How To Fix NAA043 - Customer-side calculation schema is missing for settlement document &1

SAP Error Message - Details

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 043

• Message text: Customer-side calculation schema is missing for settlement document &1

What causes this issue?

Settlement document &V1& does not have a calculation schema for price
determination for the customer, even though document conditions exist.

System Response

Business volume data is not updated for the customer.

How to fix this error?

Look into this matter, as it is probably due to an internal program
error.
You should therefore contact your system administrator.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NAA043 - Customer-side calculation schema is missing for settlement document &1 ?

  The SAP error message NAA043, which states "Customer-side calculation schema is missing for settlement document &1," typically occurs in the context of settlement processing in SAP, particularly when dealing with settlement documents in the context of project systems or internal orders.
  Cause:
  The error indicates that the system is unable to find a valid calculation schema for the customer side of the settlement document specified (denoted by &1). This can happen due to several reasons:
  
  
  Missing Configuration: The calculation schema for the customer side may not be defined in the system. This could be due to incorrect or incomplete configuration in the relevant modules (e.g., Project System, Controlling).
  
  
  Incorrect Assignment: The settlement document may not be correctly assigned to a calculation schema, or the assignment may be missing for the specific customer or project.
  
  
  Data Inconsistencies: There may be inconsistencies in the master data related to the customer or the project that prevent the system from determining the correct calculation schema.
  
  
  Version Issues: If there are multiple versions of the calculation schema, the system may be looking for a version that does not exist or is not active.
  
  
  Solution:
  To resolve the NAA043 error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the configuration settings for the relevant module (e.g., Project System or Controlling).
  Verify that the calculation schema for the customer side is defined and active.
  Ensure that the schema is correctly assigned to the relevant project or order.
  
  
  
  Review Master Data:
  
  Check the master data for the customer and the project/order involved in the settlement.
  Ensure that all necessary fields are filled out correctly and that there are no missing entries.
  
  
  
  Assign Calculation Schema:
  
  If the calculation schema is missing, you may need to create or assign a new schema that fits the requirements of the settlement document.
  Use transaction codes like OKEQ (for controlling area settings) to check and maintain the calculation schema.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific error message for any additional guidance or updates.
  
  
  
  Testing:
  
  After making the necessary changes, test the settlement process again to ensure that the error has been resolved.
  
  
  
  Seek Help:
  
  If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OKEQ (for controlling area settings), CJ20N (Project Builder), or KO88 (Order Settlement) to navigate through the configuration and settlement processes.
  SAP Notes: Check for any SAP Notes related to the error message NAA043 for specific patches or updates that may address the issue.
  Documentation: Review SAP Help documentation for detailed information on settlement processes and configuration settings.
  
  By following these steps, you should be able to identify and resolve the cause of the NAA043 error in your SAP system.