How To Fix CA_TTE208 - Ext. Mapping of Product Tax Group '&1' is not unique (Country &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: CA_TTE - TTE Messages

• Message number: 208

• Message text: Ext. Mapping of Product Tax Group '&1' is not unique (Country &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CA_TTE208 - Ext. Mapping of Product Tax Group '&1' is not unique (Country &2) ?

  The SAP error message CA_TTE208 indicates that there is an issue with the external mapping of the Product Tax Group in the context of tax determination. Specifically, it states that the mapping for the specified Product Tax Group ('&1') is not unique for the given country ('&2'). This typically occurs in scenarios where multiple entries exist for the same Product Tax Group in the external mapping table, leading to ambiguity in tax determination.
  Cause:
  
  Duplicate Entries: There are multiple entries in the external mapping table for the same Product Tax Group for the specified country.
  Configuration Issues: Incorrect configuration in the tax determination settings or mapping tables.
  Data Migration Issues: If data was migrated from another system, it may have resulted in duplicate entries.
  
  Solution:
  
  
  Check External Mapping Table: 
  
  Go to the relevant transaction (e.g., OBD2 for external tax mapping) and check the entries for the Product Tax Group in question.
  Ensure that there is only one unique mapping for the specified Product Tax Group and country.
  
  
  
  Remove Duplicates:
  
  If duplicates are found, determine which entry is correct and remove or consolidate the others to ensure uniqueness.
  
  
  
  Review Configuration:
  
  Review the configuration settings for tax determination to ensure that they are set up correctly and that there are no conflicting entries.
  
  
  
  Test Changes:
  
  After making changes, test the tax determination process to ensure that the error is resolved and that the correct tax is being applied.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help notes related to tax configuration and external mapping for additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  OBD2 - External Tax Mapping
  OBD1 - Tax Categories
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Tax Configuration: Familiarize yourself with the overall tax configuration in SAP, including how Product Tax Groups are defined and used in the system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP tax configuration.