Thanks for reporting this Can you provide the Ubuntu version where that error is happening? Also, can you use the command: apt-get install -f
And check the results of this? ** Changed in: nova (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1103202 Title: grizzly scheduler can not start with import error To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/1103202/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs