protocol.eof_received() call failed

[hildeb]

Every now and then I'm getting:

Nov 26 14:45:22 mail-cvk python3[1755002]: olefy ERROR default_exception_handler Fatal error: protocol.eof_received() call failed.
Nov 26 14:45:22 mail-cvk python3[1755002]: protocol: <__main__.AIO object at 0x729c61817a40>
Nov 26 14:45:22 mail-cvk python3[1755002]: transport: <_SelectorSocketTransport fd=7 read=polling write=<idle, bufsize=0>>
Nov 26 14:45:22 mail-cvk python3[1755002]: Traceback (most recent call last):
Nov 26 14:45:22 mail-cvk python3[1755002]:   File "/usr/lib/python3.12/asyncio/selector_events.py", line 1039, in _read_ready__on_eof
Nov 26 14:45:22 mail-cvk python3[1755002]:     keep_open = self._protocol.eof_received()
Nov 26 14:45:22 mail-cvk python3[1755002]:                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 26 14:45:22 mail-cvk python3[1755002]:   File "/usr/local/bin/olefy.py", line 169, in eof_received
Nov 26 14:45:22 mail-cvk python3[1755002]:     protocol_split(headers)
Nov 26 14:45:22 mail-cvk python3[1755002]:   File "/usr/local/bin/olefy.py", line 92, in protocol_split
Nov 26 14:45:22 mail-cvk python3[1755002]:     if kv[0] != '' and kv[1] != '':
Nov 26 14:45:22 mail-cvk python3[1755002]:                        ~~^^^
Nov 26 14:45:22 mail-cvk python3[1755002]: IndexError: list index out of range