Put the summary of the bug you're having here

What I expected to happen was...:
To start playing minecraft as always like in the software of windows 7.

*What actually happened was.
That i click the buttom of "Play" the system starts but then it apears a message that saids: "LoadLibrary Error 87: Parameter is incorrect.

Steps to Reproduce:
1. I click on the game as normaly
2. Click the buttom "Play" and the game starts its process for enter the menu of mincraft.
3. The menu doesnt appear and in exception of that it appears a Message that saids "LoadLibrary failed with Error 87: The parameter is incorrect."