This was observed on Ubuntu Quantal, using the default version of libguestfs provided by the Ubuntu package repo.
The guestfs error itself is documented here: https://bugs.launchpad.net/ubuntu/+source/libguestfs/+bug/1086974
I expect that the 'instance state not set to ERROR' behavior could be reproduced by causing an arbitrary exception to be raised in the vicinity of the stack trace above.
This was observed on Ubuntu Quantal, using the default version of libguestfs provided by the Ubuntu package repo.
The guestfs error itself is documented here: /bugs.launchpad .net/ubuntu/ +source/ libguestfs/ +bug/1086974
https:/
I expect that the 'instance state not set to ERROR' behavior could be reproduced by causing an arbitrary exception to be raised in the vicinity of the stack trace above.