Cause This issue occurs because the test agent process (Qtagent.exe) remains in an invalid state. 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.

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Describes the issues that are resolved in cumulative update 2 for Team Foundation Server 2010 Service Pack 1.

I, 668, 1, 2012/01/11, 14:49:26.480, My-Machine\mtm.exe, Failed to load center 'Microsoft.TeamFoundation.TestManagement.Activities.Reporting' from assembly 'Microsoft.TeamFoundation.TestManagement.Activities.Reporting.ReportsCenterGroup'.

Fixes a problem in which tests are canceled when you run unit tests in parallel by using Visual Studio 2010 or MSTest.exe.

However, the test controller (Qtcontroller.exe) crashes with an OutOfMemoryException exception or an unhandled exception if the test result file is large. Specifically, this issue occurs when the test results (.webtestresults) file is 1.5 gigabytes (GB) or larger.

Describes that an update that adds compatibility support for Visual Studio Team Foundation Server 2012 to Visual Studio 2010 SP1.

Fixes a display issue that occurs when you view the extended test step descriptions in Test manager 2010. This issue occurs after you the hotfix that is described in Microsoft Knowledge Base article 2584702.

Describes the issues that are resolved in a Cumulative Update for Team Foundation Server 2010 Service Pack 1.

Fixes an issue in which the value of a variable is truncated instead of wrapped in Test Runner. This issue occurs if the variable is set to a long data-string value in Test Manager 2010.