Changing character name with tickets

[simo20 0]

Hello, I just bought 2 name change tickets one on my old account and one on the one i made and currently play, but after changing my old account character and trying to put it on my new one, it says "Invalid character name". I would like to know if i can take the nick back, would be great.

[TheAlmighty 1,116]

Hello,

Please, try after the maintenance. 

The old names go to cache and normally cannot be used again. However, we clear this cache at the maintenances.