How To Fix CMM_MTMCDS840 - No FX rate (mrkt to doc. crcy) set

SAP Error Message - Details

• Message type: E = Error

• Message class: CMM_MTMCDS - Messages in CDS Views for Mark-to-Market Reporting

• Message number: 840

• Message text: No FX rate (mrkt to doc. crcy) set

What causes this issue?

An inconsistency occurred in the versioned pricing data. No exchange
rate is defined for the conversion from the market currency to the
document currency.

System Response

Cannot evaluate the price.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CMM_MTMCDS840 - No FX rate (mrkt to doc. crcy) set ?

  The SAP error message CMM_MTMCDS840 "No FX rate (mrkt to doc. crcy) set" typically occurs in the context of foreign exchange (FX) rate determination in SAP, particularly when dealing with market rates and document currencies. This error indicates that the system is unable to find a valid foreign exchange rate for the specified market currency to document currency conversion.
  Causes:
  
  Missing Exchange Rate: The most common cause is that there is no exchange rate defined in the system for the specific market currency to document currency pair.
  Incorrect Configuration: The configuration settings for currency conversion may not be set up correctly in the system.
  Date Issues: The exchange rate may not be valid for the date of the transaction. If the rate is not maintained for the specific date, the system will not find a valid rate.
  Currency Type: The currency type used in the transaction may not have a corresponding exchange rate defined.
  
  Solutions:
  
  
  Maintain Exchange Rates:
  
  Go to the transaction code OB08 (or use the appropriate transaction for maintaining exchange rates).
  Check if the exchange rate for the specific market currency to document currency is maintained for the required date.
  If not, add the necessary exchange rate.
  
  
  
  Check Configuration:
  
  Ensure that the currency conversion settings in the configuration are correctly set up. This can be done in the SPRO transaction under Financial Accounting (FI) settings.
  Verify that the currency types are correctly defined and that the system is configured to use the correct exchange rate type.
  
  
  
  Review Transaction Date:
  
  Ensure that the transaction date falls within the range of dates for which the exchange rate is valid. If the transaction date is outside this range, the system will not find a valid rate.
  
  
  
  Use Correct Currency Type:
  
  Make sure that the currency type used in the transaction corresponds to the exchange rate type that has been maintained.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  OB08: Maintain Exchange Rates
  SPRO: Access to SAP Customizing Implementation Guide
  
  
  Exchange Rate Types: Familiarize yourself with the different exchange rate types (e.g., M for average rate, B for bank buying rate) and ensure that the correct type is being used in your transactions.
  Documentation: Refer to SAP Help documentation for more details on currency conversion and exchange rate maintenance.
  
  If the issue persists after checking the above points, 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.