I now found out that the gray stripes have to do with the "compositing_manager" option under /apps/metacity/general . When enabled, I see the gray stripes. When disabled, I see my desktop but see garbage in some apps e.g. the VLC window (might be all Qt interfaces which fail).
-- [HD 3650] cannot start gnome X in intrepid (gray screen with horizontal thin flashing black lines) https://bugs.launchpad.net/bugs/272406 You received this bug notification because you are a member of Ubuntu-X, which is the registrant for xserver-xorg-driver-ati. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp