How To Fix UO066 - EMU currencies under ex.rate type M and ex.rate type &1 are inconsistent

SAP Error Message - Details

• Message type: E = Error

• Message class: UO - Maintain Currency Tables TCUR* for Euro Introduction

• Message number: 066

• Message text: EMU currencies under ex.rate type M and ex.rate type &1 are inconsistent

What causes this issue?

Your system contains currency table settings that are nessary in
prepartion for the introduction of the euro. These settings have been
found for exchange rate types M and &1.
This gives rise to the following problem, either:
Exchange rate type &1 contains currencies participating in EMU that do
not have exchange rate type M
or
Exchange rate type &1 contains external currencies that are defined as
participating currencies under exchange rate type M.

System Response

You cannot automatically enhance the euro settings for exchange rate
type &1.

How to fix this error?

If you want to change the euro settings for exchange rate type &1, you
must do this manually under view maintenance for the currency tables.

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message UO066 - EMU currencies under ex.rate type M and ex.rate type &1 are inconsistent ?

  The SAP error message UO066 indicates that there is an inconsistency between the exchange rates for EMU (European Monetary Union) currencies under exchange rate type M and another specified exchange rate type (denoted as &1). This typically occurs in the context of currency conversion and financial transactions where multiple exchange rate types are used.
  Cause:
  
  Inconsistent Exchange Rates: The primary cause of this error is that the exchange rates for the EMU currencies (like Euro) are not aligned between the two specified exchange rate types. For example, the exchange rate for type M may differ from that of type &1 for the same currency pair.
  Missing Exchange Rates: One of the exchange rate types may not have been maintained for the EMU currency, leading to discrepancies.
  Configuration Issues: There may be issues in the configuration of exchange rate types in the SAP system.
  
  Solution:
  
  
  Check Exchange Rates:
  
  Go to the transaction code OB08 (Maintain Exchange Rates).
  Verify the exchange rates for the EMU currency under both exchange rate type M and the specified exchange rate type (&1).
  Ensure that the rates are consistent and correctly maintained.
  
  
  
  Maintain Missing Rates:
  
  If you find that one of the exchange rate types is missing an entry for the EMU currency, you will need to add the appropriate exchange rate.
  
  
  
  Review Configuration:
  
  Check the configuration settings for exchange rate types in the SAP system. Ensure that the settings are correctly defined and that there are no discrepancies in the configuration.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for any specific guidelines related to exchange rate types and EMU currencies.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test transaction to ensure that the error does not reoccur.
  
  
  
  Related Information:
  
  Exchange Rate Types: In SAP, exchange rate types are used to define how currency conversions are handled. Common types include M (average rate), B (bank buying rate), and others.
  EMU Currencies: The EMU currencies refer to the currencies of the European Monetary Union, primarily the Euro (EUR).
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB08 (Maintain Exchange Rates) and OBA1 (Maintain Exchange Rate Types) for managing exchange rates.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues or patches related to this error message.