ID 469647 - Applying Items Masks on Imported References doesn't work as expected.

Problem summary
Applying Items Masks on Imported References doesn't work as expected.

Customer reported version
modo.14.2v2

Customer reported platform
windows10

Steps to reproduce

1) Download the attached scene file and import it into Modo using "Import Reference..."

2) Expand the imported folder, right-click the Sphere item, and select Shade > Create Item Mask.
3) Go to the Shader Tree and expand the newly created Sphere item mask.

4) Select the material inside and change the Diffuse Color notice that it has no effect on the Sphere.

Expected behaviour

The Item Mask should work and apply the material.

Actual behaviour
The Item Mask doesn't apply the material effects.

Workaround
Unknown.

Reproduced by support

This bug has been reproduced in:

14.2v2 - Windows 10

14.2v1 - Windows 10

14.1v1 - Windows 10

14.0v1 - Windows 10

13.0v1 - Windows 10

12.2v2 - Windows 10

Earliest version tested

12.2v2  - This issue appears to be in all versions of the product.