Details:
I was running to finish the the quest United We Stand (Gridania) and when I got close to the NPC I crashed.

Now evertime I log in the game crashes when it's loading the zone. (currently 100 yalms from npc to finish quest, kinnsel or something)

Steps:
Login.
Choose Character.
Loading Screen.
Crash.

Date & Time:
8/25/2012 5:50:46 PM (PST)

Frequency:
Always

PC Manufacturer & Model Number:
Homebuilt

Operating System:
Windows 7

Graphics Card:
AMD 6870HD

ISP:
Shaw Communications (canada)

Type of Internet Connection:
Cable(50MBps)