ID 387408 - Mari is sending corrupted data to Nuke when using the Nuke<>Mari bridge

Problem summary
Mari is sending corrupted data to Nuke when using the Nuke<>Mari bridge

Customer reported version

4.2v2

Customer reported platform

n/a 

Steps to reproduce

1) Open Mari and Nuke

2) Set the Nuke<>Mari bridge connection

3) Open the attached project in Nuke

4) Reload the read node with the appropriate location to the video 

5) Select the Project3d and the Card nodes in Nuke and send them to Mari via Mari>Send>Projection Components

6) When the project opens in Mari, use the clone stamp tool and paint/bake onto the projection

7) Send the new projection to Nuke via Nuke>Send>Projection Texture and check Nuke 

result:  Occasionally Mari sends corrupted data which is resulting in black read node in Nuke. If the projection is sent as expected to Nuke, repeat step 6

NB: Tested using Nuke 11.3v2

Expected behaviour
Get the edited projection from Mari in Nuke  

Actual behaviour
Mari sends corrupted data to Nuke which is resulting in a black read node

Workaround
Unknown

Reproduced by support
This bug has been reproduced in:

Mari 4.5v1 - Windows 10 

Mari 4.2v2 - Windows 10

Mari 4.0v1 - Windows 10 

Mari 3.3v1 - Windows 10 - regression 

Unable to reproduce bug in:

Mari 3.2v1 - Windows 10 

Earliest version tested
3.2v1 - This issue no longer appears in this version and has regressed