My guess is they forgot to update the weapon mods with the changes they made in mod19. Essence Defiler was an at-will on healer warlock before that (the best one, actually...). Infernal Barrier uses the same art.
Response from email to support: "Thank you for contacting us. I'm sorry to hear that you encountered an issue with a cooldown when switching powers. Based on the information you provided it looks like this issue is the result of a bug. Rest assure as I will forward these details to our development team so they can…
Yup, no artisan to be found. The event description just says have to do intro quest for summerfest and have a basic workshop -I did the summerfest intro quests last year, and my workshop is maxed. No artisan. Last year's disappeared.
I just got DCd from the game and can't get back in. The .exe launch doesn't help at all, the problem for me is logging in, whether it's in the launcher or the game client.
I did a heroic encounter in one of the Elemental Evil zones, and ever since I haven't been able to accept any rewards for heroic encounters. It says I "already have the item". This also means that heroics don't count for quests that need them, like the new campaign weeklies.