How To Fix /PF1/MSG_CONV407 - Values for Field 77B could not be determined for Transaction Type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_CONV -

• Message number: 407

• Message text: Values for Field 77B could not be determined for Transaction Type &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/MSG_CONV407 - Values for Field 77B could not be determined for Transaction Type &1 ?

  The SAP error message /PF1/MSG_CONV407 indicates that the system is unable to determine values for Field 77B for a specific Transaction Type. This error typically arises in the context of financial transactions, particularly in the area of payment processing or document posting.
  
  Cause:
  
  
  Missing Configuration: The most common cause is that the necessary configuration for the specified Transaction Type is missing or incomplete. This could involve settings related to payment methods, document types, or other related configurations in the financial module.
  
  
  Incorrect Transaction Type: The Transaction Type specified may not be valid or may not have been set up correctly in the system.
  
  
  Data Inconsistencies: There may be inconsistencies or missing data in the master data or transaction data that the system relies on to determine the values for Field 77B.
  
  
  Custom Development: If there are custom developments or enhancements in the system, they may not be handling the Transaction Type correctly, leading to this