[Buildbot-devel] Stack trace when using PBListener and Dependent scheduler

[Dobes Vandermeer]

I'm getting this error:

          File "Z:\Tools\PythonLibs\Python24\twisted\spread\banana.py",
line 114, in gotItem
            self.callExpressionReceived(item)
          File "Z:\Tools\PythonLibs\Python24\twisted\spread\banana.py",
line 81, in callExpressionReceived
            self.expressionReceived(obj)
          File "Z:\Tools\PythonLibs\Python24\twisted\spread\pb.py",
line 561, in expressionReceived
            method(*sexp[1:])
          File "Z:\Tools\PythonLibs\Python24\twisted\spread\pb.py",
line 872, in proto_message
            self._recvMessage(self.localObjectForID, requestID,
objectID, message, answerRequired, netArgs, netKw)
        --- <exception caught here> ---
          File "Z:\Tools\PythonLibs\Python24\twisted\spread\pb.py",
line 886, in _recvMessage
            netResult = object.remoteMessageReceived(self, message,
netArgs, netKw)
          File "Z:\Tools\PythonLibs\Python24\twisted\spread\pb.py",
line 241, in perspectiveMessageReceived
            state = method(*args, **kw)
          File "Z:\Tools\PythonLibs\buildbot\changes\pb.py", line 48,
in perspective_addChange
            self.changemaster.addChange(change)
          File "Z:\Tools\PythonLibs\buildbot\changes\changes.py", line
207, in addChange
            self.parent.addChange(change)
          File "Z:\Tools\PythonLibs\buildbot\master.py", line 1008, in addChange
            s.addChange(change)
        exceptions.AttributeError: Dependent instance has no attribute
'addChange'