Only thing I can think of is something you already did. Installing the c Redistributable package. You can try re-installing or repairing the install to see if it helps:
Microsoft Visual C 2010 Redistributable Package (x64)
http://www.microsoft.com/en-us/download/...n&id=14632
EDIT: Might be worth to try (re)installing Microsoft .NET Framework 3.5.1
Microsoft Visual C 2010 Redistributable Package (x64)
http://www.microsoft.com/en-us/download/...n&id=14632
EDIT: Might be worth to try (re)installing Microsoft .NET Framework 3.5.1