How To Fix GLE_MCA639 - Default exchange rate type 'M' is used as "Source Exchange Rate Type"

SAP Error Message - Details

• Message type: E = Error

• Message class: GLE_MCA - Multicurrency Accounting

• Message number: 639

• Message text: Default exchange rate type 'M' is used as "Source Exchange Rate Type"

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GLE_MCA639 - Default exchange rate type 'M' is used as "Source Exchange Rate Type" ?

  The SAP error message GLE_MCA639 indicates that the system is using the default exchange rate type 'M' (which stands for "Monthly" exchange rates) as the "Source Exchange Rate Type" in a context where it may not be appropriate. This typically occurs in the context of currency translation or when dealing with foreign currency valuations in financial documents.
  
  Cause:
  
  Configuration Issue: The system may be configured to use the default exchange rate type 'M' for a transaction or process that requires a different exchange rate type (e.g., 'B' for "Bank" rates or 'G' for "Historical" rates).
  Missing Exchange Rate Type: The required exchange rate type may not be defined or may not have valid rates for the currency pair involved.
  Transaction Type: The transaction being processed may not support the use of the 'M' exchange rate type, leading to this error.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the transaction code OB08 to check the exchange rate types and ensure