[Zope] worldpilot error

[tom smith]

after (finally) getting access to an IMAP server...worldpilot in zope 2.1.6
breaks with this error when reading mail. Listing is fine, sending is
fine...only reading has this problem...

<!--
Traceback (innermost last):
  File C:\PROGRA~1\Zope\lib\python\ZPublisher\Publish.py, line 214, in
publish_module
  File C:\PROGRA~1\Zope\lib\python\ZPublisher\Publish.py, line 179, in
publish
  File C:\PROGRA~1\Zope\lib\python\Zope\__init__.py, line 202, in
zpublisher_exception_hook
    (Object: RoleManager)
  File C:\PROGRA~1\Zope\lib\python\ZPublisher\Publish.py, line 165, in
publish
  File C:\PROGRA~1\Zope\lib\python\ZPublisher\mapply.py, line 160, in mapply
    (Object: prog)
  File C:\PROGRA~1\Zope\lib\python\ZPublisher\Publish.py, line 102, in
call_object
    (Object: prog)
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\WorldPilot.py, line
1906, in prog
    (Object: RoleManager)
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\WorldPilot.py, line
1831, in displayIfLoggedOn
    (Object: RoleManager)
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\WorldPilot.py, line
369, in callResource
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\Resource.py, line
137, in callResource
  File C:\PROGRA~1\Zope\lib\python\DocumentTemplate\DT_String.py, line 502,
in __call__
    (Object: &lt;string&gt;)
  File C:\PROGRA~1\Zope\lib\python\DocumentTemplate\DT_With.py, line 133, in
render
    (Object: Logon.getIMAPMsg(20, REQUEST))
  File C:\PROGRA~1\Zope\lib\python\DocumentTemplate\DT_Util.py, line 335, in
eval
    (Object: Logon.getIMAPMsg(20, REQUEST))
    (Info: Logon)
  File &lt;string&gt;, line 0, in ?
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\WorldPilot.py, line
911, in getIMAPMsg
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\WorldPilot.py, line
822, in makeMessage
  File C:\PROGRA~1\Zope\lib\python\Products\WorldPilot\WorldPilot.py, line
674, in makePartList
IndexError: list index out of range

-->

...anyone recognize this?

cheers

tom