**System Information**
Operating system: Linux Mint 19.3 (also tested on windows 10)
**Blender Version**
Broken: 3.0.1
Worked: 2.93.8
**Addon Information**
Name: Bone Selection Sets (2, 1, 1)
Author: Inês Almeida, Sybren A. Stüvel, Antony Riakiotakis, Dan Eicher
**Exact steps for others to reproduce the error**
- Create a rig,
- link the group into a new file,
- create a library override.
- Enable the BF selection sets addon.
- Create some selection sets.
- Save file and reopen.
The selection sets will all now be identical to the first one you created in both name and content.{F12891058}