva 2010.1.

Col

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/21

------------------------------------------------------------------------
On 2010-08-09T12:10:56+00:00 kriko wrote:

(In reply to comment #20)
>...
> pulse, as it does not crash anymore if I uninstall the plugin
> "vlc-plugin-pulse" in ubuntu.
>....

Thanks to your comment I've resolved this issue. I'm on opensuse but
removing "vlc-aout-pulse" resolved this type of crash.

Furthermore I've did some testing and:
- reinstalling above vlc pulse package will lead again to crashes
- installing xine pulse package (libxine1-pulse) will cause same crashes on exit even with xine engine

In both scenarios pulseaudio is not activated, just installed.

So it is not vlc backend related, but seems like pulseaudio is the root
of problem here for sure.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/22

------------------------------------------------------------------------
On 2010-08-09T12:27:31+00:00 Ym8-colin-nbv wrote:

(In reply to comment #22)
> In both scenarios pulseaudio is not activated, just installed.
> 
> So it is not vlc backend related, but seems like pulseaudio is the root of
> problem here for sure.

That makes sense as in order for the pulseaudio client application to
test to see whether a server is running, the PA client application must
check PA's configuration directives to see where to try and connect.

In your case this will ultimately result in the "PA is not running"
scenario, and carry about it's business, but to get that far the X11
libraries have to be loaded (as PA configuration can be stored in X11
properties of the root X window to allow for seamless SSHing to remote
machines and running audio producing applications remotely, but still
seeing and hearing your application locally).

I pretty strongly suspect that the patch I linked above would address
this issue by using the thread-safe XCB in PA rather than Xlib.

Note that calling XlibInitThreads (or whatever the API call is really
called!) prior to all this should also work around this issue but this
is sometimes awkward to do in client applications when an abstraction
layer like phoon+engine is used.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/23

------------------------------------------------------------------------
On 2010-08-14T16:22:23+00:00 Myriam Schweingruber wrote:

*** Bug 246444 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/24

------------------------------------------------------------------------
On 2010-08-14T18:16:48+00:00 Ym8-colin-nbv wrote:

In addition to the XCB patch for PA, it's probably also worth ensuring
the XInitThreads call in VLC's modules/audio_output/pulse.c has been
removed (it's not present in vlc 1.1.2 but not sure about earlier
versions).

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/25

------------------------------------------------------------------------
On 2010-08-17T19:25:58+00:00 Myriam Schweingruber wrote:

*** Bug 247987 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/26

------------------------------------------------------------------------
On 2010-08-17T19:34:45+00:00 Ym8-colin-nbv wrote:

Just for reference, my comment #25 is incorrect: The call is still there
in 1.1.2 but I think it's wrapped up in a wrapper function... see my
second to last comment on bug #247987 for a more verbose version of this
comment :D

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/27

------------------------------------------------------------------------
On 2010-08-18T14:47:20+00:00 Eike Hein wrote:

Continueing on from bug 247987: After commenting out the vlc_xlib_init()
call in VLC's modules/audio_output/pulse.c and while still using Rex'
patched PA test packages, the crashing disappears.

The thing is you say in comment #25 here that the call is not present in
VLC 1.1.2, but I have VLC 1.1 from git (i.e. even newer than 1.1.2 now)
and it's still there ...

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/28

------------------------------------------------------------------------
On 2010-08-18T14:48:25+00:00 Eike Hein wrote:

NVM the last para, I skipped over comment #27.

The bottom line is that VLC upstream has to change its PA code, then?

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/29

------------------------------------------------------------------------
On 2010-08-19T22:38:24+00:00 Ym8-colin-nbv wrote:

I'm trying to see when we can do an official PA release so we can put
make the xlib init call in vlc's pulse.c conditional on the library
version. I'll update this bug when I know more.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/30

------------------------------------------------------------------------
On 2010-09-09T09:42:43+00:00 Myriam Schweingruber wrote:

*** Bug 250604 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/31

------------------------------------------------------------------------
On 2010-09-18T03:16:50+00:00 capkanada wrote:

Created attachment 51768
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.1 (KDE 4.5.1) using Qt 4.7.0

- What I was doing when the application crashed:

