System Information
Operating system: Windows-10-10.0.18362 64 Bits
Graphics card: GeForce RTX 2080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 441.20
Blender Version
Broken: version: 2.80 (sub 75), branch: master, commit date: 2019-07-29 14:47, hash: rBf6cb5f54494e
Worked: (optional)
Short description of error
Crashes when making action single user from Blend File list
Exact steps for others to reproduce the error
Open blender, give an animation to the basic cube (i used rotation), go to the outliner and switch the mode to Blender File, try to make the action single user, blender crashes.

