ID 513150 - Crash when converting instanced meshes to real meshes.

Problem summary
Crash when converting instanced meshes to real meshes.
 
Customer reported version
modo.16.0v1
 
Customer reported platform
windows10
 
Steps to reproduce
 
1) Launch Modo.

2) Load customer provided scene.

3) Select the Group Locator in the Item List.
 
4) Right-click on the Group Locator and go to Duplicate > Instance Hierarchy.
 
5) In the duplicated Group Locator folder select all of the instanced meshes. 
 
6) Go to Properties and click on Convert to Mesh.
 
7) Observe that Modo will crash at this point.
 
Expected behaviour
The instanced meshes should be converted to mesh without Modo crashing.
 
Actual behaviour
Modo crashes.
 
Workaround
Unknown. 
 
Reproduced by support
 
This bug has been reproduced in:
16.0v2 - Windows 10 / Mac OS 12
16.0v1 - Windows 10 / Mac OS 12 - Regression
 
Unable to reproduce bug in:
15.2v4 - Windows 10 / Mac OS 12
 
Earliest version tested

15.2v4- This issue doesn't appear in this version and has regressed