The latest upgrade seems to have fixed this issue! (The new version number of libgl1-mesa-dri is 8.1~git20120814.605f964d-0ubuntu0ricotz~precise)
The latest upgrade seems to have fixed this issue! (The new version number of libgl1-mesa-dri is 8.1~git20120814 .605f964d- 0ubuntu0ricotz~ precise)