Invalid combination of action type &1/action reason &2

What causes this issue?

The specified action reason &V2& is not allowed for the action type
&V1&.

System Response

The entry is not possible.

How to fix this error?

Please choose a permissible action reason for this action type using
the F4 key.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.