User-agent:
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0) Gecko/20111222 Thunderbird/9.0.1
Due to some bugs in nova it can happen that a vm fails to start and, due
to another bug, 'nova delete' will not delete it. There was a mention
somewhere that you have to manually remove it from the database but I am
not sure exactly what command will do that. Can some one help me out?