How to Solve the Failed to initialize the CLR I Have a Following Error .. 


  Failed to initialize the Common Language Runtime (CLR) v4.0.30319 with
  HRESULT 0x80004005. You need to restart SQL Server to use CLR
  integration features.


How To Fix This Error ..
You could have a bad / incomplete install of .NET 4 (I have seen it happen at least once). Try downloading and running the following repair utility from Microsoft to see if it can fix the problem:

Microsoft .NET Framework Repair Tool