I have the same problem. Ubuntu 32-bit, up-to-date firefox (3.6 +nobinonly-0ubuntu5~mfs~karmic1). Removing compatibility.ini helps (alternative way to resolve the problem is to start firefox in safe mode and quit it from the prompter, then start normally).
-- Firefox does not start with certain addons installed https://bugs.launchpad.net/bugs/518422 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs