Duplicates: https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1894061 https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1898904 https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1899259 https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1899296
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1894061 Title: calibre crashes on startup with AttributeError: 'NoneType' object has no attribute 'cancel' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1894061/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
