Math Type Microsoft Visual Basic Error

I install MathType in my system but suddenly my systems hang due to huge load then I close all program and restart my system. After it I open MathType and try to use it but now I am receiving given error please tell me its detailed solution.
Microsoft Visual Basic for Applications
Compile error in hidden module: UIDeclarations,
This error commonly occurs when code is incompatible with the
Version, platform, or architecture of this application. Click “Help” for
Information on how to correct this error.
OK Help
