If you're the only one having problems with attaching files, it's likely a problem with your browser. Try deleting cookies and cache.
Please attach also output from xrandr --verbose.
The -tv3 package from http://ppa.launchpad.net/tormodvolden/ubuntu/pool/main/x/xserver-xorg-video-ati/ (i386 still in build queue) will have changes from current git upstream which could help.
If you're the only one having problems with attaching files, it's likely a problem with your browser. Try deleting cookies and cache.
Please attach also output from xrandr --verbose.
The -tv3 package from http:// ppa.launchpad. net/tormodvolde n/ubuntu/ pool/main/ x/xserver- xorg-video- ati/ (i386 still in build queue) will have changes from current git upstream which could help.