>How did you connect that issue to Windows Updates?
This happened to me a while ago but I don't know if it was a windows update that caused it. But browsing for a solution I see several posts that implied it was due to a Net 4.5 update.
Although deleting the ComponentModelCache solves the problem it is annoying that I could find no clear explanation as to the cause :-{
>>There seems to have been a bad Windows updates. This corrupted my Visual Studio files. After the reboot, no project was able to be loaded. I tried several times and my local files got corrupted. The following is the reference to resolve the issue if you have this one this week:
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http://stackoverflow1453.wordpress.com/2013/09/02/visual-studio-2012-error-no-exports-were-found-that-match-the-constraint-contract-name-how-to-solve/