This error is also reported to the developers of C::B. http://forums.codeblocks.org/index.php?topic=5083.0
It seems to be a general X related issue which must be fixed in Ubuntu. -- Crash in applications using wxWidgets2.6.1 https://launchpad.net/bugs/57569 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs