ID 499579 - Baking a Material to a Multi-Channel Bake Point often crashes

Problem summary
Baking a Material to a Multi-Channel Bake Point often crashes

Customer reported version
Mari 4.8v1

Customer reported platform
n/a

Steps to reproduce

 

1) Launch Mari in --safer mode

2) Open an Example Project

3) Add one of the default Materials from the Shelf (e.g. Bricks01) to the Node Graph

4) Connect an MCBP node (Resolution and bit-depth do not seem to affect this) and bake it

Expected behaviour
The MCBP node should be baked.

Actual behaviour
Mari often crashes, either during the baking process or directly after.

Workaround
Unknown.

Reproduced by support
This bug has been reproduced in:
Mari 4.8v1 - Windows 10 - Unable to reproduce in CentOS 7.9

Unable to reproduce bug in:
Mari 5.0v1 - Windows 10 - CentOS 7.9
Mari 4.7v6 - Windows 10 - CentOS 7.9

Earliest version tested
Mari 4.7v6 - This issue doesn't appear in this version and has regressed