Quote Originally Posted by luxlunae View Post
When I had issues with this I found it was best if you did NOT right click with the master first. Left click to select the corpse and then interact at the same time across all toons. Interact is annoyingly less robust in rift.
I make sure to always right-click on the master first, using FFA looting. Then I select the looted mob and interact with everyone else. I have never experienced any problems with the robustness of /interact.

This way all loot goes to the master which helps a lot with bag management.