How To Fix BIL133 - Business functn.ISU_AMI_4 required for conditional billing is not active

BIL133 - Overview

• Message type: E = Error

• Message class: BIL - General billing

• Message number: 133

• Message text: Business functn.ISU_AMI_4 required for conditional billing is not active

Self-Explanatory Message

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BIL133 - Details

• The SAP error message BIL133 indicates that the business function ISU_AMI_4 (which is related to Advanced Metering Infrastructure for conditional billing) is not active in your SAP system. This business function is part of the SAP IS-U (Industry Solution for Utilities) module and is necessary for certain functionalities related to billing processes, especially those involving advanced metering.
  
  Cause:
  The error occurs because the system requires the ISU_AMI_4 business function to be activated in order to perform conditional billing. If this function is not active, the system cannot process the billing as expected, leading to the error message.
  
  Solution:
  To resolve this issue, you need to activate the ISU_AMI_4 business function. Here are the steps to do this:
  
  
  Access the SAP System:
  Log in to your SAP system with appropriate authorizations.
  
  
  Transaction Code SFW5:
  Use transaction code SFW5 to access the Business Function Activation screen.
  
  
  Find the Business Function:
  In the list of business functions, look for ISU_AMI_4. You can use