Subject Re: Strange network problem, a real puzzle
Author dr_bentonquest
> If it is always the same 4th terminal that continues to work it
sounds like a
> network problem, try checking the server, firebird server log for
unexpected
> client disconnects.

Yes, log has many 10054 errors, I read those are caused by a terminal
that was turned off (or rebooted) without properly disconnecting from
the server. That's exactly what is happening right now because of the
freezes.

Thanks,

-Benton




> dr_bentonquest wrote:
>
> > Network setup:
> > One W2K Server, running FB 1.0 server
> > Three client applications built with Delphi 7 and IBObjects
running
> > on W98 terminals, FB 1.0 client install. I¡¦m using IBO¡¦s
TDataset-
> > compatible components.
> >
> > All four machines can connect to the database and execute *most*
> > queries. However, on three of the four client apps, opening
certain
> > query freezes that computer to a point where ctrl-alt-del does not
> > even work.
> > The server and a fourth terminal *can* always execute the same
query
> > without any problem at all, though.
> >
> > Another symptom: if one client app is working fine (no freezes)
and
> > then a second terminal opens the ¡§offending¡¨ query, the first PC
> > *seems* to hang, but after pushing the reset button on the second
> > terminal, life returns to the first one and client app. returns to
> > normal behavior. Note that server is unaffected even when one or
more
> > terminals are frozen.
> >
> > And as I said before, there is this fourth terminal that can
safely
> > open the query all the time, just like the server can. Yesterday
> > everything was fine on the network, problem came up this morning.
> >
> > Here¡¦s what has been done so far:
> >
> > In the server:
> > -Reboot ļ
> > -Uninstall/reinstall FB 1.0 server
> > -Database sweep, backup and restore
> >
> > In the terminals:
> > -Reboot ļ
> > -Uninstall/reinstall FB 1.0 server
> >
> > No luck yet. At this time I don¡¦t know the exact SQL of the query
> > that is causing havoc (there are several queries on that form)
> > because right now I am in a different city. Tonight I¡¦ll drive
to my
> > client¡¦s place in order to take a closer look at the problem.
> >
> > I desperately need more ideas to try out tomorrow. All
> > guidance/suggestions/pointers are welcome.
> >
> > Thanks a lot,
> >
> > -Benton
> >
> >
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> >
> >
> >
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