Possible UI bug in 5.4.4

Summary

BlueprintImplementableEvent function will not fire in child BP class of custom UserWidget c++ class.

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

UI/Tools

Steps to Reproduce

In unreal engine 5.4.4 create a UserWidget class and add a BlueprintImplementableEvent tagged function. Create a child blueprint class based off of this c++ class. Implement the function in blueprints to do anything (Print string or something). Create a reference to the c++ userwidget class in a seperate c++ class and call the BlueprintImplementableEvent function. (Make sure the BP user widget class is spawned on the players viewport).

Expected Result

Blueprint implementation of the function will transpire.

Observed Result

Nothing happens

Platform(s)

Windows