How To Fix PREPAY020 - You cannot add together amounts of different currencies

SAP Error Message - Details

• Message type: E = Error

• Message class: PREPAY - Enter a contract

• Message number: 020

• Message text: You cannot add together amounts of different currencies

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PREPAY020 - You cannot add together amounts of different currencies ?

  The SAP error message PREPAY020 indicates that there is an attempt to add or process amounts in different currencies, which is not allowed in the context of the operation you are trying to perform. This error typically occurs in scenarios involving prepayments, invoices, or financial postings where amounts need to be in the same currency for calculations or aggregations.
  Cause:
  
  Different Currencies: The most common cause is that the amounts being processed are in different currencies. For example, you might be trying to sum a payment in USD with an invoice in EUR.
  Currency Configuration: There may be issues with the currency configuration in the master data (e.g., vendor or customer master records) or in the transaction itself.
  Missing Exchange Rates: If the system requires conversion between currencies, missing or incorrect exchange rates can lead to this error.
  Transaction Type: Certain transaction types may have restrictions on currency handling, leading to this error when trying to combine amounts.
  
  Solution:
  
  Check Currencies: Verify the currencies of the amounts you are trying to process. Ensure that all amounts are in the same currency before proceeding.
  Convert Currencies: If you need to work with different currencies, consider converting one of the amounts to match the other using the appropriate exchange rate.
  Review Master Data: Check the master data for the involved vendors, customers, or accounts to ensure that the currency settings are correct and consistent.
  Exchange Rate Maintenance: Ensure that the necessary exchange rates are maintained in the system. You can do this through transaction codes like OB08 (for maintaining exchange rates).
  Transaction Review: Review the transaction you are trying to post. If it involves multiple line items, ensure that all line items are in the same currency.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the transaction you are working with.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB60 (Enter Incoming Invoice), FB70 (Enter Outgoing Invoice), and F-28 (Post Incoming Payments) to understand where the error might be occurring.
  Currency Settings: Check the currency settings in the company code configuration (transaction code OX15) and ensure that the currency settings align with your business requirements.
  SAP Notes: Look for SAP Notes related to PREPAY020 for any known issues or patches that may address this error.
  User Exits and BAdIs: In some cases, custom logic implemented through user exits or BAdIs may affect currency handling, so review any custom code if applicable.
  
  By following these steps, you should be able to identify the cause of the PREPAY020 error and implement a suitable solution.