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Question

Today I selected \"Work Items\" as I have a million times before but this time I was met with this error along the top of my \"Team Explorer\" tab:

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Answer 1

Here are the steps I followed. Please make sure you follow them in correct sequence. These steps are for VS 2015. Use 12.0 (instead of 14.0) for VS 2013 and 10.0 for VS 2010

1. Close all instances of VS
2. Delete all files in C:\Users{UserName}\AppData\Local\Microsoft\VisualStudio\14.0\ComponentModelCache
3. Delete the folder C:\Users{UserName}\AppData\Roaming\Microsoft\VisualStudio\14.0
4. run "C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\devenv" /setup in a command prompt as administrator