Exited Amarok, and got message that it had crashed, decided to send bug
report as I am using newest versions of KDE and Amarok.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x44495f54) at pthread_mutex_lock.c:50
#7  0x000000350b649da7 in XrmDestroyDatabase (db=0x1761120) at Xrm.c:2642
#8  0x000000350b63476d in _XFreeDisplayStructure (dpy=0x17680e0) at OpenDis.c:839
#9  0x000000350b61fcbf in XCloseDisplay (dpy=0x17680e0) at ClDisplay.c:82
#10 0x000000345cc21ef5 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/32

------------------------------------------------------------------------
On 2010-09-27T09:09:19+00:00 Mikko wrote:

*** Bug 252486 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/33

------------------------------------------------------------------------
On 2010-09-30T15:50:14+00:00 Korund93-o wrote:

Created attachment 52114
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.1 (KDE 4.5.1) using Qt 4.7.0

- What I was doing when the application crashed:
i used phonon-vlc backend to play audio files, and when i closed amarok, it crashed

-- Backtrace (Reduced):
#7  0x00007fb83888c767 in XrmDestroyDatabase (db=0x7cbde0) at Xrm.c:2640
#8  0x00007fb838872d9d in _XFreeDisplayStructure (dpy=0x7ddfa0) at OpenDis.c:642
#9  0x00007fb83885e04f in XCloseDisplay (dpy=0x7ddfa0) at ClDisplay.c:72
#10 0x00007fb83a5d9b2d in qt_cleanup () at kernel/qapplication_x11.cpp:2638
#11 0x00007fb83a5658d6 in QApplication::~QApplication (this=0x7fff61d88550, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1121

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/34

------------------------------------------------------------------------
On 2010-09-30T17:11:53+00:00 Ym8-colin-nbv wrote:

FWIW, we do not need any more crash information and backtraces for this
bug. It's been fixed in PA but we need to do a release so that
conditional code can be triggered depending on whether or not this fix
is available or not.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/35

------------------------------------------------------------------------
On 2010-10-13T11:26:27+00:00 Myriam Schweingruber wrote:

*** Bug 253904 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/36

------------------------------------------------------------------------
On 2010-10-16T11:42:26+00:00 Mathiou57 wrote:

Created attachment 52563
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.1 (KDE 4.5.1) using Qt 4.7.0

- What I was doing when the application crashed:
the fact of closing amarok in the main window or the notification area causes a segmentation fault

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x2e98a0) at pthread_mutex_lock.c:50
#7  0x00007fd6bd152117 in XrmDestroyDatabase () from /usr/lib/libX11.so.6
#8  0x00007fd6bd13c9ed in _XFreeDisplayStructure () from /usr/lib/libX11.so.6
#9  0x00007fd6bd127eaf in XCloseDisplay () from /usr/lib/libX11.so.6
#10 0x00007fd6beefade5 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/37

------------------------------------------------------------------------
On 2010-10-17T00:13:44+00:00 Myriam Schweingruber wrote:

*** Bug 253330 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/38

------------------------------------------------------------------------
On 2010-10-17T00:16:09+00:00 Myriam Schweingruber wrote:

*** Bug 235898 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/39

------------------------------------------------------------------------
On 2010-10-17T00:18:17+00:00 Myriam Schweingruber wrote:

*** Bug 241656 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/40

------------------------------------------------------------------------
On 2010-10-17T00:27:17+00:00 Myriam Schweingruber wrote:

*** Bug 253092 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/41

------------------------------------------------------------------------
On 2010-10-17T20:24:53+00:00 JB VideoLAN wrote:

Still no PA release?

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/42

------------------------------------------------------------------------
On 2010-10-17T20:40:37+00:00 Ym8-colin-nbv wrote:

Nope, not yet. Hopefully soon tho'.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/43

------------------------------------------------------------------------
On 2010-10-17T20:41:56+00:00 Myriam Schweingruber wrote:

Closing as upstream since this needs a fix in Pulseaudio

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/44

------------------------------------------------------------------------
On 2010-10-18T11:35:37+00:00 Spamfang1199 wrote:

I wanted to add, that this crash occurs as long as vlc-plugin-pulse is
still installed, even when pulseaudio (pulseaudio-module-x11 &
pulseaudio) is removed completely from the system.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/45

------------------------------------------------------------------------
On 2010-10-18T12:28:06+00:00 Ym8-colin-nbv wrote:

(In reply to comment #45)
> I wanted to add, that this crash occurs as long as vlc-plugin-pulse is still
> installed, even when pulseaudio (pulseaudio-module-x11 & pulseaudio) is removed
> completely from the system.

