I've got a similar bug. When installing the java plug-in, and downloading the package, clicking cancel ends the installation but the message: Firefox finished installing the missing plug-ins is stilled displayed.
-- firefox plugin-install says "plugin installed" for non-completed installation https://bugs.launchpad.net/bugs/144042 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs