How To Fix FUCN_UI011 - Opposite signs in document currency and local currency are not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: FUCN_UI - Message class for fucn ui

• Message number: 011

• Message text: Opposite signs in document currency and local currency are not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FUCN_UI011 - Opposite signs in document currency and local currency are not allowed ?

  The SAP error message FUCN_UI011 indicates that there is a mismatch between the document currency and the local currency in terms of their signs. Specifically, it means that the amounts in the document currency and the local currency are of opposite signs, which is not allowed in SAP.
  Cause:
  This error typically occurs in the following scenarios:
  
  Data Entry Error: When entering financial documents, if the amounts are incorrectly entered with opposite signs (e.g., a credit amount in the document currency is entered as a debit in the local currency).
  Currency Conversion Issues: If there is a problem with the currency conversion rates or settings, it may lead to discrepancies in the signs of the amounts.
  Configuration Issues: Incorrect configuration in the financial settings or document types may lead to this error.
  Posting Logic: The logic used in the posting process may not align with the expected behavior of the system, leading to opposite signs.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Document Entry:
  
  Review the document that triggered the error. Ensure that the amounts in both the document currency and local currency are entered correctly and have the same sign (both should be either debits or credits).
  
  
  
  Review Currency Settings:
  
  Check the currency settings in the system. Ensure that the exchange rates are correctly defined and that there are no discrepancies in the currency conversion logic.
  
  
  
  Analyze Configuration:
  
  Review the configuration settings for the relevant document types in the Financial Accounting (FI) module. Ensure that the settings allow for proper handling of currency conversions and postings.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling currency-related errors.
  
  
  
  Test with Different Scenarios:
  
  If possible, try posting similar documents with different amounts or currencies to see if the error persists. This can help identify if the issue is isolated to specific entries.
  
  
  
  Contact SAP Support:
  
  If the issue cannot be resolved through the above steps, consider reaching out to SAP support for further assistance. They may provide insights based on the specific configuration and version of your SAP system.
  
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like FB01 (Post Document) or FB50 (G/L Account Document) to review and correct the entries.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide patches or updates that could resolve underlying issues.
  User Exits and BAdIs: If custom logic is implemented in your SAP system, review any user exits or BAdIs that may affect the posting logic.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.