Detail enhancement + retrace = bug?

[Mnietek2707]

There is something wrong where IM detail enhacement and lightcache retrace options are both enabled.
Strange white bleed appears in detail enhancement areas.

Cropped render:


Simplified scene (max 2015, V-Ray 3.10.02):
problem.zip

[Svetlozar Draganov]

Thank you very much for the scene.
We managed to reproduce the issue and we will make a note about it into our bug-tracking system.