How To Fix FKKBIX2002 - No comparison field is entered in schema &1 for duplicate check

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX2 - Billing in Contract Accounts Receivable and Payable

• Message number: 002

• Message text: No comparison field is entered in schema &1 for duplicate check

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 FKKBIX2002 - No comparison field is entered in schema &1 for duplicate check ?

  The SAP error message FKKBIX2002 indicates that there is an issue with the configuration of the duplicate check in the schema specified. This error typically arises when the system is trying to perform a duplicate check during the processing of financial documents, but it cannot find the necessary comparison fields defined in the schema.
  
  Cause:
  The primary cause of this error is that the schema specified in the error message does not have any comparison fields defined for the duplicate check. This can happen due to:
  
  Incorrect Schema Configuration: The schema may not have been set up correctly to include the necessary fields for the duplicate check.
  Missing Fields: The required fields that should be used for comparison may not have been defined in the schema.
  Custom Modifications: If there have been custom modifications to the schema, it may have inadvertently removed or altered the comparison fields.
  
  
  Solution:
  To resolve the FKKBIX2002 error, you can follow these