Symptoms

Consider the following scenario:

  • You have a self-hosted Windows Communication Foundation (WCF) service on the computer.

  • You profile the WCF service by using Microsoft Visual Studio 2010 Profiler. The profiler uses Sampling mode or Instrumentation┬ámode.

In this scenario, the WCF service crashes. Additionally, you receive an access violation error and the following error message:

Application: <ApplicationName>
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: exception code c0000005, exception address <ExceptionAddress>

Resolution

Hotfix information

A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, 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 website:

http://support.microsoft.com/contactus/?ws=supportNote 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 Visual Studio 2010 Service Pack 1 (SP1) installed.

Restart requirement

You have to restart the computer after you install the hotfix if the affected files are being used. We recommend that you close all Visual Studio 2010-related components before you install the hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The global version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

File name

File version

File size

Date

Time

Platform

Samplingruntime.dll

10.0.40219.384

433,944

01-Mar-2012

04:30

x86

Samplingruntime.dll

10.0.40219.384

571,672

01-Mar-2012

04:30

x64

Vsperfcmdui.dll

10.0.40219.384

216,848

01-Mar-2012

04:30

x86

Vsperfcmdui.dll

10.0.40219.384

292,112

01-Mar-2012

04:30

x64

Vsperfcontrol.dll

10.0.40219.384

211,736

01-Mar-2012

04:30

x86

Vsperfcontrol.dll

10.0.40219.384

277,272

01-Mar-2012

04:30

x64


Status

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

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