How To Fix PRC_CNV028 - Ambiguous &1 / &2 exchange rate relations

SAP Error Message - Details

• Message type: E = Error

• Message class: PRC_CNV - Messages for Conversion Engine

• Message number: 028

• Message text: Ambiguous &1 / &2 exchange rate relations

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PRC_CNV028 - Ambiguous &1 / &2 exchange rate relations ?

  The SAP error message PRC_CNV028 "Ambiguous &1 / &2 exchange rate relations" typically occurs during currency conversion processes, particularly when there are multiple exchange rate entries that could apply to a given currency pair. This ambiguity can arise from various reasons, such as overlapping validity periods for exchange rates or multiple rates defined for the same currency pair.
  Cause:
  
  Multiple Exchange Rates: There are multiple exchange rates defined for the same currency pair (e.g., USD to EUR) in the system.
  Overlapping Validity Periods: The validity periods of the exchange rates overlap, causing confusion about which rate should be applied.
  Incorrect Configuration: The configuration of exchange rates in the system may not be set up correctly, leading to ambiguity.
  
  Solution:
  To resolve the PRC_CNV028 error, you can take the following steps:
  
  
  Check Exchange Rate Entries:
  
  Go to the transaction code OB08 (or the relevant transaction for maintaining exchange rates).
  Review the exchange rates for the currency pair mentioned in the error message.
  Look for multiple entries with overlapping validity periods.
  
  
  
  Adjust Validity Periods:
  
  If you find overlapping entries, adjust the validity periods so that each currency pair has a unique and non-overlapping rate.
  Ensure that there is only one active exchange rate for each currency pair at any given time.
  
  
  
  Delete or Modify Duplicate Entries:
  
  If there are duplicate entries, consider deleting or modifying them to eliminate ambiguity.
  Ensure that the remaining entries are accurate and reflect the correct exchange rates.
  
  
  
  Check Configuration Settings:
  
  Review the configuration settings related to currency conversion and exchange rates in your SAP system.
  Ensure that the settings align with your organization's financial policies and practices.
  
  
  
  Test the Changes:
  
  After making adjustments, test the currency conversion process again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB08 for maintaining exchange rates, OBBS for displaying exchange rate types, and OB07 for defining exchange rate types.
  Documentation: Refer to SAP documentation or help resources for detailed guidance on managing exchange rates and currency conversion.
  Support: If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  By following these steps, you should be able to resolve the PRC_CNV028 error and ensure that your currency conversion processes function smoothly.