[Mailman-Users] mailman errors

[zbigniew szalbot]

I get a lot of below errors and worse some of the lists that have been 
created no longer send out emails. Can you help me troubleshoot it?

Thank you!

Nov 23 15:06:12 2007 (70462) SHUNTING: 
1195826769.306325+db3247f3fd9baf0ca519cd58e37b4c1875fc76b3
Nov 23 15:06:32 2007 (70462) Uncaught runner exception: unsupported 
operand type(s) for -=: 'str' and 'int'
Nov 23 15:06:32 2007 (70462) Traceback (most recent call last):
  File "/usr/local/mailman/Mailman/Queue/Runner.py", line 112, in _oneloop
    self._onefile(msg, msgdata)
  File "/usr/local/mailman/Mailman/Queue/Runner.py", line 170, in _onefile
    keepqueued = self._dispose(mlist, msg, msgdata)
  File "/usr/local/mailman/Mailman/Queue/OutgoingRunner.py", line 73, in 
_dispose
    self._func(mlist, msg, msgdata)
  File "/usr/local/mailman/Mailman/Handlers/SMTPDirect.py", line 159, in 
process
    deliveryfunc(mlist, msg, msgdata, envsender, refused, conn)
  File "/usr/local/mailman/Mailman/Handlers/SMTPDirect.py", line 345, in 
verpdeliver
    bulkdeliver(mlist, msgcopy, msgdata, envsender, failures, conn)
  File "/usr/local/mailman/Mailman/Handlers/SMTPDirect.py", line 369, in 
bulkdeliver
    refused = conn.sendmail(envsender, recips, msgtext)
  File "/usr/local/mailman/Mailman/Handlers/SMTPDirect.py", line 78, in 
sendmail
    self.__numsessions -= 1
TypeError: unsupported operand type(s) for -=: 'str' and 'int'