thank you for your bug report, that's a known compiz issue and fixed in
hardy
** Changed in: compiz (Ubuntu)
Sourcepackagename: gnome-panel => compiz
Importance: Undecided => Low
Status: New => Fix Released
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screen goes blank when switching workspaces
https://bugs.launchpad.net/bugs/
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/14440805/Dependencies.txt
** Attachment added: "ProcMaps.txt"
http://launchpadlibrarian.net/14440806/ProcMaps.txt
** Attachment added: "ProcStatus.txt"
http://launchpadlibrarian.net/14440808/ProcStatus.txt
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