Operating system: Linux-5.3.0-51-generic-x86_64-with-debian-buster-sid 64 Bits
Graphics card: GeForce GTX 1080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 435.21
Broken: version: 2.83.0 Beta, branch: master, commit date: 2020-05-29 17:42, hash: rB691a1e3357e1, 2.90
Short description of error
Making full copy of a scene mess up enabled/disabled flags for collections in an unpredictable manner.
Exact steps for others to reproduce the error
Open the file.
2nd and 3rd collections are disabled and all of them are collapsed.
Make full copy.
Now only 3rd collection is disabled and all of them are expanded.