Microsoft KB Archive/196242

= SNA Print Server May Leak Memory =

Article ID: 196242

Article Last Modified on 10/27/2006

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APPLIES TO


 * Microsoft SNA Server 3.0 Service Pack 4
 * Microsoft SNA Server 4.0
 * Microsoft SNA Server 3.0 Service Pack 2
 * Microsoft SNA Server 3.0 Service Pack 3
 * Microsoft SNA Server 4.0
 * Microsoft SNA Server 4.0 Service Pack 1

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This article was previously published under Q196242





SYMPTOMS
A memory leak may occur in SNA Server's host print service when it closes connections to physical printers. This was observed while performing stress tests on the host print service while simulating a network error to the destination Windows NT printer. This problem may occur when using either 3270 or 5250 print emulation.



CAUSE
The virtual print driver used by the host print service was not properly releasing memory that it allocated for an internal printer information structure.



SNA Server 3.0
To resolve this problem, obtain the latest service pack for SNA Server version 3.0. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

184307 How to Obtain the Latest SNA Server Version 3.0 Service Pack

SNA Server 4.0
This problem was corrected in the latest SNA Server version 4.0 U.S. Service Pack. For information on obtaining this Service Pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

  S E R V P A C K



STATUS
Microsoft has confirmed this to be a problem in SNA Server 3.0, 3.0 Service Pack 1, 3.0 Service Pack 2, 3.0 Service Pack 3, 4.0, and 4.0 Service Pack 1. This problem was first corrected in SNA Server 3.0 Service Pack 4.

Keywords: kbbug kbfix KB196242

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