How To Fix FI_E390 - FMDERIVE:Invalid format for field &1 / &2 in call to Function &3

SAP Error Message - Details

• Message type: E = Error

• Message class: FI_E - Message Class for FM English Developers

• Message number: 390

• Message text: FMDERIVE:Invalid format for field &1 / &2 in call to Function &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FI_E390 - FMDERIVE:Invalid format for field &1 / &2 in call to Function &3 ?

  The SAP error message FI_E390 with the description "FMDERIVE: Invalid format for field &1 / &2 in call to Function &3" typically occurs in the context of the Financial Accounting (FI) module, particularly when dealing with the derivation of financial documents or during the processing of financial transactions.
  Cause:
  This error usually indicates that there is a mismatch in the expected format of the data being processed. The fields referenced by &1 and &2 are likely not in the format that the function &3 expects. Common causes include:
  
  Data Type Mismatch: The data being passed to the function does not match the expected data type (e.g., a string is passed where a numeric value is expected).
  Incorrect Field Length: The length of the data being passed exceeds the maximum length defined for the field.
  Configuration Issues: There may be issues with the configuration of the financial document types or the derivation rules that are set up in the system.
  Custom Code: If there are custom enhancements or modifications in the system, they may not be handling the data correctly.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Formats: Review the data being passed to the function. Ensure that the formats of the fields match the expected formats. This includes checking data types, lengths, and any specific formatting requirements.
  
  
  Review Configuration: Check the configuration settings related to the financial document types and derivation rules. Ensure that they are set up correctly and that there are no inconsistencies.
  
  
  Debugging: If you have access to the ABAP code, you can debug the function call to see what values are being passed and where the mismatch occurs. This can help identify the specific issue.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific function being called. There may be known issues or additional requirements that need to be met.
  
  
  Check for Custom Code: If there are any custom enhancements, review the code to ensure that it is correctly handling the data formats and types.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional guidance.
  
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes related to financial document processing, such as FB01 (Post Document), FB50 (G/L Account Document), or others depending on your specific use case.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the FI_E390 error in your SAP system.