Submitting this for a friend who only has a PS3:

Time: Persistent for the Past 72 Hours
Frequency: Persistent.
World name: Midgardsormr
Character name: Libertina Grimm
NPC name: Cid
Class/Level: Paladin/47
Party or solo: Either Party or Solo
Area and coordinates: Mor Dhona (22,21) -- Yes, this is off the map.
Steps:
1. Completed the Main Storyline Quest 'Everything She Does is Magitek"
2. Accidentally used return before accepting "Escape from Castrum Centri" from Cid.
3. Can no longer enter Cid's Workshop and the Quest Marker for "Escape from Castrum Centri" displays off the map. [See Screenshot]

Log outs, viewing previous cut scenes and changing areas din't fix the situation. Contacted GM, but no response in the last 72 hours.

Connection Specs:
- DSL (North Central Telephone)

Model Number of the PlayStation 3 You Are Using:
- Model Number: CECH-2001A