TN3270E May Get Unexpected Application Exception Violations

 Last reviewed: July 29, 1996
Article ID: Q151628
The information in this article applies to:

- Microsoft SNA Server for Windows NT, versions 2.11 and 

  2.11 Service Pack 1

SYMPTOMS

The SNA Server 2.11 Service Pack 1 Tn3270E Server may experience access violations when more than two thousand clients are connected to the TN3270 Server.

If this occurs, the SNA Server TN3270E service will log the following event into the Microsoft Windows NT application event log: 

   Event Id:5

   The TN3270E Service has abnormally terminated.

   EXPLANATION
   An exception (0xC0000005) has occurred that has caused the TN3270E
   Service to terminate.

   ACTION
   Record message and contact technical support.

CAUSE

The TN3270E Server will start to write beyond the bounds of one of its arrays when more than 2000 users are connected to the server.

STATUS

Microsoft has confirmed this to be a problem in Microsoft SNA Server for Windows NT versions 2.11 and 2.11.sp1. A fix to this problem is in development, but has not been regression-tested and may be destabilizing in production environments. Microsoft does not recommend implementing this fix at this time. Contact Microsoft Product Support Services for more information on the availability of this fix.

KBCategory: kbnetwork kbbug2.11
KBSubcategory: prodsna ntnetserv
Additional reference words: 2.11 tn3270

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Last reviewed: July 29, 1996
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