How To Fix FKKINV573 - Possible incompatible change of the frequency

FKKINV573 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 573

• Message text: Possible incompatible change of the frequency

What causes this issue?

You changed the frequency from weekly to monthly/annually, or the other
way around. In addition, <LS>Can Be Overwritten</> is selected in the
account.
The values for the day differ depending on the frequency (W1 to W7 for
weekly, 01 to 31 for monthly/annually). Due to your change, the entries
made for the day in contract accounts no longer agree with the frequency
of the billing cycle.

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?

To avoid inconsistencies, undo your change.

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 FKKINV573 - Possible incompatible change of the frequency ?

  The SAP error message FKKINV573 indicates that there is a possible incompatible change in the frequency of an invoice or billing document. This typically occurs in the context of contract accounts receivable and payable (FI-CA) when there is a mismatch in the expected billing frequency for a contract or customer account.
  
  Cause:
  The error can arise due to several reasons, including:
  
  Change in Billing Frequency: The billing frequency for a contract or customer account has been changed, but there are existing invoices or billing documents that are not compatible with the new frequency.
  
  Configuration Issues: There may be inconsistencies in the configuration settings related to billing frequencies in the system.
  Data Entry Errors: Incorrect data entry during the creation or modification of contracts or billing documents can lead to this error.
  Contract Modifications: If a contract has been modified (e.g., changing the billing cycle), it may lead to conflicts with existing invoices.
  
  
  Solution:
  To resolve the FKKINV573 error,