On 01:30 pm, ch...@simplistix.co.uk wrote: >Hi Glyph, > >On 30/09/2010 19:52, Glyph Lefkowitz wrote: >>>File "Twisted-8.2.0-py2.5-linux-x86_64.egg/twisted/internet/base.py", >>>line 757, in runUntilCurrent >>>call.func(*call.args, **call.kw) >>>File "test_looping.py", line 24, in __call__ >>>del self.connector >>>exceptions.AttributeError: Break instance has no attribute >>>'connector' >> >>This traceback indicates a bug in Twisted. >> >>This is an error that other people have very occasionally spotted, and >>we have never been able to reliably reproduce it. > >While I'm able to reproduce this, I can't really as it involves a >customer ftp server also generating error messages and they've already >had enough of them ;-) >>Over the years we have >>tried to diagnose it in various ways and we have always failed. >> >>It would be really valuable to everyone if you could write up a bug >>and > >Is there a bug already tracking this? >>provide detailed reproduction instructions, ideally with some python >>code that triggers this error, so that we can address the bug. It >>would >>be super useful if you could write an example that reproduces the same >>bug on a recent Twisted version (8.2 is pretty old), especially the >>10.2 >>prerelease. But, if your example reproduces on 8.2 and not 10.0, that >>tells us something too. > >Well, unfortunately I can't do any of the above :-( I've only seen >this, >as I said previously, when we use twisted.protocols.ftp.FTPClient to >try >to send a file to an ftp server that was only able to handle active ftp >transfers when our setup only allowed passive ftp transfers. > >It was happening in a steady, reproducible fashion (ie: every time we >tried) but unfortunately we've had to bail and now send via sftp using >a >pexpect-based wrapper around the real sftp command client (we had buggy >behaviour with twisted's sftp client elsewhere) > >I hope this helps, do let me know if I should add it to an issue >somewhere...
Can you at least provide a traffic capture recording an instance of this happening? Jean-Paul _______________________________________________ Twisted-Python mailing list Twisted-Python@twistedmatrix.com http://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python
