I love how this is the only thing they say is know. Not Oh we have tons of people who can't play. The retainer's gear isn't showing OOO NOoooo!

"09/27/2016 8:40 AM
Known Issue after Patch 3.4 (Sep. 27)
We have confirmed the following issue since the release of patch 3.4. The issue is being addressed, and we ask for your patience and understanding as we strive to resolve this promptly.

[Known Issue]
・An issue wherein items equipped and held by a retainer will not display properly after being summoned by a player.

* Once a player has encountered this issue, the issue will continue to occur as long as the retainer is summoned in the same area. Until the issue is resolved, please summon the retainer in a different area when requiring the service of the retainer.

We apologize for any inconvenience this may cause and thank you for your patience."