ID 587616 - Having both locked and unlocked track items selected allows locked track items to be disabled

Problem summary
Having both locked and unlocked track items selected allows locked track items to be disabled.
 
Customer reported version
Nuke 15.1v3
 
Customer reported platform
macOS 14
 
Steps to reproduce
 
1) Open Nuke Studio.
 
2) Import (File > Import File(s)...) two files and drop them on to the timeline, with each item on a separate track.
 
3) Lock one of the tracks.
 
4) Select the track item on the locked track, and try to disable it (press the D key).
RESULT: Nothing happens.
 
5) Select both track items and press the D key.
RESULT: Both items are disabled.
 
Expected behaviour
The locked track item should stay enabled, and only the unlocked track item should be disabled.
The user should not be able to disable locked in any scenario.
 
Actual behaviour
If you have both unlocked and locked track items selected, Nuke Studio will allow you to disable locked track items.
 
Workaround
Unknown. 
 
Reproduced by support
This bug has been reproduced in: 
Nuke Studio 15.1v3 - Windows 11 - macOS 12
Nuke Studio 13.0v1 - Windows 11 - macOS 12
 
Unable to reproduce bug in:
Nuke Studio 12.0v1 - Windows 11 - macOS 12
 
Earliest version tested
Nuke Studio 12.0v1
- This issue doesn't appear in this version and has regressed