Time: Somewhere around 16:00pm GMT+8 (31/08/2013)
Frequency: First time happening
World name: Tonberry
Character name: Yoshuka Hideaki
Class/Level: Archanist / 28
Party or solo: solo
Area and coordinates: New Gridania
Steps:
1. Was moving out from new Gridania
2. Game disconnected during loading screen
3. Tried to login back and get 3102 - Character already ingame message
4. Still happening for 4 hours now

I've created ticket as well for this 2672728