The key insertion code is assigning the target Action to the keyed ID, which isn't allowed while in NLA tweak mode. This is now skipped when the Action is already assigned. Pull Request: https://projects.blender.org/blender/blender/pulls/128446
The key insertion code is assigning the target Action to the keyed ID, which isn't allowed while in NLA tweak mode. This is now skipped when the Action is already assigned. Pull Request: https://projects.blender.org/blender/blender/pulls/128446