There has been a major change to raid recipes in the latest build of Patch 10.1 PTR. Recipes prior to 10.1, like Elemental Codex of Ultimate Power or Pattern: Blue Dragon Soles, will now drop from Aberrus, the Shadowed Crucible instead of Vault of the Incarnates.
Same Recipes, New Raid
Currently, there are a handful of Profession Recipes that drop from the current raid, Vault of the Incarnates. These recipes include, but are not limited to, Pattern:
