How can I reinstall the Unity Launcher

[Gerry Boland]

On Fri 11 Nov 2011 19:58:59 UTC, Udvarias Ur wrote:
>
>> On 11-11-07 03:21 PM, W. Scott Lockwood III wrote:
>>
>> " apt-get install unity-2d-launcher_4.12.0-0ubuntu1_i386.deb" should be
>> "sudo dpkg -I unity-2d-launcher_4.12.0-0ubuntu1_i386.deb" and give us the
>> output of that.
>
> -------------------------------------------------------------------------------------------
> .
> .
> .
>
>> On 11-11-07 06:06 PM, Gerry Boland wrote:
>>
>> You could try
>>
>> sudo apt-get install --reinstall unity
>>
>> just to see if it helps.
> .
> .
> .
>
>> Hey,
>> those lockfile errors mean you're missing "sudo"
>>
>> But also when installing a deb file manually, you need to use
>>
>> sudo dpkg -i filename.deb
>>
>> However if you can boot to a command prompt at all, and are using 
>> wired connection, try
>>
>> sudo apt-get install unity-2d
>>
>> which should get you going. Note that you need to select "Ubuntu2D" 
>> in the login screen to actually
>> boot to it. This option is hidden under the "cog" to the right of the 
>> password prompt.
>> -G 
>
> Messieurs
> Lockwood and Boland,
>
>
> First, I'd like to thank you both for your help.
>
> Second, A bit of my own foolishness.
>
>     When I tried to recover from my error I:
>     1. booted into 'recovery' mode, 2nd item on the default LILO menu.
>     2. selected the last item on the list. (This mounts the / as read
>     only.)
>
>     When I took the time to actually read ALL of the choices on that
>     list I found that the 2nd or 3rd choice was to reboot and mount /
>     as read/write.
>
>
> After selecting that option I ran 3 of the 4 suggestions you mentioned 
> above.
>
> I redirected the results to a file the contents of which you can see 
> below.
>
> After each command had run I rebooted to the GUI. Though I could not 
> log in after the first 2 commands I was able to after the 3rd. 
> Everything now seems to be as it was before I cause this headache for 
> myself.
>
> That being said it was a good experience, remembering/relearning some 
> of what I had forgot from so long ago.
>
> Thanks again for you help!
>
> P.S. You may notice that I had to prepend the filenames with ./ as the 
> system could not find them otherwise.
>
> ------------------------------------------------------------------------------------------------------
>
> sudo dpkg -I ./unity-2d-launcher_4.12.0-0ubuntu1_i386.deb
> new debian package, version 2.0.
> size 64266 bytes: control archive= 1447 bytes.
> 921 bytes, 16 lines control
> 1991 bytes, 23 lines md5sums
> Package: unity-2d-launcher
> Source: unity-2d
> Version: 4.12.0-0ubuntu1
> Architecture: i386
> Maintainer: Ubuntu Developers <ubuntu-devel-discuss at lists.ubuntu.com>
> Installed-Size: 300
> Depends: libc6 (>= 2.0), libdconf-qt0 (>= 0.0.0.110722), libgcc1 (>= 
> 1:4.1.1), libqt4-dbus (>= 4:4.6.1), libqt4-declarative (>= 
> 4:4.7.0~rc1), libqtcore4 (>= 4:4.6.1), libqtgui4 (>= 4:4.5.3), 
> libstdc++6 (>= 4.1.1), libunity-2d-private0 (= 4.12.0-0ubuntu1), 
> libutouch-geis1 (>= 1.0.8), unity-asset-pool, libqt4-svg
> Recommends: unity-lens-files, unity-lens-applications, unity-lens-music
> Section: x11
> Priority: optional
> Description: Unity 2D Launcher
> The Unity 2D launcher displays a list of running applications as well as a
> list of favorite applications in a panel at the left of the screen.
> Notifications from individual applications are also highlighted in the
> launcher.
> Original-Maintainer: Olivier Tilloy <olivier.tilloy at canonical.com>
>
> ------------------
>
> sudo apt-get install --reinstall unity
