How To Fix CA_TTE198 - External Mapping of Product ID '&1' is not unique

CA_TTE198 - Overview

• Message type: E = Error

• Message class: CA_TTE - TTE Messages

• Message number: 198

• Message text: External Mapping of Product ID '&1' is not unique

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 CA_TTE198 - External Mapping of Product ID '&1' is not unique ?

  The SAP error message CA_TTE198, which states "External Mapping of Product ID '&1' is not unique," typically occurs in the context of SAP's Product Lifecycle Management (PLM) or when dealing with external product IDs in the SAP system. This error indicates that there are multiple entries in the system that map to the same external product ID, which creates ambiguity for the system when trying to process or reference that product.
  
  Cause:
  
  Duplicate External IDs: The primary cause of this error is the existence of multiple records in the database that have the same external product ID. This can happen due to data entry errors, incorrect data imports, or system integrations that do not enforce uniqueness.
  Data Migration Issues: If data has been migrated from another system, it is possible that the external IDs were not unique in the source system, leading to duplicates in SAP.
  
  Configuration Issues: Sometimes, the configuration settings in SAP