I am having a problem with roto brush 2. When I pre Compose footage, I am unable to use roto brush 2. Hope you guys could fix this!!
Yes, we're fixing this issue. The build will be available soon.
The issue with using Roto Brush 2 on pre-comps was fixed in build 19 of After Effects (Beta) 17.5.0. Please try again in the latest build ( 188.8.131.52 as of this post ) and let us know if you are still experiencing this bug.
- John, After Effects Engineering Team