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Article ID: 940345 - Last Review: October 8, 2011 - Revision: 3.0

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SYMPTOMS

When you browse a Microsoft .NET Framework 2.0 ASP.NET Web application, you may receive the following exception:
System.IO.FileNotFoundException: Could not load file or assembly 'assembly_name, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null' or one of its dependencies. The system cannot find the file specified.
Note assembly_name is a placeholder for the name of the assembly that is randomly generated when the dynamic compilation occurs.

RESOLUTION

Hotfix information

A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft .NET Framework 2.0 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support (http://support.microsoft.com/contactus/?ws=support)
Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites

To apply this hotfix, you must have the .NET Framework 2.0 installed.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

Registry information

To use one of the hotfixes in this package, you do not have to make any changes to the registry.

File information

This hotfix is included in hotfix 941386. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
941386  (http://support.microsoft.com/kb/941386/ ) FIX: Error message when you run an ASP.NET 2.0 Web application that is built on the .NET Framework 2.0 after you install the MS07-040 security update: "Type 'System.Web.HttpHeaderCollection' is not marked as serializable"

STATUS

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

MORE INFORMATION

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
824684  (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates

APPLIES TO
  • Microsoft .NET Framework 2.0
Keywords: 
kbprb kbexpertiseadvanced kbbug kbfix kbHotfixServer kbqfe KB940345
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