Potentially, yes it could.   It's purely a memory dump onto a flat-file, 
but if you intersperse IO between
the two, you could end up with a potentially corrupt usplog file.

Very simple to get it back to a usable state, not so easy to get it back to 
a CORRECT state.

Dave



>>Seriously, since the usplog file is ONLY used at startup in order to
>>re-establish the previous state, actually running both wouldn't cause a
>>problem while running.  The problem would be that you would be guaranteed to
>>lose the state of at least one of the running systems (whichever stopped
>>first)
>
>It only uses it at spooler startup to load it's info into memory, right? 
>But does it flush its memory copy to the disk copy each time it changes 
>state? If so, would there also be a possibility that two instances could 
>collide and corrupt the structure of usplog so it was not usable by either 
>at next startup?

========================================================================
David T. Meeks                     || "All my life I'm taken by surprise
Architect, Technology Office       ||  I'm someone's waste of time
Ascential Software                 ||  Now I walk a balanced line
[EMAIL PROTECTED]   ||  and step into tomorrow" - IQ
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