Hi Sorry for the lack of answer. Here is the missing info (the lspci -vvnn). I tried the ppa drivers but the problem is still there.
** Attachment added: "the result of lspci -vvnn" http://launchpadlibrarian.net/21725229/lspci_info -- Desktop effects could not be enabled chip intel i810 https://bugs.launchpad.net/bugs/298977 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
