How To Fix FKK_ID_XX_ODN027 - Specify either function module or ABAP class if process type is selected

FKK_ID_XX_ODN027 - Overview

• Message type: E = Error

• Message class: FKK_ID_XX_ODN - ODN message

• Message number: 027

• Message text: Specify either function module or ABAP class if process type is selected

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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FKK_ID_XX_ODN027 - Details

• The SAP error message FKK_ID_XX_ODN027 typically occurs in the context of the Contract Accounts Receivable and Payable (FI-CA) module when there is an issue with the configuration of a process type in the system. This error indicates that when a specific process type is selected, the system requires either a function module or an ABAP class to be specified, but it has not been provided.
  
  Cause:
  
  Missing Configuration: The process type you are trying to use may not have the necessary function module or ABAP class assigned to it in the configuration settings.
  Incorrect Process Type: The selected process type may not be appropriate for the operation you are trying to perform.
  Custom Development: If there is custom development involved, the function module or ABAP class may not have been implemented or activated correctly.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the process type in the SAP system. This can typically be found in the