On a server that is running Microsoft Internet Security and Acceleration (ISA) Server 2004, the Microsoft Firewall service stops unexpectedly. When this problem occurs, the following event is logged in the System log:

Event Type: Error
Event Source: Service Control Manager
Event Category: None
Event ID: 7034
Date: Date
Time: Time
User: N/A
Computer: ComputerName
Description:
The Microsoft Firewall service terminated unexpectedly. It has done this 1 time(s).
Data:
0000: 41 00 70 00 70 00 6c 00 A.p.p.l.
0008: 69 00 63 00 61 00 74 00 i.c.a.t.
0010: 69 00 6f 00 6e 00 20 00 i.o.n. .
0018: 46 00 61 00 69 00 6c 00 F.a.i.l.
0020: 75 00 72 00 65 00 20 00 u.r.e. .
0028: 20 00 77 00 73 00 70 00 .w.s.p.
0030: 73 00 72 00 76 00 2e 00 s.r.v...
0038: 65 00 78 00 65 00 20 00 e.x.e. .
0040: 34 00 2e 00 30 00 2e 00 4...0...
0048: 32 00 31 00 36 00 35 00 2.1.6.5.
0050: 2e 00 36 00 31 00 30 00 ..6.1.0.
0058: 20 00 34 00 34 00 32 00 .4.4.2.
0060: 64 00 34 00 38 00 66 00 d.4.8.f.
0068: 31 00 20 00 69 00 6e 00 1. .i.n.
0070: 20 00 77 00 73 00 70 00 .w.s.p.
0078: 73 00 72 00 76 00 2e 00 s.r.v...
0080: 65 00 78 00 65 00 20 00 e.x.e. .
0088: 34 00 2e 00 30 00 2e 00 4...0...
0090: 32 00 31 00 36 00 35 00 2.1.6.5.
0098: 2e 00 36 00 31 00 30 00 ..6.1.0.
00a0: 20 00 34 00 34 00 32 00 .4.4.2.

Additionally, the following events are logged in the Application log.

Event Type: Error
Event Source: Microsoft ISA Server 2004 Event
Category: None
Event ID: 1000
Date: Date
Time: Time
User: N/A
Computer: ComputerName
Description:
Faulting application wspsrv.exe, version 4.0.2165.610, stamp 442d48f1, faulting module wspsrv.exe, version 4.0.2165.610, stamp 442d48f1, debug? 0, fault address 0x00058d0b.

Event Type: Error
Event Source: Microsoft ISA Server Control
Event Category: None
Event ID: 14079
Date: Date
Time: Time
User: N/A
Computer: ComputerName
Description:
Due to an unexpected error, the service fwsrv stopped responding to all requests. Stop the service or the corresponding process if it does not respond, and then start it again. Check the Windows event Viewer for related error messages.

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This problem occurs because a pContext pointer becomes null if a connection is notified to close multiple times. This situation causes an access violation in the Wspsrv.exe process.

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To resolve this problem, install ISA Server 2004 Service Pack 3. For more information about how to obtain this service pack, visit the following Microsoft Web site:

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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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Another problem in ISA Server 2004 has similar symptoms. For more information, click the following article number to view the article in the Microsoft Knowledge Base: For more information about problems that are fixed in ISA Server 2004 Service Pack 3, click the following article number to view the article in the Microsoft Knowledge Base:

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