On Wed, Jul 02, 2003 at 02:38:42PM -0400, Mark Bucciarelli wrote: > i'm not operating on much sleep here ... > > i'm getting this message: > > File "/usr/lib/python2.2/site-packages/quixote/session.py", line > 183, in __setitem__ > > raise TypeError("session not an instance of %r: %r" > > TypeError: session not an instance ofrealtime.realtime_server.DemoSession at 0x83328c4>: 82d3954: 571be1b576956b3f> I suspect you are using relative imports and ending up with two DemoSession classes. If you are curious, you could try adding: for k, v in sys.modules.items(): print k, getattr(v, '__file__', None) somewhere in your program. I bet the module containing DemoSession appears twice. HTH, Neil