How To Fix SMT_CONFIG127 - Structure &1 is still in used in the mapping step

SAP Error Message - Details

• Message type: E = Error

• Message class: SMT_CONFIG - Configuration message class

• Message number: 127

• Message text: Structure &1 is still in used in the mapping step

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SMT_CONFIG127 - Structure &1 is still in used in the mapping step ?

  The SAP error message SMT_CONFIG127 indicates that a specific structure (denoted as &1) is still in use during the mapping step of a process, typically related to the SAP Data Services or SAP Landscape Transformation (SLT) tools. This error usually arises when you attempt to modify or delete a structure that is currently being referenced or utilized in a mapping configuration.
  Cause:
  
  Active Mapping: The structure is actively being used in one or more mappings, which prevents any changes or deletions.
  Dependencies: There may be dependencies on the structure from other objects, such as transformations, data flows, or other mappings.
  Locking Mechanism: SAP may have a locking mechanism that prevents changes to objects that are currently in use to maintain data integrity.
  
  Solution:
  
  Identify Usage: Check where the structure is being used. You can do this by reviewing the mappings, transformations, or data flows that reference the structure.
  Remove References: If you need to modify or delete the structure, you must first remove all references to it in the mappings or other dependent objects.
  Deactivate Mappings: If possible, deactivate the mappings that are using the structure. This may allow you to make the necessary changes.
  Check for Locks: Ensure that there are no locks on the structure or related objects that might be preventing changes.
  Consult Documentation: Refer to SAP documentation or help resources for specific instructions related to the version of SAP you are using, as the steps may vary.
  
  Related Information:
  
  Transaction Codes: You may need to use specific transaction codes (like SE11 for Data Dictionary) to view and manage structures.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.