Auction house in Diablo 3 have been re-online : Diablo 3 General Discussions

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Recently, auction house in Diablo 3 have been re-online, and player can have transactions as before, said the Blizzard via its official website, Battle. net.
After the game 1.0.8 update, Diablo 3’s auction house was shut down by the Blizzard, because a bug of Diablo 3 gold copying. Later the bug was quickly repaired, but because blizzard needs to check a gold transferring, the auction house was still closed.
The vice manager of Diablo 3, Jay Wilson, has announced during the time of DGC2013 that the auction houses are hurting the game actually, and the Blizzard is looking for a way to fix this problem.

Ouch...