Print Job Stuck in Spool - Sometimes?

> Hi Guys,
>
> I sure hope an MS MVP is available for this one!
>
> I am not sure if this belongs in the VB group or if the problem is related
> to XP. I posted this in the VB.SYNTAX group but got only one reply that was
> more of a question than an answer?
>
>
> I have a VB program (VB6 SP6) distributed to 30 customers. Within the
> program is a Check Printing module that allows approval and printing of
> disbursement checks to suppliers.
>
> I use the Printer object, cycle through all the checks (anywhere from 1 to
> 100 or more) and then issue Printer.EndDoc. It is working beautifully at all
> sites except one. For this one user who prints all the checks for their
> office, when a run is more than about 25 checks the job seems to get stuck
> in the Spool. She has been closing the VB program, logging out of the
> network, and then logging back on to get the job to reach the printer. NOTE:
> The printer is attached directly to her LPT1 port and it is NOT shared! When
> she logs back on to
> the network, ALL the checks print nice as pie. This user, at my request,
> yesterday printed a 50 page Word document to the same printer from the same
> workstation with no problem. So now I am on the hotseat to find a solution.
>
> A number of the other sites regularly print more than 25 checks in a run and
> do not report this problem (yet).
>
> I call the Common Dialog control to direct the output to the selected
> printer (in the problem case it is always the same printer that is used).
> However, I do not pull any properties of the selected printer into the
> Printer object after the selection of printer. Like I said, it is working
> fine everywhere else. And it is working fine at the problem site until a
> certain number of checks is reached in the run, about 25.
>
> I thought about issuing a Printer.EndDoc after each individual check, but I
> am afraid of causing breakage, because the program is released to so many
> sites where it is working just fine.
>
> The user with the problem is running a Windows XP machine. When I look at
> the System Properties , it does not look like XP has had ANY service packs
> applied. Could that possibly be a cause for print spooling difficulties?
>
> Thanks in advance for any help
>
> John Kotuby
>
>
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