Failed to execute tools\android.bat: solution

Question

When I try to open up the SDK Manager in eclipse it says opening shortly, but never opens. I\'ve tried to open the exe file but it displays an error message saying:

Answer 1

The reg command exists but for unknown reason my path variable was corrupted during some installation.

So some basic element were missing:

C:\WINDOWS\system32;
C:\WINDOWS;
C:\WINDOWS\System32\Wbem