I have the same problem. Looking at the a gdb back trace it seems to suggest a problem between these plugins.
-- Flash player plugin+mplayer plugin (for audio streaming)= force quit! https://bugs.launchpad.net/bugs/129656 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