Constant Crashing

ISP: Time Warner
Type of Internet Connection: Cable
Internet Connection Speed: 22.90 mbp/s
Date & Time: September 21th, 11:22 pm pst
Frequency: All the time!
Character Name: Jin Sama
Race: elezen
World: Hyperion
Class/Level: R50 Alchemist
Party or Solo: Solo
Area and Coordinates: Ruby Road Exchange (6,4)
In-Game Time: N/A
Steps: I teleported to Ul'dah from gridania, I walked over to the Ruby Road Exchange (6,4) to sell some junk to some npc, but before I could even reach the npc the game crashed, now it won't even let me log back in without crashing every attempt!