That is expected. The problem is not actually with the use of Xlib in
the pulseaudio daemon itself, but rather in the libpulse client. This
has now been completely removed and the patches are in the stable-queue
tree of PulseAudio which we generally recommend distros to use. I
certainly ship this version with my pacakges.

However, in order to address the problem fully, the call in VLC needs to
be removed, but this can only really be done when it knows the relevant
patch is included in libpulse. It can only do this with a version check
(e.g. check at runtime the version of libpulse) otherwise other X11
related problems can come in too. Note that several other vlc libraries
will also suffer similar issue but the libpulse one is likely the most
noticeable one.

I'd recommend you ask your distro to ship PA from the stable-queue all
the same tho' and then ship a patched VLC also until the proper checks
can be added.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/46

------------------------------------------------------------------------
On 2010-10-23T20:58:57+00:00 Jeff.m wrote:

Created attachment 52806
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.1 (KDE 4.5.1) using Qt 4.7.0

- What I was doing when the application crashed:
Playing a 96Khz/24bt flac file, when song was finished closed amarok and it crashed.
- Custom settings of the application:
Because the Xine backend won't play higher rez flac files (at least on my system.) I used the VLC backend.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x434c2f382d465455) at pthread_mutex_lock.c:50
#7  0x00007f1d94fc4117 in XrmDestroyDatabase () from /usr/lib/libX11.so.6
#8  0x00007f1d94fae9ed in _XFreeDisplayStructure () from /usr/lib/libX11.so.6
#9  0x00007f1d94f99eaf in XCloseDisplay () from /usr/lib/libX11.so.6
#10 0x00007f1d96d6cde5 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/47

------------------------------------------------------------------------
On 2010-10-30T12:17:11+00:00 Rémi Denis-Courmont wrote:

I (not so) humbly believe this bug resolution is incorrect. The Phonon-
VLC Xlib thread crash can occur with any VLC plugin that uses Xlib.
PulseAudio is just one of them. But it also affects avcodec when using
VAAPI, and the OpenGL output. In those two cases, we won't get away with
patching "upstream" to not use Xlib.

As such, the correct generic solution should be one of these:
(1) The Phonon VLC backend passes the "--no-xlib" to libvlc_new(). This will ensure that LibVLC never calls XInitThreads in your back, and in fact never uses Xlib at all.
(2) All Phonon applications are fixed to call XInitThreads in main().

I would further note that this bug probably affects other Phonon
backends than VLC, albeit in more subtle and difficult to reproduce
manners. Basically, if you use Xlib from more than one thread,  you MUST
call XInitThreads() first.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/52

------------------------------------------------------------------------
On 2010-10-30T16:31:31+00:00 Kevin-kofler wrote:

> In those two cases, we won't get away with patching "upstream" to not
use Xlib.

Are you sure? Is there any technical reason those cannot migrate to XCB
as well? Remember that Xlib is deprecated, XCB should be used instead.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/53

------------------------------------------------------------------------
On 2010-10-30T17:03:27+00:00 Rémi Denis-Courmont wrote:

(In reply to comment #49)
> > In those two cases, we won't get away with patching "upstream" to not use Xlib.
> 
> Are you sure? Is there any technical reason those cannot migrate to XCB as
> well? Remember that Xlib is deprecated, XCB should be used instead.

For OpenGL, moving away from Xlib is impossible:
http://xcb.freedesktop.org/opengl/
I haven't looked closely at VAAPI, but I suspect it's the same problem: the specification is an API that assumes Xlib.

