How To Fix /ISDFPS/ACCMSG020 - Transaction FMDERIVE could not be executed

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/ACCMSG -

• Message number: 020

• Message text: Transaction FMDERIVE could not be executed

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/ACCMSG020 - Transaction FMDERIVE could not be executed ?

  The SAP error message /ISDFPS/ACCMSG020 indicating that "Transaction FMDERIVE could not be executed" typically arises in the context of the SAP Public Sector Management (PSM) module, particularly when dealing with the derivation of account assignments in financial documents.
  
  Cause:
  
  
  
  Configuration Issues: The error may occur due to incorrect or incomplete configuration in the derivation strategy for account assignments. This could involve missing or incorrect settings in the customizing of the financial document types or account assignment derivation rules.
  
  
  Missing Master Data: The required master data (such as cost centers, internal orders, or funds) may not be available or may not be correctly maintained in the system.
  
  
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to perform the derivation.
  
  
  Technical Issues: There could be underlying technical issues, such as problems with the database or inconsistencies in the application logic.
  
  
  
  Solution:
  
  
  Check Configuration: Review the configuration settings for account assignment derivation in the SAP