flashplugin-nonfree is not supported by ubuntu. please file the bug with flash if you can.
** Changed in: firefox (Ubuntu) Status: Unconfirmed => Rejected -- Firefox, shutdowns automatically when using a flash player... https://launchpad.net/bugs/63257 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs