ID 549693 - Cryptomatte is not exporting to file when mPaths Shading Engine is set to GPU

Problem summary
Cryptomatte is not exporting to file when mPaths Shading Engine is set to GPU.
 
Customer reported version
Modo 16.1v7
 
Customer reported platform
Windows 11
 
Steps to reproduce
1) Download and open the attached file in Modo.
 
2) Navigate to the Render Menu, and select Render Animation...
 
3) In the Render Animation pop-up, set Save As to "Layered Images" and press OK.
 
4) In the Save Image Sequence pop-up, set File Format to "Layered OpenEXR 32-bit" and press the Save button.
 
6) Open Nuke and import the saved .EXR file.
 
7) Connect the .EXR to Viewer1 and observe the results.
 
Expected behavior
The Cryptomatte should export to files when mPaths Shading Engine is set to GPU.
 
Actual behavior
The Cryptomatte does not export to files when mPaths Shading Engine is set to GPU.
 
Workaround
Unknown.
 
Reproduced by Support in:
Modo 16.1v7 - Windows 11
Modo 16.1v1 - Windows 11, CentOs 7.9
 
Earliest version tested
Modo 16.1v1 - This feature did not exist before this version.