3

I followed these ( http://blog.mypapit.net/2011/05/howto-mining-bitcoin-in-ubuntu-using-opencl-py.html ) directions without any error and now the launch bar for unity is no longer displayed. Can someone help?

unity --reset results in the following error

unity-panel-service: no process found
Backend     : gconf
Integration : true
Profile     : default
Adding plugins
Initializing core options...done
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 1
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 1
Window created on XQueryTree, map state isViewable? 1
Window created on XQueryTree, map state isViewable? 1
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 0
Window created on XQueryTree, map state isViewable? 1
Window created on XQueryTree, map state isViewable? 0
Initializing bailer options...done
Initializing detection options...done
Initializing composite options...done
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Compiz (opengl) - Fatal: glXCreateContext failed
Compiz (bailer) - Info: Ensuring a shell for your session
zaeb@J0KER1:~$ Cannot register the panel shell: there is already one running.
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  • use unity --reset Jul 4, 2011 at 1:00
  • Did you make any changes to your graphics drivers when updating your system? Is there any interesting errors related to DRI or GLX in /var/log/Xorg.0.log? Does the X server start up properly when you aren't running the OpenCL program? Jul 4, 2011 at 6:03
  • I haven't made any changes to the graphics drivers. Unsure how to check for errors, although I searched the log file and it came up empty. How can I check to see if X server starts up properly?
    – Jeb
    Jul 4, 2011 at 9:00
  • 3
    The output from your unity --reset run indicates that your X server isn't advertising the GLX extension (one of the extensions exposing the OpenGL API). My hypothesis is that the OpenCL application is blocking access to the GPU for the X server. If that is the case, I would expect to see some note about that in the X server log file. Jul 4, 2011 at 9:41
  • Well I was messing around more with it and thought I'd reinstall all the xserver files from synaptics which was a bad idea. So instead of trying to fix the computer from not booting I just reinstalled 10.10 and upgraded. Thanks for the help!
    – Jeb
    Jul 5, 2011 at 7:30

1 Answer 1

0

compiz --replace will probably fix that.

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