How To Fix TR_AUSL152 - You cannot modify the change piece list: Type &1 request already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: TR_AUSL - Software Delivery Composer Messages

• Message number: 152

• Message text: You cannot modify the change piece list: Type &1 request already exists

What causes this issue?

A delivery request already exists for delivery component &V2& (in
delivery &V3&) with type &V1&.
The relevant change piece list cannot be modified anymore.

System Response

The action was terminated.

How to fix this error?

After you create the contents of the change request with type &V1& the
first time, you cannot modify the accompanying change piece list.
Instead use a delivery request with type &V1& for this action.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TR_AUSL152 - You cannot modify the change piece list: Type &1 request already exists ?

  The SAP error message TR_AUSL152 indicates that you are trying to modify a change piece list, but a request of the specified type already exists. This typically occurs in the context of transport requests and change management in SAP systems.
  Cause:
  The error is triggered when you attempt to create or modify a change piece list (which is a list of changes that are to be transported) for a transport request that already has an existing request of the same type. This can happen if:
  
  You are trying to add changes to a transport request that is already locked or has been released.
  There is a conflict with another transport request that is already in the system.
  You are trying to create a new transport request for an object that is already included in another request.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Transport Requests:
  
  Use transaction code SE09 or SE10 to check the existing transport requests. Look for any requests of the same type that might be conflicting with your current operation.
  
  
  
  Release or Delete Conflicting Requests:
  
  If you find a conflicting request that is not needed, you can release or delete it if appropriate. Be cautious with this step, as it may affect other users or processes.
  
  
  
  Use a Different Request:
  
  If the existing request is valid and should not be deleted, consider using a different transport request for your changes. You can create a new transport request and assign your changes to it.
  
  
  
  Check for Locks:
  
  Ensure that the transport request you are trying to modify is not locked by another user or process. You can check for locks using transaction code SM12.
  
  
  
  Consult with Your Basis Team:
  
  If you are unsure about the existing requests or how to proceed, consult with your SAP Basis team or system administrator. They can provide insights into the transport landscape and help resolve conflicts.
  
  
  
  Related Information:
  
  Transport Management System (TMS): Understanding how the TMS works in SAP can help you manage transport requests more effectively.
  Change and Transport System (CTS): Familiarize yourself with the CTS, which governs how changes are transported between different SAP systems.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to resolve the TR_AUSL152 error and continue with your transport activities in SAP.