Thunderbird wrote: > The output of glxinfo is not correct: > direct rendering: No (LIBGL_ALWAYS_INDIRECT set) > > Further if you ran wine from the console, Wine should have shown you a 'winediag' warning about indirect rendering. Ok, I understand now: when I run a terminal under Compiz it sets LIBGL_ALWAYS_INDIRECT=1, so when I run wine it fails; if I run wine from application menu global variable LIBGL_ALWAYS_INDIRECT isn't set. See here: https://bugs.launchpad.net/ubuntu/+source/desktop-effects/+bug/137388 Thanks :-)