Dragging deferred decals into map crashes editor?

Any deferred decal we try to drag in crashes the editor. I’ve got “dbuffer decals” enabled, and the material I’m using right now has the decal blend mode set to “DBuffer Translucent Color, Normal, Roughness”. We’re on the latest UE4.12.

Here’s the log:

EDIT: So I just found out that it’s the parallax occlusion mapping causing the crash, in my material. Is this not supported?

Hi Stirls.

This issue was fixed in the 4.13 release (and later releases).