Action not permitted: (call control &1, processing status &2, action &3)

What causes this issue?

You cannot execute the action in question.
Call control: &V1&
Processing status (old): &V2&
Action: &V3&

System Response

The system cannot execute the action.

How to fix this error?

Check the processing status of the JIT call (parts groups). If
necessary, define the appropriate settings in Customizing for JIT
Processing.

Error message extract from SAP system. Copyright SAP SE.