System Information
Operating system: Windows-10-10.0.17134 64 Bits
Graphics card: GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 417.35
Blender Version
Broken: version: 2.80 (sub 58), branch: master, commit date: 2019-04-23 17:06, hash: rBf32902e6dacf
Worked: (optional)
Short description of error
ALT+ LMB doesnt work for switching on/of modifiers with multi users
Exact steps for others to reproduce the error
when i press alt + LMB to temporary turn off/on the modifiers from the view with multi users it doesnt work. here is the screenshot and blendfile

