talagent[862]: CGSFlushSurfaceWithOptions: Invalid window 0x12

Jan 15 19:41:18 mydomain.com talagent[862]: CGSFlushSurfaceWithOptions: Invalid window 0x12

Jan 15 19:41:48 --- last message repeated 710 times ---

Jan 15 19:41:48 mydomain.com talagent[862]: CGSFlushSurfaceWithOptions: Invalid window 0x12

Jan 15 19:42:18 --- last message repeated 719 times ---

Jan 15 19:42:18 mydomain.com talagent[862]: CGSFlushSurfaceWithOptions: Invalid window 0x12

Jan 15 19:42:31 --- last message repeated 333 times ---

Do you know anybody what does it mean? I found these information in /var/log/system.log in MacMini with MountainLion Server.

Thanks,

Milan