i've noticed the same problem with an older version of the nvidia driver (version 173).
good news: updated virtualbox to 3.0.8 and the problem seems resolved, no more transparent screen -- qt4 applications have transparent screen inside https://bugs.launchpad.net/bugs/404287 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers-180 in ubuntu. _______________________________________________ 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
