Sorry, a few things aren't clear from the information you provided:
- Is your application 32-bit or 64-bit?
- Where are the following assemblies stored, relative to your application's root directory: ClearScriptV8-32.dll, ClearScriptV8-64.dll, v8-ia32.dll, v8-x64.dll?
- Have you set the "Copy to Output Directory" property for these files to "Do not copy"?
- Are you deploying a debug ClearScript build?
Have you installed Visual C++ Redistributable Packages for Visual Studio 2013?