How To Fix XW136 - Data segment &1 is already defined

SAP Error Message - Details

• Message type: E = Error

• Message class: XW - DART - Data Retention Tool

• Message number: 136

• Message text: Data segment &1 is already defined

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.

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 XW136 - Data segment &1 is already defined ?

  The SAP error message XW136, which states "Data segment &1 is already defined," typically occurs when there is an attempt to define a data segment in a way that conflicts with an existing definition. This can happen in various contexts, such as when working with data structures, database tables, or data segments in SAP applications.
  Cause:
  
  Duplicate Definition: The most common cause is that the data segment you are trying to define has already been defined in the system. This could be due to a previous configuration or an attempt to redefine an existing segment.
  Transport Issues: If you are transporting objects between systems (e.g., from development to production), there may be conflicts if the same data segment is defined in both systems.
  Namespace Conflicts: If you are using custom namespaces, there may be conflicts with standard SAP objects or other custom objects.
  
  Solution:
  
  Check Existing Definitions: Verify if the data segment (indicated by &1) is already defined in the system. You can do this by checking the relevant data dictionary (SE11) or the transaction where the error occurred.
  Modify or Delete Existing Definition: If you find that the data segment is indeed defined, you may need to modify or delete the existing definition if it is no longer needed or if it conflicts with your current work.
  Use Unique Names: Ensure that the names of your data segments are unique to avoid conflicts. This is especially important in custom developments.
  Transport Management: If the issue arises during a transport, ensure that the transport requests are correctly managed and that there are no conflicts between the source and target systems.
  Consult Documentation: Review SAP documentation or notes related to the specific module or area you are working in, as there may be specific guidelines or known issues related to data segment definitions.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to investigate the definitions and dependencies of the data segment.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message number or related keywords in the SAP Support Portal.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the error is being triggered and gather more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance, as they may have more insights into the specific configuration of your SAP environment.