All game servers and the NCsoft.com account management functions will be down for maintenance on Wednesday, April 18, 2012, at 5am PDT / 7am CDT / 8am EDT / 12pm UTC/GMT (see other time zones). Estimated downtime is approximately 3 hours for the NCsoft.com maintenance, and 4 hours for the game servers.
With this maintenance:
Regarding the issue of characters getting stuck on invisible blockades while moving across terrain, know that we are aware of the issue and it is under investigation. As soon as a fix is found, it will be implemented.