ID 488255 - Paint Target does not switch when Paint nodes are selected with the Node Graph expanded

Problem summary
Current Paint Target does not switch when Paint nodes are selected with the Node Graph expanded
 
Customer reported version
Mari 4.7v4
 
Customer reported platform
Windows 10
 
Steps to reproduce
 
1) Open any project

2) Create two Paint nodes

3) With the mouse cursor over the Node Graph, press [SPACE] to expand the palette
 
4) Alternate selecting each Paint node to change the current Paint Target (indicated by a lighter UI color)
 
Expected behaviour
The Paint Target should switch to the selected Paint Node.
 
Actual behaviour
The Paint Target does not switch when different Paint nodes are selected.
 
Workaround
Unknown.
 
Reproduced by support
This bug has been reproduced in:
Mari 4.7v4 - Windows 10 - CentOS 7.7
Mari 4.7v1 - Windows 10
Mari 4.6v1 - Windows 10
Mari 4.5v1 - Windows 10
Mari 4.0v1 - Windows 10 - CentOS 7.7
 
Earliest version tested
Mari 4.0v1 - This issue appears to be in all versions of the product