How To Fix UCFE018 - Currency key is missing for the transaction currency

SAP Error Message - Details

• Message type: E = Error

• Message class: UCFE - Messages for Data Entry Layouts

• Message number: 018

• Message text: Currency key is missing for the transaction currency

What causes this issue?

You are defining a data entry layout by using the key figure for the
values in transaction currency. In this case, you also need to include
the currency key for the transaction currency in the data entry layout.

System Response

The data entry layout cannot be used.

How to fix this error?

Change the definition of the layout.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCFE018 - Currency key is missing for the transaction currency ?

  The SAP error message UCFE018 indicates that there is a missing currency key for the transaction currency in the context of financial transactions. This error typically arises when the system is unable to find a valid currency key for the specified transaction currency, which is essential for processing financial data correctly.
  Cause:
  
  Missing Currency Configuration: The currency key for the transaction currency may not be defined in the system. This can happen if the currency has not been set up in the relevant configuration tables.
  Incorrect Transaction Currency: The transaction might be using a currency that is not recognized by the system, possibly due to a typo or an unsupported currency code.
  Master Data Issues: The master data (such as vendor, customer, or material master) may not have the necessary currency information maintained.
  Custom Development: If there are custom programs or enhancements, they might not be handling currency keys correctly.
  
  Solution:
  
  
  Check Currency Configuration:
  
  Go to the transaction code OB08 (Maintain Exchange Rates) and ensure that the currency in question is defined and has valid exchange rates.
  Verify that the currency is active and properly configured in the system.
  
  
  
  Verify Transaction Currency:
  
  Check the transaction that is causing the error to ensure that the currency code is correct and matches the expected format.
  If the currency is a custom or non-standard currency, ensure it is properly set up in the system.
  
  
  
  Review Master Data:
  
  Check the relevant master data records (e.g., vendor, customer, or material) to ensure that they have the correct currency information maintained.
  If necessary, update the master data to include the missing currency key.
  
  
  
  Debug Custom Code:
  
  If the error is occurring in a custom program, review the code to ensure that it correctly handles currency keys and that it retrieves the necessary currency information from the database.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like OB08 (for exchange rates) and SE11 (for data dictionary) to check the currency tables.
  Currency Tables: The relevant tables to check include:
  
  TCURC: Currency Codes
  TCURR: Exchange Rates
  
  
  SAP Documentation: Refer to SAP Help documentation for detailed information on currency configuration and financial transactions.
  
  By following these steps, you should be able to identify the root cause of the UCFE018 error and implement the necessary solutions to resolve it.