When you start Microsoft Visual C++ 2012 Express edition or other editions and you got a message box with “Unknown Error” mean that you have a problem with your .Net Framework 4.0 or it is missing.
Microsoft Visual C++ 2010 – Unknown Error looks like:
- you have uninstalled .Net Framework 4 after you’ve installed Microsoft Visual C++ on your system;
- your .Framework is not working property;
- .Net Framework is stopped;
- missing .Net Framework files;
Anything all you have to do is that this error appear because something is not right with .Net Framework corresponding to your version of Visual C++ or Visual Studio.
How to Fix:
Firstly if you have installed .Net Framework 4.0 or 4.5 in your system please
If you have
Visual C++ 2012 download Microsoft
.Net Framework 4.5;
If you have
Visual c++ 2010 download Microsoft
.Net Framework 4.0;
or the expensive way to solve it is to install again your Visual Studio or Visual C++ because it will install implicitly .Net Framework version that it need to work property.
If this error appear on C#, Visual Basic or other tools from Microsoft Visual Studio suits you can solve it in the same way.
Work on Express editions or Professionals;
You’ve just solved Microsoft Visual C++ 2010 – Unknown Error and you are now able to open and work with Visual Studio tools like
C#,Visual Basic,Visual C++;
Please let me know if you encounter other problems!