memory error

[pfreak2000]

i got every time this error with vtc second network. It runs some hours then i got this error

Unhandled Error
Traceback (most recent call last):
File "twisted\python\log.pyc", line 103, in callWithLogger

File "twisted\python\log.pyc", line 86, in callWithContext

File "twisted\python\context.pyc", line 122, in callWithContext

File "twisted\python\context.pyc", line 85, in callWithContext

--- ---
File "twisted\internet\selectreactor.pyc", line 149, in _doReadOrWrite

File "twisted\internet\tcp.pyc", line 201, in doRead

exceptions.MemoryError:

[tigerpo]

Anyone got a solution yet? I've got the same problem. Any clue on what could cause this Memory Error? Any good tools to further diagnose?