So that leaves three options that I can think of:
(1) Make Xlib always thread-safe, turn XInitThreads into a no-op.
(2) Call XInitThreads before XOpenDisplay within libQtGui (this will break apps that call XOpenDisplay before they create the QApplication).
(3) Patch all Phonon applications to call XInitThreads from main.
None of that sounds too likely to me.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/54

------------------------------------------------------------------------
On 2010-10-30T17:32:48+00:00 Kevin-kofler wrote:

A solution which might work to implement (3) on ELF platforms is to link this snippet as a .c file into libphonon.so:
__attribute__((constructor)) void phonon_magic_constructor(void)
{
  XInitThreads();
}

(It might cause trouble due to race conditions with other constructor
sections though, e.g. the constructors for global C++ objects.)


> For OpenGL, moving away from Xlib is impossible:
> http://xcb.freedesktop.org/opengl/

It's not impossible, it's just not implemented yet. The current API is
tied to Xlib, but VLC's OpenGL backend could migrate to an XCB-based one
once there is one. The problem is that there isn't any yet (assuming
that that page is still up to date).

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/55

------------------------------------------------------------------------
On 2010-10-30T18:07:56+00:00 Rémi Denis-Courmont wrote:

(In reply to comment #51)
> A solution which might work to implement (3) on ELF platforms is to link this
> snippet as a .c file into libphonon.so:
> __attribute__((constructor)) void phonon_magic_constructor(void)
> {
>   XInitThreads();
> }

That fails to address the possibility that phonon is dlopen()'d after
the application has already started.

> > For OpenGL, moving away from Xlib is impossible:
> > http://xcb.freedesktop.org/opengl/
> 
> It's not impossible, it's just not implemented yet. The current API is tied
> to Xlib, but VLC's OpenGL backend could migrate to an XCB-based one once
> there is one. The problem is that there isn't any yet (assuming that that
> page is still up to date).

The API is part of the specification which you cannot just change
unilateraly. And how would you force proprietary GLX implementations
(think if ATI and NV here) to provide XCB variants? See also
http://kesakoodi2k9.wordpress.com/2009/06/11/discoveries-about-xcb-xlib-
glx-and-opengl/

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/56

------------------------------------------------------------------------
On 2010-10-30T18:24:58+00:00 Kevin-kofler wrote:

> The API is part of the specification which you cannot just change
unilateraly.

You write your own specification, referencing the OpenGL specification
in a citation. Then apps which want to actually support threads properly
will use the better specification instead of the original one.

> And how would you force proprietary GLX implementations (think if ATI and NV
> here) to provide XCB variants?

You just drop support for them (unless/until they adjust to the current
APIs). Nouveau is getting advanced enough for this to be a serious
proposition these days.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/57

------------------------------------------------------------------------
On 2010-11-11T12:12:57+00:00 Myriam Schweingruber wrote:

*** Bug 234401 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/58

------------------------------------------------------------------------
On 2010-11-21T19:25:28+00:00 Biasquez wrote:

Created attachment 53616
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.3 (KDE 4.5.3) using Qt 4.7.0

- What I was doing when the application crashed:

When using phonon-vlc backend, amarok crashes at every shutdown.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
#7  0x00007ff3ba281117 in XrmDestroyDatabase (db=0x24c4eb0) at ../../src/Xrm.c:2640
#8  0x00007ff3ba26b9ed in _XFreeDisplayStructure (dpy=0x24e6400) at ../../src/OpenDis.c:837
#9  0x00007ff3ba256eaf in XCloseDisplay (dpy=0x24e6400) at ../../src/ClDisplay.c:80
#10 0x00007ff3bc22ede5 in qt_cleanup () at kernel/qapplication_x11.cpp:2638

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/59

------------------------------------------------------------------------
On 2010-12-01T17:11:42+00:00 Cédric Bellegarde wrote:

Sorry, here amarok crash with phonon-vlc event if i remove pulse audio
vlc plugin :(

phonon-vlc 0.3.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/60

------------------------------------------------------------------------
On 2010-12-01T18:14:23+00:00 Ym8-colin-nbv wrote:

(In reply to comment #56)
> Sorry, here amarok crash with phonon-vlc event if i remove pulse audio vlc
> plugin :(
> 
> phonon-vlc 0.3.

If you use pulseaudio, you could still be using PA client libraries via
alsa-pulse plugin and thus still hitting an Xlib borkage of some kind.

