First of all hello Team17,i need a big help...

Recently,i downloaded Worms 2:Armageddon for PC,but everytime i try to execute the game says:

Worms 2:Armageddon has stopped working

Someone knows why this happens and how to fix it?

I use Windows 7(64 bits) and a Laptop Pavillion Dv5.
I aready played that game on that same laptop but i dont know why this error is happening recently,if someone knows how to fix i appreciate.Bye.