> Reading package lists...
> Building dependency tree...
> Reading state information...
> The following packages were automatically installed and are no longer 
> required:
> python-compizconfig unity-2d-spread unity-2d-places
> Use 'apt-get autoremove' to remove them.
> 0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 23 not 
> upgraded.
> Need to get 0 B/906 kB of archives.
> After this operation, 0 B of additional disk space will be used.
> (Reading database ...
> (Reading database ... 5%
> (Reading database ... 10%
> (Reading database ... 15%
> (Reading database ... 20%
> (Reading database ... 25%
> (Reading database ... 30%
> (Reading database ... 35%
> (Reading database ... 40%
> (Reading database ... 45%
> (Reading database ... 50%
> (Reading database ... 55%
> (Reading database ... 60%
> (Reading database ... 65%
> (Reading database ... 70%
> (Reading database ... 75%
> (Reading database ... 80%
> (Reading database ... 85%
> (Reading database ... 90%
> (Reading database ... 95%
> (Reading database ... 100%
> (Reading database ... 219538 files and directories currently installed.)
> Preparing to replace unity 4.24.0-0ubuntu2b1 (using 
> .../unity_4.24.0-0ubuntu2b1_i386.deb) ...
> Unpacking replacement unity ...
> Processing triggers for man-db ...
> Setting up unity (4.24.0-0ubuntu2b1) ...
>
> ------------------
>
> sudo apt-get install unity-2d
> Reading package lists...
> Building dependency tree...
> Reading state information...
> The following package was automatically installed and is no longer 
> required:
> python-compizconfig
> Use 'apt-get autoremove' to remove them.
> The following extra packages will be installed:
> unity-2d-launcher
> The following NEW packages will be installed
> unity-2d unity-2d-launcher
> 0 upgraded, 2 newly installed, 0 to remove and 23 not upgraded.
> Need to get 0 B/68.7 kB of archives.
> After this operation, 451 kB of additional disk space will be used.
> Do you want to continue [Y/n]? Selecting previously deselected package 
> unity-2d-launcher.
> (Reading database ...
> (Reading database ... 5%
> (Reading database ... 10%
> (Reading database ... 15%
> (Reading database ... 20%
> (Reading database ... 25%
> (Reading database ... 30%
> (Reading database ... 35%
> (Reading database ... 40%
> (Reading database ... 45%
> (Reading database ... 50%
> (Reading database ... 55%
> (Reading database ... 60%
> (Reading database ... 65%
> (Reading database ... 70%
> (Reading database ... 75%
> (Reading database ... 80%
> (Reading database ... 85%
> (Reading database ... 90%
> (Reading database ... 95%
> (Reading database ... 100%
> (Reading database ... 219538 files and directories currently installed.)
> Unpacking unity-2d-launcher (from 
> .../unity-2d-launcher_4.12.0-0ubuntu1_i386.deb) ...
> Selecting previously deselected package unity-2d.
> Unpacking unity-2d (from .../unity-2d_4.12.0-0ubuntu1_all.deb) ...
> Processing triggers for gnome-menus ...
> Processing triggers for desktop-file-utils ...
> Processing triggers for bamfdaemon ...
> Rebuilding /usr/share/applications/bamf.index...
> Processing triggers for man-db ...
> Processing triggers for gconf2 ...
> Processing triggers for libglib2.0-0 ...
> Setting up unity-2d-launcher (4.12.0-0ubuntu1) ...
> Setting up unity-2d (4.12.0-0ubuntu1) ...
>
> ------------------
>
>
> -- 
> Udvarias Ur
>
> This letter was generated and sent from Thunderbird on Ubuntu Linux.
>
>

Hi Udvarias,
glad to be of help. Sorry about the ./ omission. I understand that you 
are now running Unity2D, I hope you enjoy the experience.
Kind regards
-Gerry