title: Crash When Opening Solution
body: <p>When I try to open a solution the Visual Studio Just-In-Time Debugger opens stating;</p>
  
  <blockquote>
    <p>An unhandled Microsfot .NET Framework exception occurred in devenv.exe [3864].</p>
  </blockquote>
  
  <p>Then provides me with Possible Debuggers the only on of which is 'New instance of Microsoft Visual Studio 2010'.</p>
  
  <p>If I click no the whole thing closes, if I click yes it opens another Visual Studio with the title <code>devenv (Running)</code> for a few seconds then <code>devenv (Debugging)</code> which then crashes with;</p>
  
  <pre><code>System.ExecutionEngineException was unhandled
  Message=Exception of type 'System.ExecutionEngineException' was thrown.
  InnerException: 
  </code></pre>
  
  <p>After that my original solution just closes and I'm left with the empty devenv solution. Please help.</p>