Find by layer task is responsible for preparing results of the query. You have to add additional tasks to the same workflow to correctly display the query results. Please add:

Clear Result Set (required) – to clear any previously found results from result pane,
Fetch all records (required)- This task is responsible for fetching the selected result set so it can be displayed in the Aurora result pane,
Show result pane (required) – this task is needed to display the results of using the Find by Layer task.

This is how a ready to use basic Find by Layer workflow should look:

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