[Bug 1853834] Re: plasmashell crashes when two displays connected on kubuntu 19.10

josef dvoracek 1853834 at bugs.launchpad.net
Mon Nov 25 12:43:37 UTC 2019


** Description changed:

  Problem description:
  
  1) connect one display using USB-C DP alternate mode docking station ( i-tec USB-C Metal Nano Docking Station 4K HDMI LAN + Power Delivery 100 W )
  2) connect second display using onboard HDMI
  3) kubuntu recognizes displays configuration so laptop screen is disabled, both external displays show default background, but Plasma panels are missing. Starting plasmashell from Alt+F2 dialog "fixes" this problem.
  
- When plasmashell is started in Konsole, one can see:
+ When plasmashell is started in Konsole, and procedure above is repeated,
+ one can see:
  
  KCrash: crashing... crashRecursionCounter = 2
  KCrash: Application Name = plasmashell path = /usr/bin pid = 19070
- KCrash: Arguments: /usr/bin/plasmashell 
+ KCrash: Arguments: /usr/bin/plasmashell
  KCrash: Attempting to start /usr/lib/x86_64-linux-gnu/libexec/drkonqi from kdeinit
  sock_file=/run/user/1000/kdeinit5__0
  Unable to start Dr. Konqi
  Re-raising signal for core dump handling.
  Segmentation fault (core dumped)
  
  Full output is in attached file.
- 
  
  The release of Ubuntu
  
  jose at jose-tp-a285:~$ lsb_release -rd
  Description:    Ubuntu 19.10
  Release:        19.10
  jose at jose-tp-a285:~$
  
  The version of the package you are using
  
  jose at jose-tp-a285:~$ apt-cache policy plasma-workspace
  plasma-workspace:
-   Installed: 4:5.16.5-0ubuntu1
-   Candidate: 4:5.16.5-0ubuntu1
-   Version table:
-  *** 4:5.16.5-0ubuntu1 500
-         500 http://cz.archive.ubuntu.com/ubuntu eoan/universe amd64 Packages
-         100 /var/lib/dpkg/status
+   Installed: 4:5.16.5-0ubuntu1
+   Candidate: 4:5.16.5-0ubuntu1
+   Version table:
+  *** 4:5.16.5-0ubuntu1 500
+         500 http://cz.archive.ubuntu.com/ubuntu eoan/universe amd64 Packages
+         100 /var/lib/dpkg/status
  jose at jose-tp-a285:~$ /usr/bin/plasmashell --version
  plasmashell 5.16.5
  jose at jose-tp-a285:~$
  
  What you expected to happen
  
  plasmashell will not crash when my two LCDs are connected to laptop
  
  What happened instead
  
  plasmashell crashed when two LCDs connected to laptop

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https://bugs.launchpad.net/bugs/1853834

Title:
  plasmashell crashes when two displays connected on kubuntu 19.10

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