How To Fix AH750 - Specify a schema that contains backbilling steps

SAP Error Message - Details

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 750

• Message text: Specify a schema that contains backbilling steps

What causes this issue?

You have agreed backbilling in the rate category. However, the
specified schema does not contain any step that starts backbilling.

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?

Enter a schema that contains steps for starting backbilling.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH750 - Specify a schema that contains backbilling steps ?

  The SAP error message AH750, which states "Specify a schema that contains backbilling steps," typically occurs in the context of billing processes, particularly when dealing with backbilling scenarios in SAP IS-U (Industry Solution for Utilities).
  Cause:
  The error is triggered when the system is unable to find a billing schema that includes the necessary backbilling steps. This can happen for several reasons:
  
  Missing Schema: The billing schema assigned to the billing document does not include the required backbilling steps.
  Incorrect Configuration: The configuration of the billing schema may not have been set up correctly to handle backbilling.
  Billing Type: The billing type being used may not be compatible with backbilling processes.
  
  Solution:
  To resolve the AH750 error, you can take the following steps:
  
  
  Check Billing Schema:
  
  Go to the configuration settings in SAP and check the billing schema assigned to the relevant billing type.
  Ensure that the schema includes the necessary backbilling steps. You can do this by navigating to the transaction code SPRO and following the path:
  SAP Customizing Implementation Guide -> Industry Solutions -> Utilities -> Billing -> Basic Settings -> Define Billing Schema
  
  
  
  
  Modify Schema:
  
  If the schema does not include backbilling steps, you may need to modify it. You can add the required steps to the schema to ensure it can handle backbilling scenarios.
  
  
  
  Assign Correct Schema:
  
  Ensure that the correct billing schema is assigned to the billing type you are using. This can be checked in the configuration settings for billing types.
  
  
  
  Test Billing Process:
  
  After making the necessary changes, test the billing process again to see if the error persists.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific details on configuring billing schemas and backbilling processes.
  
  
  
  Seek Expert Help:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or a consultant with expertise in SAP IS-U billing processes.
  
  
  
  Related Information:
  
  Backbilling: This refers to the process of billing for services that were not billed in previous periods, often due to errors or missed readings.
  Billing Schema: A billing schema in SAP defines the sequence of steps that the system follows to calculate and generate bills.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBL1N (Vendor Line Item Display) or FBL3N (G/L Account Line Item Display) for further analysis of billing documents.
  
  By following these steps, you should be able to address the AH750 error and ensure that your billing processes can handle backbilling scenarios effectively.