I'd update to the latest version of pulseaudio (0.9.22) or ask your distro to include the relevant patches to ensure that PA does not use Xlib and thus avoids any issues related to it. Note that you will still want to patch the current (i.e. 1.1.5) vlc code to ensure it's module does not call XInitThreads. You can use this patch if you like:
http://svn.mandriva.com/cgi-bin/viewvc.cgi/packages/cooker/vlc/current/SOURCES/0101-pulse-Disable-xlib-in-pulse.-libpulse-now-uses-xcb-o.patch?revision=601141&view=markup

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/61

------------------------------------------------------------------------
On 2010-12-03T15:49:20+00:00 Biasquez wrote:

Created attachment 54037
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.80 (4.6 Beta1) using Qt 4.7.1

- What I was doing when the application crashed:

using phonon-vlc 0.2 on kubuntu natty (kde 4.6b1), amarok crashed on
exit

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x620069006c0000) at pthread_mutex_lock.c:50
#7  0x00007f377caceeb7 in XrmDestroyDatabase (db=0x15d3e80) at ../../src/Xrm.c:2640
#8  0x00007f377cab747d in _XFreeDisplayStructure (dpy=0x15d6a00) at ../../src/OpenDis.c:837
#9  0x00007f377caa283f in XCloseDisplay (dpy=0x15d6a00) at ../../src/ClDisplay.c:80
#10 0x00007f377e81a83d in qt_cleanup () at kernel/qapplication_x11.cpp:2666

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/62

------------------------------------------------------------------------
On 2010-12-04T19:47:09+00:00 Rémi Denis-Courmont wrote:

1/ This bug is _not_ upstream. It is a bug in KDE's Phonon VLC, not in
LibVLC.

2/ This bug is _not_ resolved. I had sent a patch for this and it was
summarily reverted so obviously the problem is still there.

3/ It is not specific to PulseAudio and even with an up-to-date libpulse
(i.e. >= 0.9.22), the problem can still show up. In particular, this bug
will also show up if LibVLC renders video through GLX or SDL-X11.

Anyway, there are two ways to cleanly solve this crash:

* Call XInitThreads() from Amarok before creation of the QApplication object.
or
* Pass the "--no-xlib" parameter to libvlc_new() from Phonon VLC.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/63

------------------------------------------------------------------------
On 2010-12-06T13:09:02+00:00 Alexdbars wrote:

Created attachment 54202
New crash information added by DrKonqi

amarok (2.3.2) on KDE Platform 4.5.4 (KDE 4.5.4) "release 9" using Qt
4.6.3

After every close of Amarok using VLC-Backend , amarok crash and has
some break while using amarok, music leg and come back sometimes!!

-- Backtrace (Reduced):
#7  0x00007fbb14651a27 in XrmDestroyDatabase (db=0x7a3c70) at Xrm.c:2642
#8  0x00007fbb14639dbd in _XFreeDisplayStructure (dpy=0x780140) at OpenDis.c:839
#9  0x00007fbb1462508f in XCloseDisplay (dpy=0x780140) at ClDisplay.c:82
#10 0x00007fbb15a7a83d in qt_cleanup () at kernel/qapplication_x11.cpp:2635
#11 0x00007fbb15a07670 in QApplication::~QApplication (this=0x7ffff4466f70, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1086

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/64

------------------------------------------------------------------------
On 2010-12-08T14:59:39+00:00 Christoph-maxiom wrote:

*** Bug 259206 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/65

------------------------------------------------------------------------
On 2010-12-13T18:37:30+00:00 Biasquez wrote:

Created attachment 54514
New crash information added by DrKonqi

amarok (2.3.90) on KDE Platform 4.5.85 (4.6 Beta2) using Qt 4.7.1

- What I was doing when the application crashed:

using phonon-vlc 0.3.1 on kubuntu natty (kde 4.6b2), amarok crashed on
exit

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x620069006c0000) at pthread_mutex_lock.c:50
#7  0x00007f9375816eb7 in XrmDestroyDatabase (db=0x2377290) at ../../src/Xrm.c:2640
#8  0x00007f93757ff47d in _XFreeDisplayStructure (dpy=0x2350590) at ../../src/OpenDis.c:837
#9  0x00007f93757ea83f in XCloseDisplay (dpy=0x2350590) at ../../src/ClDisplay.c:80
#10 0x00007f937756286d in qt_cleanup () at kernel/qapplication_x11.cpp:2666

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/66

------------------------------------------------------------------------
On 2010-12-20T14:45:21+00:00 Myriam Schweingruber wrote:

*** Bug 256010 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/67

------------------------------------------------------------------------
On 2011-01-21T20:04:07+00:00 Kevin-kofler wrote:

So can we just have Phonon-VLC pass that --no-xlib parameter and be done
with it? (VLC upstream clearly refuses to do that by default and I don't
see any other solution in sight.)

