title: Visual Studio 2012 error: Package 'Visual C++ package' failed to load
body: <p>When I'm trying to open any solutions that worked fine before in Visual&nbsp;Studio&nbsp;2012, the error "Package 'Visual C++ package' failed to load" keeps showing up. And the solution can't be opened.</p>
  
  <p>I'm not sure what's wrong with my Visual&nbsp;Studio&nbsp;2012 installation.</p>