There is already an option to merge materials. I was successfully doing this in 4.11, also I can merge in 4.12 too by adding an extra -nearly- empty static mesh. Looks like they just put an if condition by mistake.
There is already an option to merge materials. I was successfully doing this in 4.11, also I can merge in 4.12 too by adding an extra -nearly- empty static mesh. Looks like they just put an if condition by mistake.