Blender Version, a49fdbcc674 blender2.8, 2018-12-10
I assign the Bevel to the Box
When entering Editmode... Blender crashes
Blender Version, a49fdbcc674 blender2.8, 2018-12-10
I assign the Bevel to the Box
When entering Editmode... Blender crashes
Hmm... I don't have that problem in blender-2.80.0-git.7d4d9e9dbd3-windows64 or blender-2.80.0-git.16fc62e15f0-windows64
Then it is probably fixed. Please make a new bug report when you encounter the issue again.