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/72

------------------------------------------------------------------------
On 2011-01-21T20:54:12+00:00 Rdieter-math wrote:

Created attachment 56305
pass --no-xlib to libvlc_new()

patch implementing suggestion from comment #59 to pass --no-xlib to
libvlc_new()

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/73

------------------------------------------------------------------------
On 2011-01-21T22:44:55+00:00 Ym8-colin-nbv wrote:

See:

commit fa898f1beef7fae7c58fc1284c50a4cb886ad109
Author: Mark Kretschmann <kretschmann at kde.org>
Date:   Fri Nov 12 07:03:46 2010 +0100

    Revert "Disable usage of Xlib"
    
    This reverts commit 3b1835d70aa38e4d86bcb9024c365e6b353766e4.
    
    This revert was recommended by j-b, as the commit broke Phonon-VLC in many cases.
    (mine didn't work at all).


And:


commit 3b1835d70aa38e4d86bcb9024c365e6b353766e4
Author: Rémi Denis-Courmont <remi at remlab.net>
Date:   Sat Oct 30 17:56:59 2010 +0300

    Disable usage of Xlib
    
    Close #240001
    
    VLC plugins call XInitThreads() before XOpenDisplay(). As per the
    Xlib documentation, this is required to use Xlib from more than one
    thread in a single process, which is to say any other thread besides
    the Qt main loop thread. Do note that, contrary to XLockDisplay(),
    XInitThreads() _must_ be called even if Display pointers are not
    shared across threads. In fact, XInitThreads() initialize locks around
    static data within Xlib.
    
    Unfortunately, XCloseDisplay() will crash if XInitThreads() is
    called for the first time only after XOpenDisplay(). By design,
    XInitThreads() must be called from main() before Qt or anything else
    uses Xlib. Phonon cannot force the main application to call
    XInitThreads(), and indeed none that I know do it correctly today.
    
    As an alternative, VLC provides an undocumented --no-xlib option. It
    blacklists all VLC plugins that call XInitThreads() because they are
    known to depend on Xlib. This is the only viable solution that does not
    involve changing libQtGUI, libX11 and/or all Phonon applications.
    
    Signed-off-by: Jean-Baptiste Kempf <jb at videolan.org>


Unless the situation that caused Marky to revert that is resolved, then
adding it back in again wont help....

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/74

------------------------------------------------------------------------
On 2011-01-21T23:17:18+00:00 Kevin-kofler wrote:

> As an alternative, VLC provides an undocumented --no-xlib option. It
> blacklists all VLC plugins that call XInitThreads() because they are
> known to depend on Xlib.

Well, if the PulseAudio backend is one of those plugins, then that's
clearly not an acceptable solution. The call to XInitThreads in VLC's
PulseAudio plugin needs to be removed (it's not necessary with current
PulseAudio) and --no-xlib must not blacklist the PulseAudio plugin.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/75

------------------------------------------------------------------------
On 2011-01-21T23:50:58+00:00 Ym8-colin-nbv wrote:

(In reply to comment #67)
> > As an alternative, VLC provides an undocumented --no-xlib option. It
> > blacklists all VLC plugins that call XInitThreads() because they are
> > known to depend on Xlib.
> 
> Well, if the PulseAudio backend is one of those plugins, then that's clearly
> not an acceptable solution. The call to XInitThreads in VLC's PulseAudio plugin
> needs to be removed (it's not necessary with current PulseAudio) and --no-xlib
> must not blacklist the PulseAudio plugin.

This is not a problem these days. It's been removed from VLC 1.1.6 when
compiled with PA 0.9.22.

