AttributeError: connector

New submission from jml <[email protected]>:

Our error reporting system recently mailed us this error:

{{{
  AttributeError: connector

    Traceback (most recent call last):
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/python/log.py", line 51, in callWithLogger
    return callWithContext({"system": lp}, func, *args, **kw)
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/python/log.py", line 36, in callWithContext
    return context.call({ILogContext: newCtx}, func, *args, **kw)
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/python/context.py", line 59, in callWithContext
    return self.currentContext().callWithContext(ctx, func, *args, **kw)
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/python/context.py", line 37, in callWithContext
    return func(*args,**kw)
--- <exception caught here> ---
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/internet/selectreactor.py", line 146, in _doReadOrWrite
    why = getattr(selectable, method)()
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/internet/tcp.py", line 527, in doConnect
    self.failIfNotConnected(error.getConnectError((err, strerror(err))))
  File "/srv/bazaar.launchpad.net/production/launchpad-rev-8112/utilities/../lib/twisted/internet/tcp.py", line 484, in failIfNotConnected
    del self.connector
exceptions.AttributeError: connector
}}}

It doesn't look like something in our code, and a little googling found another instance of this in buildbot (I think).  Not really sure of the cause of the bug or how to reproduce it -- sorry.

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Type     : defect
Component: core
Keywords : 
Priority : normal
Nosy     : mwh
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http://twistedmatrix.com/trac/ticket/3889