This is caused by a corrupt state file. There is forum thread that contains steps to fix: http://ubuntuforums.org/showthread.php?t=1497782
I'll leave this bug open as the error should be handled properly. ** Changed in: deluge (Ubuntu) Status: New => Confirmed ** Changed in: deluge (Ubuntu) Importance: Undecided => Low ** Summary changed: - deluge-gtk crashed with UnpicklingError in load_state(): invalid load key, 'Õ'. + Unhandled UnpicklingError with corrupt state file -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/750146 Title: Unhandled UnpicklingError with corrupt state file To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/deluge/+bug/750146/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs