Small bug with updating the Interactive rendering

[Vanya]

This is not the only material. The materials is taken from the site.
https://corona-renderer.com/resources/materials/
Basic Set by Ludvík Koutný
Corona 1.00.02  /  max 2015

[Ludvik Koutny]

Hi, we are aware of numerous problems with IR speed and update reliability. We plan to have big debugging session focused on IR.

Since this is known issue, i am archiving this to resolved section.