How To Fix FKKBIX899 - Rerating date is not allowed to be before the transition start (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing)

• Message number: 899

• Message text: Rerating date is not allowed to be before the transition start (&1)

What causes this issue?

The rerating date must be after the date on which you completed the
transition to data storage in SAP Convergent Invoicing.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Change the rerating date so that it is not before the start of the
transition phase.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKBIX899 - Rerating date is not allowed to be before the transition start (&1) ?

  The SAP error message FKKBIX899 indicates that there is an issue with the rerating date in the context of billing or invoicing processes. Specifically, the error states that the rerating date cannot be set before the transition start date, which is indicated by the placeholder (&1) in the message.
  Cause:
  This error typically occurs in scenarios where:
  
  Rerating Process: You are trying to rerate a billing document or an invoice, and the date you have specified for rerating is earlier than the transition start date defined in the system.
  Configuration Issues: There may be configuration settings in the billing or invoicing module that define the transition periods, and the rerating date does not comply with these settings.
  Data Entry Error: The user may have mistakenly entered an incorrect date for the rerating process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Transition Dates: Review the transition start date (&1) mentioned in the error message. Ensure that the rerating date you are trying to use is on or after this date.
  
  
  Adjust Rerating Date: If the rerating date is indeed before the transition start date, modify the rerating date to a valid date that is on or after the transition start date.
  
  
  Review Configuration: If you are unsure about the transition start date or how it is set, consult with your SAP configuration team or refer to the relevant configuration settings in the SAP system to understand how transition periods are defined.
  
  
  Consult Documentation: Check SAP documentation or help resources for more information on rerating processes and transition dates to ensure compliance with system requirements.
  
  
  Testing: After making the necessary adjustments, test the rerating process again to confirm that the error has been resolved.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes related to billing and invoicing in SAP, such as VF01 (Create Billing Document), VF02 (Change Billing Document), and VF03 (Display Billing Document).
  SAP Notes: Search for SAP Notes related to FKKBIX899 for any specific patches or updates that may address this issue.
  User Roles: Ensure that the user attempting the rerating has the appropriate permissions to perform this action in the system.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal SAP team for further assistance.