Open attached 4.19 project (Contains Rolling Pawn and 'Floor' Mesh duplicated) + Project Settings -> Contact Offset Multiplier, Min Contact Offset, Max Contact Offset have been set to their minimum values.)
Roll to the Right
Observe no bouncing
Update project to 4.20 or higher
Roll to the right
Observe bouncing
Have Comments or More Details?
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-74451 in the post.