Pandaria Stuck on updating faction

[alex0says]

Just purchased a faction transfer on MoP server adn after hitting the Finish button it got stuck on the "Updating faction" screen. What do I do?

Pic here: http://i64.tinypic.com/ayakp3.jpg

[Zelta]

Just restart the client. This process should be instant.

[alex0says]

Did that, didn't work. :( Same problem presists

[Arbiterone]

Try deleting the Cache folder inside your WoW folder. Then restart the game and try again.

[BlackShroud]

Try deleting the Cache folder inside your WoW folder. Then restart the game and try again.

What Arbiterone said, I normally let it hang for a min or two then restart client and it starts working.