ID 155491 - Warning/error messages - Warning messages are not working as of Nuke 9.0, and errors are no longer printed to console

Problem summary
Warning messages are not working as of Nuke 9.0, and errors are no longer printed to console.

Customer reported version
Nuke 10.5v7

Customer reported platform
CentOS 7

Steps to reproduce

This issue can be reproduced by compiling the attached plugin.

Alternatively, you may also see this issue when reading in an unsupported MOV codec. A warning will be displayed in the Viewer, but nothing is printed to the terminal. 

Expected behaviour
Warnings and error messages should get printed to the terminal.

Actual behaviour
Warnings and error messages do not get printed to the terminal.

Workaround
Unknown.

Reproduced by support
This bug has been identified by our engineering team.

This issue appears to be a regression in Nuke 9.0v1

The following screenshot shows the behaviour of Nuke 8.0v7 (left) vs Nuke 9.0v1 (right) when reading in an supported MOV codec: