System Information
Operating system: Windows-10-10.0.18362 64 Bits
Graphics card: GeForce GTX 1060/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 436.30
Blender Version
Broken: version: 2.81 (sub 12), branch: master, commit date: 2019-09-25 13:57, hash: rBf8da7218be13
Worked: (optional)
Short description of error
Outliner Hide / Unhide Collections are Desiable the arrows are not working to maximize or minimize the content of each collection.
Exact steps for others to reproduce the error
[Please describe the exact steps needed to reproduce the issue]
[Based on the default startup or an attached .blend file (as simple as possible)]