From Shaiya Wiki
What to do when requesting for Support.
List of the common things that can be applied to diagnose or repair Shaiya.
For Troubleshooting: Installation Issues
Occur when the Shaiya Updater is running.
For troubleshooting: Updater Issues
Occur during GameGuard's launch, or in-game errors that are caused by detection from GameGuard.
For troubleshooting: GameGuard Issues
Symptoms: Intermittent disconnections, lag spikes.
For troubleshooting: Network Connection Issues
Occuring at the start of game (screen turning black), or during game-play.
For troubleshooting: Game Issues