Error: Provide a valid value for LearningItemId' - when trying to add learning item task to Dev goal

Summary:

Hi ,

We have enabled Tasks(through VBCS) for Development goals (redwood).When we try to add 'Learning item' as a task type , it populates course names LOV (Field name: Search by name) which we are able to select however it gives error when trying to save/add the goal after filling in all details.

Below is the pop-up error message:

Provide a valid value for LearningItemId

It has been observed when we try to edit already created Task- it only shows task name field and not the learning course field which is why the error could be .

Is there anything missing to be enabled ? We checked fields and regions (configure fields and regions from VBCS) where we see below field only