I just open Software Center and then I saw this error. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/736046
Title: software-center crashed with AttributeError in _cleanup_poster_sigs(): 'NoneType' object has no attribute 'posters' -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs