How To Fix TN407 - Queue could not be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 407

• Message text: Queue could not be deleted

What causes this issue?

You cannot delete this queue since the import of objects has already
begun (step DDIC_IMPORT or IMPORT_PROPER), or the import of requests in
the queue has already been completed.
<ZH>Caution</>
Deleting the queue does not reverse an import of objects that has
already been completed.
If you import a modified queue, you could render your SAP System
inconsistent or even unusable.

System Response

The import queue is not deleted.

How to fix this error?

If you encounter an import problem, look for a forwards solution but do
not attempt to manipulate the import queue.
If necessary, contact SAP Support.

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.