Friday, February 24, 2012

Communication link failure

I have a VB6 application running on an SQLServer database. At first, the co
nnection to the database succeeds, a number of sql subsequent statements (bo
th select and update statements) succeed and then from some point on (after
about 80 sql statements), I
get the following error message : -2147467259 : [Microsoft][ODBD SQL
Server Driver]Communication link failure.
This happens on a number of P.C.'s, however not on all of them.
Thanks,
John DesmetThis sounds like it might share a few common features with a posting I made
here on March 5, under the heading:
Re: Occasional "Timeout expired" message - on SP that should take 1 second
What do you think? This syndrome sometimes also generates the
"Communication Link Failure" message.
- ITFred|||Thank you for your reply. At the end of the day (literally), we found out t
hat the Symantic Client Firewall is causing the problem. When it is turned
off, the problem no longer occurs. Now, we have to modify a number of firew
all settings.
Thanks,
John Desmet

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