ID 510557 - Channel Probe modifier causes an error when trying to add selected channel.

Problem summary
Channel Probe modifier causes an error when trying to add selected channel. 
 
Customer reported version
modo.16.0v1
 
Customer reported platform
10.14
 
Steps to reproduce
 
1)  Launch Modo.

2) Go to Setup Layout.

3) Drag the Camera item from the Item List into the Schematic viewport.
 
4) Add a Channel Probe modifier.
 
5) Select the Channel Probe node and then hold Ctrl and click on the Camera node.
 
6) Go to Properties for the Camera item.
 
7) Click on the name of one of the channels to highlight it.
 
8) Select the Channel Probe tab.
 
9) Click on Add Selected Channels.
 
10) Note that an error will appear.
 

 
Expected behaviour
Channel should be added without error.
 
Actual behaviour
When adding the channels to connect the Channel Probe modifier an error appears.
 
Workaround
Unknown. 
 
Reproduced by support
 
This bug has been reproduced in:
16.0v1 - Windows 10 / Mac OS 12 - Regression
 
Unable to reproduce bug in:
15.2v4 - Windows 10 / Mac OS 12
 
Earliest version tested

15.2v4 - This issue doesn't appear in this version and has regressed