Paymon: My Guess is You Are Connected To Internet Thats Why Its Happening And Turn Off Your Anti Virus Completely Otherwise Patch Will Not Work As It Should. Read Below Given Instructions Carefully & GooD Luck 🙂 —————————————– Before clicking on Activate Disable Your network Card, or pull the network cable (this is just to disable online check) it will tell you that an internet Connection is Required simply click on close and click on activate again 2. Select I have an activation code from Autodesk 3.Once at the activation screen: start XFORCE Keygen 32bits or 64bits version 4.Click on Mem Patch (you should see successfully patched) 5.Copy the request code into the keygen and press generate 6.Now copy the activation code back to the activation screen and click Next You will have fully registered autodesk product 😀 NB: Make sure you are running the Keygen as administrator and with UAC off on Windows7/8 Keep Visiting 😀.