How To Fix AXT_MODEL150 - Table already contains a field with ID &1

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 150

• Message text: Table already contains a field with ID &1

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 AXT_MODEL150 - Table already contains a field with ID &1 ?

  The SAP error message AXT_MODEL150, which states "Table already contains a field with ID &1," typically occurs when you are trying to add a field to a table in the SAP system, but a field with the same ID already exists in that table. This can happen during the creation or modification of data models, especially in the context of SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  
  Duplicate Field ID: The primary cause of this error is that the field ID you are trying to add is already present in the table. Each field in a table must have a unique identifier.
  Modeling Errors: This can also occur due to errors in the data modeling process, where the same field is inadvertently defined multiple times.
  Transport Issues: If you are transporting objects between systems (e.g., from development to production), there may be conflicts if the same field ID exists in both environments.
  
  Solution:
  
  Check Existing Fields: Review the existing fields in the table to confirm whether the field ID you are trying to add already exists. You can do this by navigating to the table definition in the SAP GUI or using the relevant modeling tools.
  Rename the Field: If the field ID is indeed already in use, consider renaming the new field to a unique ID that does not conflict with existing fields.
  Modify Existing Field: If the intention was to modify the existing field, you can do so instead of trying to create a new one.
  Clear Cache: Sometimes, clearing the cache or refreshing the model can help resolve issues related to stale metadata.
  Check Transport Requests: If this issue arises after a transport, ensure that the transport request does not contain conflicting definitions. You may need to adjust the transport or resolve conflicts manually.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to the official SAP documentation for data modeling and table management to understand best practices and avoid such conflicts in the future.
  Community Forums: Engage with the SAP community forums or SAP support for additional insights or similar experiences from other users.
  
  By following these steps, you should be able to resolve the AXT_MODEL150 error and successfully manage your data model in SAP.