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FIX: ASP.NET Worker Process (Aspnet_wp.exe) Is Recycled Unexpectedly
Article ID: 321792 - View products that this article applies to.
This article was previously published under Q321792
If the ASP.NET worker process has been idle for the time that is specified for the responseDeadlockInterval configuration setting in the Machine.config file, the ASP.NET worker process (Aspnet_wp.exe) is recycled unexpectedly.
The following event is logged in the Application event log:
NOTE: This event is expected if you experience a deadlock scenario. Before you apply the hotfix that is listed in the "Resolution" section, you must rule out a deadlock scenario. If your problem is caused by a deadlock, you do not need this hotfix.
Event Type: Error Event Source: ASP.NET 1.0.3705.0 Event Category: None Event ID: 1003 Date: 4/24/2002 Time: 6:18:23 PM User: N/A Computer: <ComputerName> Description: aspnet_wp.exe (PID: <xxx>) was recycled because it was suspected to be in a deadlocked state. It did not send any responses for pending requests in the last 180 seconds.
To rule out a deadlock scenario, use one of the following methods:
To resolve this problem, obtain the latest service pack for Microsoft .NET Framework. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
318836The English version of this fix should have the following file attributes or later:
(http://support.microsoft.com/kb/318836/EN-US/ )INFO: How to Obtain the Latest .NET Framework Service Pack
Date Time Version Size File name -------------------------------------------------------------- 21-Apr-2002 12:15 1.0.3705.258 192,512 Aspnet_isapi.dll 21-Apr-2002 12:10 19,332 Aspnet_perf.ini 21-Apr-2002 12:15 1.0.3705.258 24,576 Aspnet_regiis.exe 21-Apr-2002 12:15 1.0.3705.258 28,672 Aspnet_wp.exe 05-Apr-2002 12:07 8,709 Smartnav.js 05-Apr-2002 12:07 7,003 Smartnavie5.js 22-Apr-2002 00:39 1.0.3705.258 1,183,744 System_web.dll
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Microsoft .NET Framework Service Pack 2 (SP2).
Under certain scenarios, the request processing logic may not be synchronized. This can cause the deadlock detection mechanism to engage if no requests have been received for the time that is specified in the responseDeadlockInterval attribute in the <processModel> element of your Machine.config file.
NOTE: You can frequently reproduce this problem when you run under Secure Sockets Layer (SSL).
Article ID: 321792 - Last Review: September 27, 2005 - Revision: 2.2