title: System.IO.FileNotFoundException: Could not find file 'x\x\x\x\bin\debug\project.dll
body: <p>I added a couple of folders to my C# project and now when ever I try to run project from NUnit I always encounter following exception - </p>
  
  <blockquote>
    <p>System.IO.FileNotFoundException: Could not find file 'x\x\x\x\bin\debug\project.dll</p>
  </blockquote>
  
  <p>Project dll file is not generated and exception details are:</p>
  
  <pre><code>System.IO.FileNotFoundException...
     at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
     at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights,         Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options,               SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy)
     at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access)
     at NUnit.Core.AssemblyReader.CalcHeaderOffsets()
     at NUnit.Core.AssemblyReader..ctor(String assemblyPath)
     at NUnit.Util.RuntimeFrameworkSelector.SelectRuntimeFramework(TestPackage package)
     at NUnit.Util.DefaultTestRunnerFactory.GetTargetProcessModel(TestPackage package)
     at NUnit.Util.DefaultTestRunnerFactory.MakeTestRunner(TestPackage package)
     at NUnit.Util.TestLoader.LoadTest(String testName)
  </code></pre>