Are you using Beryl 0.2.0 RC1 or RC2. It's a known buy in RC1, ubuntu-xgl was not built correctly in RC1 but works pefectly (for me) in RC2.
This can be followed here: http://www.pricechild.co.uk/ or beryl's offical buqtraq -- beryl-manager on ATI X1400 crashes on boot https://launchpad.net/bugs/85217 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
