After some source code & hardware investigation, it works ! I just changed the shared video memory window from 16Mb to 32Mb. It seems the nouveau driver has some problems with shared video memory less than 32Mb.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau in ubuntu. https://bugs.launchpad.net/bugs/659018 Title: [Live CD/USB] X failed to start with Nvidia GeForce 6150 [NV4e] _______________________________________________ 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