version: 2.80 (sub 30), branch: blender2.8, commit date: 2018-11-15 11:50, hash: 71fd7e610a6, type: Release
build date: 2018-11-15, 12:46:06
Short description of error
chases when inverting hrease pencil wheights
Exact steps for others to reproduce the error
when i tiry to invert the weights of a weight paint in a grease pencil objetc it crashes and closes the software.