i am really very happy and also a bit discourage by my incapacity and the time that i rob from anybody who looked and gave attention to the topic i post. the problem of my computer was a graphic problem and was cause by wrong setting at bios level in the bios there is a graphic choice between SWITCHABLE and UMA, mine was wrongly on SWITCHABLE and the correct set for ubuntu instead iappear to be UMA now everithing appear to work properly regarding the graphics and no more bugs are automaticaly detected by the system
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1312946 Title: ubuntu 14.04 in lenovo g400 why x did not use the graphic accelerator ? To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1312946/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs