[ecn@localhost zenoss]$ sudo conary rollback r.1 --debug-all
Applying update job 1 of 3:
    Erase   zenoss(:lib :runtime)=0.22.2-1-0.1
Traceback (most recent call last):
  File "/usr/bin/conary", line 1069, in ?
    sys.exit(main())
  File "/usr/bin/conary", line 1047, in main
    debugAll=debugAll, cfg=ccfg)
  File "/usr/lib/python2.4/site-packages//conary/lib/options.py", line 475, in main
    self.runCommand(thisCommand, cfg, argSet, otherArgs, **kw)
  File "/usr/bin/conary", line 1016, in runCommand
    argSet, args)
  File "/usr/lib/python2.4/site-packages//conary/lib/options.py", line 478, in runCommand
    thisCommand.runCommand(*args, **kw)
  File "/usr/bin/conary", line 461, in runCommand
    rollbacks.apply(db, cfg, otherArgs[2], **kwargs)
  File "/usr/lib/python2.4/site-packages//conary/rollbacks.py", line 96, in apply
    db.applyRollbackList(client.getRepos(), rollbacks, **defaults)
  File "/usr/lib/python2.4/site-packages/conary/local/database.py", line 969, in applyRollbackList
    tagScript = tagScript)
  File "/usr/lib/python2.4/site-packages/conary/local/database.py", line 506, in commitChangeSet
    trove = dbCache.getTrove(name, version, flavor, pristine = False)
  File "/usr/lib/python2.4/site-packages/conary/local/database.py", line 1066, in getTrove
    raise errors.TroveMissing(name, version)
TroveMissing: version /zenoss.rpath.org@rpl:devel//local@local:COOK/0.22.2-1-0.1 of trove zenoss:runtime does not exist
> /usr/lib/python2.4/site-packages/conary/local/database.py(1066)getTrove()
-> raise errors.TroveMissing(name, version)