The US EQ2 Servers will come down on Thursday, April 4, at 7:00 am Pacific Time for an update. The expected downtime for US servers is one hour. EU servers will come down at 9:00 pm PDT; the expected downtime for EU servers is 2 hours.
Here's the patch note. Yes, I said "note."
Fixed a bug where messages sent with gifts would not make it to the receiver of the gift.