How To Fix TN407 - Queue could not be deleted

TN407 - Overview

• 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message TN407 - Queue could not be deleted ?

  The SAP error message TN407, which states "Queue could not be deleted," typically occurs in the context of the SAP system's message processing and queuing mechanism, particularly when dealing with the Application Link Enabling (ALE) or the Business Application Programming Interface (BAPI) framework. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes of TN407 Error
  
  
  Active Queue Entries: The queue may have active entries that are preventing it from being deleted. If there are messages still being processed or in a pending state, the system will not allow the queue to be deleted.
  
  
  Queue Locking: The queue might be locked by another process or user, which can prevent deletion.
  
  
  
  Configuration Issues: There may be configuration issues in the ALE settings or the message type that is causing the queue to be in an inconsistent state.
  
  
  System Errors: There could be underlying system errors or inconsistencies