How To Fix /SCTM/CUST005 - &1 is already defined as a predecessor shipment type

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCTM/CUST -

• Message number: 005

• Message text: &1 is already defined as a predecessor shipment type

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCTM/CUST005 - &1 is already defined as a predecessor shipment type ?

  The SAP error message /SCTM/CUST005 &1 is already defined as a predecessor shipment type typically occurs in the context of SAP Transportation Management (TM). This error indicates that the shipment type you are trying to define or use is already associated with another shipment type as a predecessor. 
  Cause:
  
  Duplicate Predecessor Definition: The shipment type you are trying to assign as a predecessor is already defined for another shipment type. In SAP TM, a predecessor shipment type is one that must be completed before another shipment type can be processed.
  Configuration Issues: There may be a configuration issue in the shipment type settings where the same shipment type is incorrectly set as a predecessor for multiple shipment types.
  
  Solution:
  
  
  Check Existing Configurations:
  
  Go to the configuration settings for shipment types in SAP TM.
  Navigate to the relevant transaction (usually in SPRO) where shipment types and their predecessors are defined.
  Look for the shipment type that is causing the error and check its predecessor assignments.
  
  
  
  Modify Predecessor Assignments:
  
  If you find that the shipment type is incorrectly assigned as a predecessor for multiple shipment types, you will need to modify the configuration.
  Remove the predecessor assignment for the shipment type that is causing the conflict or reassign it appropriately.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to shipment types and their configurations to ensure you are following the correct procedures.
  
  
  
  Testing:
  
  After making changes, test the configuration by attempting to create or process the shipment type again to ensure the error is resolved.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support or consulting with an SAP TM expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCMTMS/SHIP for managing shipments and /SCMTMS/SHIP_TYPE for shipment type configuration.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.