Please follow these simple instructions. It will save you and save us a lot of time.
1. Download the NCSoft Launcher. http://us.ncsoft.com/en/launcher/ncsoft-launcher.html
2. Install Aion with the NCSoft Launcher.
3. Load the game using the NCSoft Launcher.
4. When you have reached the login screen, close the game. This step is very important because it means your computer is able to run Aion! …