Technical Support

Installation and Patching

• Installation Instructions
• Aion Classic/Aion Uninstall Not Removing Game Folder
• Upgrading from Launcher 1.0 to 2.0
• How to re-install only the NCSOFT Game Launcher
• Copying files from another directory

Error Messages

• Common Connectivity Error Messages
• GameGuard Error 111
• GameGuard Error 120
• GameGuard Error 170 and 171
• GameGuard Error 350
• GameGuard Error Code 500

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Game Performance

• Are you experiencing Connectivity Issues?
• My game is crashing/freezing
• How to obtain log files from Aion if the client is crashing
• My game doesn't launch

General Information

• Aion System Requirements
• Use of Third Party Programs for Technical Support
• Network Connection FAQ
• Ports necessary to connect and play Aion
• Flushing DNS
• MSCONFIG

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