How To Fix MQ790 - &1 LC-conversion not yet performed; beg. bk val. currencies FI=&2, LC=&3

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 790

• Message text: &1 LC-conversion not yet performed; beg. bk val. currencies FI=&2, LC=&3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MQ790 - &1 LC-conversion not yet performed; beg. bk val. currencies FI=&2, LC=&3 ?

  The SAP error message MQ790 indicates that a local currency (LC) conversion has not yet been performed for a specific financial transaction. This error typically arises in the context of financial accounting (FI) when there is a mismatch or issue with currency conversion for a particular document or transaction.
  Cause:
  The error message MQ790 is triggered when:
  
  Currency Conversion Not Performed: The system has not yet executed the necessary local currency conversion for the specified financial document.
  Missing Configuration: There may be missing or incorrect configuration settings related to currency types or exchange rates in the system.
  Document Status: The document may be in a status that does not allow for currency conversion to be performed.
  Data Inconsistencies: There may be inconsistencies in the data related to the currencies involved, such as missing exchange rates or incorrect currency settings.
  
  Solution:
  To resolve the MQ790 error, you can take the following steps:
  
  
  Check Currency Configuration:
  
  Ensure that the currency types are correctly configured in the system. This includes checking the settings for local currencies and any other relevant currency types.
  
  
  
  Verify Exchange Rates:
  
  Check if the necessary exchange rates are maintained in the system. You can do this by navigating to the transaction code OB08 (Maintain Exchange Rates) and ensuring that the rates for the relevant currencies are present and valid.
  
  
  
  Perform Currency Conversion:
  
  If the local currency conversion has not been performed, you may need to execute the relevant transaction or program to perform the conversion. This could involve running a specific report or transaction that processes currency conversions.
  
  
  
  Review Document Status:
  
  Check the status of the financial document that is causing the error. Ensure that it is in a state that allows for currency conversion. If the document is locked or in a non-postable state, you may need to resolve that issue first.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error message. SAP Notes often provide additional insights or patches that can resolve known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. They can provide more detailed troubleshooting based on your specific system configuration and version.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB08 (Maintain Exchange Rates), FB50 (General Ledger Account Document Entry), and others that may be involved in financial transactions.
  Documentation: Review SAP documentation related to currency management and financial accounting to understand how currency conversions are handled in your specific version of SAP.
  User Roles: Ensure that the user attempting to perform the transaction has the necessary authorizations to execute currency conversions and access the relevant financial documents.
  
  By following these steps, you should be able to identify the root cause of the MQ790 error and implement a solution to resolve it.