On Tue, Nov 2, 2010 at 6:14 AM, Brian Gerkey wrote: > That's a known bug in Jaunty: > https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/300935. > Workaround: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/300935/comments/10 We were also seeing this error in Karmic and Lucid (which both have rgb.txt in the correct place), but it now seems to have been fixed in the latest ros-cturtle-simulator-stage ubuntu packages. But, I believe the corresponding fix has not yet appeared in ros-unstable-simulator-stage. --  joq