I've been patching this stuff for quite a while now in the Mandriva
packages for Pulse+VLC and have helped the relevant maintainers in
Fedora and Ubuntu to do the same.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/76

------------------------------------------------------------------------
On 2011-01-21T23:55:28+00:00 Kevin-kofler wrote:

Well, Fedora-targeted packages of VLC are in RPM Fusion, not Fedora, and
the maintainer there refuses to apply the patch, see
https://bugzilla.rpmfusion.org/show_bug.cgi?id=1403

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/77

------------------------------------------------------------------------
On 2011-01-22T00:20:02+00:00 Ym8-colin-nbv wrote:

Well there is not much you can do other than suggest to them that they
should apply the patches or just wait until 1.1.6 which has the patch in
there already. It will have to be compiled against PA 0.9.22 tho' (the
upstream patch) or it will need to be tweaked accordingly if they know
the PA 0.9.21 build has the XCB patches applied (that's why I do a
brutal patch as I know the last stable distro release in Mandriva has
the XCB patches applied in PA).

But IMO, this is not a reason to hold back in Phonon. All the necessary
bits are out there. And when 1.1.6 of VLC is official then everything
has both released versions and well known patches, so they maintainers
can take their pick.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/78

------------------------------------------------------------------------
On 2011-01-22T10:42:25+00:00 Rémi Denis-Courmont wrote:

There are two relevant changes in LibVLC 1.1.6 (from 1.1.5):

1) Xlib is automatically disabled, as if --no-xlib were used when
appropriate. This will cause a big warning on the standard error to
shame the developers that ignore the --no-xlib flag.

2) If PulseAudio is .22 or later at BUILD TIME of VLC, the PulseAudio
plugin won't use Xlib anymore.

As far as AmaroK does not do any video thing with Phonon/VLC, AmaroK should be "fixed" with the new PulseAudio and LibVLC. However, this bug will still affect video-capable Phonon-based applications. The following other LibVLC components are known to use Xlib:
 - video outputs: GLX, EGL, SDL, ASCII Art
 - decoders: libavcodec through VA-API
(- VLC graphical user interfaces)
Therefore, I think Phonon-VLC is still buggy considering that my --no-xlib fix was reverted,

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/79

------------------------------------------------------------------------
On 2011-01-22T13:21:55+00:00 Ym8-colin-nbv wrote:

@Rémi: While I totally agree with the principles, I guess it's possible
that the Xlib modules in VLC are still needed (I'm not really sure if
I'm honest - I remember it caused me problems locally while testing the
--no-xlib argument, but I didn't test extensively).

If it's found that Phonon does still need those Xlib modules for the
time being (while a better solution is worked on), which seems to have
been the previous experience, is it possible to specifically enable Xlib
with a --xlib or --enable-xlib option from 1.1.6+? I presume so, and the
presence of either Xlib option will suppress the message on stderr?

Anyway, more testing needed for this I guess.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/80

------------------------------------------------------------------------
On 2011-01-23T22:15:40+00:00 Cordell Medlin wrote:

Created attachment 56362
New crash information added by DrKonqi

amarok (2.4.0) on KDE Platform 4.5.5 (KDE 4.5.5) using Qt 4.7.1

- What I was doing when the application crashed:
I was closing out Amarok when Amarok crashed.

-- Backtrace (Reduced):
#6  __pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
#7  0x00007f99b2e3e027 in XrmDestroyDatabase (db=0xa6bbb0) at Xrm.c:2640
#8  0x00007f99b2e2479d in _XFreeDisplayStructure (dpy=0xa745f0) at OpenDis.c:642
#9  0x00007f99b2e0fa5f in XCloseDisplay (dpy=0xa745f0) at ClDisplay.c:72
[...]
#11 0x00007f99b4b5bb61 in QApplication::~QApplication() () from /usr/lib/libQtGui.so.4

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/81

------------------------------------------------------------------------
On 2011-01-24T12:38:07+00:00 Myriam Schweingruber wrote:

*** Bug 258333 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/82

------------------------------------------------------------------------
On 2011-01-24T17:04:52+00:00 csslayer wrote:

I update vlc 1.1.6 today.
Problem seems solved.

