ID 574814 - Newly added connections to ShadingGroup sidebars do not display connection ports

Problem summary:
Newly added connections to ShadingGroup sidebars do not display connection ports

Customer reported version
Katana.6.5v3
 
Customer reported platform
Alma9

Steps to reproduce:

• Create a NetworkMaterialCreate node
• Inside the NMC, create any texture such as a dlPrincipled node
• Select the dlPrincipled node and press "G" to add it to a ShadingGroup
• Go into the ShadingGroup
• Connect some parameters from the dlPrincipled node to the ShadingGroup input/ouput sidebars
   

Expected behaviour:

• The input/output ports are visible and visibility can be toggled

Actual behaviour:

• The input/output ports are not visible and visibility cannot be toggled

Workaround
Unknown.
 
Reproduced by support
This bug has been reproduced in:
Katana 7.0v3 - Windows 10, Rocky 9
Katana 6.5v3 - Windows 10
Katana 6.0v4 - Windows 10
Katana 6.0v2 - Windows 10, CentOs 7 - Regression
 
Unable to reproduce bug in:
Katana 6.0v1 - Windows 10
Katana 5.0v7 - Windows 10
 
Earliest version tested
Katana 5.0v7/6.0v1 - This issue doesn't appear in this version and has regressed