Operating system: Linux-4.15.0-55-generic-x86_64-with-debian-buster-sid 64 Bits
Graphics card: GeForce GTX 1080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 430.26
Broken: version: 2.81 (sub 4), branch: master, commit date: 2019-09-01 07:31, hash: rBae43b1d51b4a
Short description of error
Copied Collection does not paste correctly in the Outliner
Exact steps for others to reproduce the error
Copy a Collection from the Outliner and Past it in the Outliner - Collection doesn't shown in the 'View Layer' but in 'Orphan Data'