<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Arial; font-size: 12pt; color: #000000'>Sounds like an xorg problem related to your (older?) graphics hardware. I had graphics problems with composting off (yes, off) on a machine with Radeon M7500 graphics that was solved by fiddling with xorg.conf.<div><br></div><div>You might try copying /etc/X11/xorg.conf from the 7.10 installation to 9.10 and seeing if that changes things.</div><div><br></div><div>Good luck.<br><div><br></div><div><br>----- Original Message -----<br>From: "Donn" <donn.ingle@gmail.com><br>To: kubuntu-users@lists.ubuntu.com<br>Sent: Tuesday, November 17, 2009 9:59:40 AM GMT -05:00 US/Canada Eastern<br>Subject: Re: Urgent help needed - desktop/ screen Kubuntu Karmic does not function at all!<br><br>On Tuesday 17 November 2009 16:32:10 Bas Roufs wrote:<br>> '3D compositing': pls. briefly explain where and how to find it?<br>I can see that with 1/3 of your screen black it will be just about impossible <br>to try work with KDE. I will point you to the relevant file, but I am not on <br>Karmic so it might be different.... But you can try.<br><br>Go to a normal command-line (ctrl + alt + F1 or F2 or F3) and login. <br>Change to the folder:<br>cd ~/.kde/share/config<br>Backup the file first:<br>cp kwinrc kwinrc.original<br>Now use your text editor, nano or vim or whatever you know. Edit the file named <br>'kwinrc'. Example:<br>nano kwinrc<br>In that file, look for the section titled '[Compositing]'.<br>Remove any lines directly under it, but not the next section (which will be in <br>square [] brackets.)<br>That *should* switch the compositor off. To turn it on, try adding these lines:<br>GLDirect=true<br>GLMode=TFP<br><br>As an example, here is a snippet from my own file:<br>[Compositing]<br>GLDirect=true<br>GLMode=TFP<br>GLVSync=true<br><br>[Desktops]<br>Name_1=<br>...<br>Do you see how the 'sections' work here? I hope so :)<br><br>So, decide on or off. Add or remove lines as you can. Save the file. Then <br>restart Kwin -- flip back to KDE - use ctrl + alt + F7 or F8 (I can't recall) <br>and then logout and login again. <br><br>I hope that helps a little. I still am not sure it will even work.<br>\d<br><br>-- <br>kubuntu-users mailing list<br>kubuntu-users@lists.ubuntu.com<br>Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/kubuntu-users<br></div></div></div></body></html>