ID 560497 - Nuke Studio crashes when deleting shots on the timeline which have no source media

Problem summary
Nuke Studio crashes when deleting shots on the timeline which have no source media. 
 
Customer reported version
Nuke 14.1v2
 
Customer reported platform
N/A
 
Steps to reproduce
 
1) Open Nuke Studio.
 
2) Import a clip (File > Import File(s)...) and drop it on to the timeline.
 
3) Delete the clip from the bin view.
 
4) Delete the clip from the timeline.
 
Alternative steps
 
1) Open Nuke Studio.
 
2) Import an EDL (File > Import EDL/XML/AAF...).
 
3) Double click the sequence in the bin, to open it in the Timeline view.
 
4) Delete one of the offline clips on the timeline.
Moving one of these clips to a different frame, or on to a new track, also results in a crash.
 
Expected behaviour
Nuke Studio should not crash.
 
Actual behaviour
Nuke Studio crashes when deleting shots on the timeline which have no source media. 
 
Workaround
There are a couple of ways you can work around this issue:

1) Temporarily connect the shot to some media (ie. right click > Clip > Replace Clip...) before deleting it. 

 

2) Move the shots, which have do source media, to a new track and delete the track containing the offline shot(s).
 
Reproduced by support
This bug has been reproduced in:
Nuke Studio 15.0v2 - Windows 10 - macOS 12 (Monterey) - REGRESSION
Nuke Studio 14.1v2 - Windows 10 - macOS 12 (Monterey) - REGRESSION
 
Unable to reproduce bug in:
Nuke Studio 15.0v1 - Windows 10 - macOS 12 (Monterey)
Nuke Studio 14.1v1 - Windows 10 - macOS 12 (Monterey)
 
Earliest version tested
Nuke Studio 15.0v1/14.1v1
- This issue doesn't appear in these versions and has regressed