We're glad to announce that Patch 6167 has been released, following the routine server maintenance on December 23nd, 2015.
Note: You must be sure that the client is completely closed before patching, otherwise the patch may not be installed correctly and you won’t be able to login the game.
Highlights of Patch 6167
Bug Fix
The bug that the packs sold by XmasPromotionSpecialist are wrongly-priced and could not be purchased will be solved.