DOCUMENT:Q313688 08-MAY-2002 [sna] TITLE :SNA Server Access Violation in Function S1PWHSES() PRODUCT :Microsoft SNA Server PROD/VER::4.0,4.0 SP1,4.0 SP2,4.0 SP3,4.0 SP4 OPER/SYS: KEYWORDS:kbDSupport sna4 kbsna400sp1 kbsna400sp2 kbsna400sp3 kbsna400sp4 ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft SNA Server, versions 4.0, 4.0 SP1, 4.0 SP2, 4.0 SP3, 4.0 SP4 ------------------------------------------------------------------------------- SYMPTOMS ======== The SNA Server service may terminate unexpectedly and cause all connected users to lose their existing host sessions. If Drwtsn32.exe is configured as the default debugger on the system, a Drwtsn32.log file similar to the following is generated when this problem occurs: Application exception occurred: App: exe\snaservr.dbg (pid=) When: @