Archlinux package version:
extra/phonon-vlc 0.3.2-1
extra/vlc 1.1.6-1
extra/libpulse 0.9.22-2
extra/pulseaudio 0.9.22-2

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/83

------------------------------------------------------------------------
On 2011-01-29T04:18:47+00:00 Christoph-maxiom wrote:

*** Bug 264705 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/84

------------------------------------------------------------------------
On 2011-01-29T04:27:33+00:00 Christoph-maxiom wrote:

*** Bug 263080 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/85

------------------------------------------------------------------------
On 2011-01-29T04:27:54+00:00 Christoph-maxiom wrote:

*** Bug 259969 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/86

------------------------------------------------------------------------
On 2011-01-29T04:28:57+00:00 Christoph-maxiom wrote:

*** Bug 252584 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/87

------------------------------------------------------------------------
On 2011-01-29T04:29:37+00:00 Christoph-maxiom wrote:

*** Bug 261914 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/88

------------------------------------------------------------------------
On 2011-01-30T13:49:29+00:00 Rémi Denis-Courmont wrote:

AFAIU, newer AmaroK calls XInitThreads() at startup, so this bug should
be fixed for good at last...

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/89

------------------------------------------------------------------------
On 2011-02-09T13:02:01+00:00 Myriam Schweingruber wrote:

*** Bug 265805 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/90

------------------------------------------------------------------------
On 2011-02-16T22:48:45+00:00 Kevin Funk wrote:

*** Bug 266419 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/91

------------------------------------------------------------------------
On 2011-02-18T13:31:29+00:00 Christoph-maxiom wrote:

*** Bug 266583 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/92

------------------------------------------------------------------------
On 2011-02-18T22:22:24+00:00 Kevin Funk wrote:

*** Bug 266582 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/93

------------------------------------------------------------------------
On 2011-02-21T08:02:15+00:00 Kevin Funk wrote:

*** Bug 266763 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/94

------------------------------------------------------------------------
On 2011-02-24T09:06:11+00:00 Kevin Funk wrote:

*** Bug 267021 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/95

------------------------------------------------------------------------
On 2011-03-19T03:26:27+00:00 Myriam Schweingruber wrote:

*** Bug 268404 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/96

------------------------------------------------------------------------
On 2011-03-29T10:15:42+00:00 Harald Sitter wrote:

Current git master is using --no-xlib again, please test it if you get a
chance.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/97

------------------------------------------------------------------------
On 2011-04-02T18:09:02+00:00 Myriam Schweingruber wrote:

*** Bug 269935 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/98

------------------------------------------------------------------------
On 2011-04-12T03:01:20+00:00 Christoph-maxiom wrote:

*** Bug 265280 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/99

------------------------------------------------------------------------
On 2011-04-12T03:01:40+00:00 Christoph-maxiom wrote:

*** Bug 269954 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/100

------------------------------------------------------------------------
On 2011-04-14T11:33:09+00:00 Myriam Schweingruber wrote:

*** Bug 270825 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/101

------------------------------------------------------------------------
On 2011-04-17T17:46:28+00:00 Myriam Schweingruber wrote:

*** Bug 271049 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/102

------------------------------------------------------------------------
On 2011-04-21T12:20:12+00:00 Myriam Schweingruber wrote:

*** Bug 271392 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/103

------------------------------------------------------------------------
On 2011-04-26T11:28:15+00:00 Harald Sitter wrote:

Re-introduced --no-xlib as per:
https://projects.kde.org/projects/kdesupport/phonon/phonon-vlc/repository/revisions/ee2677c8b959f54e4deb89cd9fd012a644e7ecd3

Fixed as per:
https://projects.kde.org/projects/kdesupport/phonon/phonon-vlc/repository/revisions/663b8a4dce8a7437fe5c3061884e282e784cbbc9

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/104

------------------------------------------------------------------------
On 2011-04-27T21:32:22+00:00 Myriam Schweingruber wrote:

Reassigning to the new bugzilla product for better bug tracing of the various
backends. Sorry for the noise.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/105

------------------------------------------------------------------------
On 2012-02-10T13:48:23+00:00 Peter-penz19 wrote:

*** Bug 270828 has been marked as a duplicate of this bug. ***

Reply at:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/668671/comments/106


** Bug watch added: bugzilla.rpmfusion.org/ #1403
   https://bugzilla.rpmfusion.org/show_bug.cgi?id=1403

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