How To Fix BIL194 - Error in method UPDATE_PREPARE in the BAdI ISU_BI_UPDATE

BIL194 - Overview

• Message type: E = Error

• Message class: BIL - General billing

• Message number: 194

• Message text: Error in method UPDATE_PREPARE in the BAdI ISU_BI_UPDATE

What causes this issue?

An incorrect billing document was returned when user-specific or
project-specific fields were added to the billing document using the
BAdI method UPDATE_PREPARE (ISU_BI_UPDATE).
It is only possible to update correct documents to the database.

System Response

The system terminates billing.

How to fix this error?

Check the BAdI implementation.

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.

BIL194 - Details

• The SAP error message BIL194, which indicates an error in the method UPDATE_PREPARE in the BAdI ISU_BI_UPDATE, typically occurs in the context of billing and invoicing processes within the SAP IS-U (Utilities) module. This error can arise due to various reasons, including issues with data consistency, configuration problems, or custom implementations.
  Causes:
  
  Data Inconsistency: There may be inconsistencies in the billing data that the method is trying to process. This could be due to missing or incorrect entries in the database tables.
  Custom Implementation Issues: If there is a custom implementation of the BAdI ISU_BI_UPDATE, there may be errors in the code that lead to this error message.
  Configuration Errors: Incorrect configuration settings in the billing process can also lead to this error.
  Missing Authorizations: Sometimes, the user executing the transaction may not have the necessary authorizations to perform the operation, leading to errors.
  
  Solutions:
  
  Check Data Consistency: Review the billing documents and related data to ensure