How To Fix AH091 - Only choose usage type if "fixed volume correction factor" is used

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 091

• Message text: Only choose usage type if "fixed volume correction factor" is used

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AH091 - Only choose usage type if "fixed volume correction factor" is used ?

  The SAP error message AH091, which states "Only choose usage type if 'fixed volume correction factor' is used," typically occurs in the context of SAP's utilities management or energy data management modules. This error is related to the configuration of measurement points and the usage of volume correction factors in the system.
  Cause:
  The error arises when a user attempts to select a usage type without having the "fixed volume correction factor" set. In SAP, a usage type is a classification that defines how the measurement data is processed, and the volume correction factor is used to adjust the volume of gas or liquid based on temperature and pressure conditions. If the system expects a fixed volume correction factor to be applied, but the usage type is not compatible or not set correctly, this error will be triggered.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Configuration: Ensure that the measurement point configuration is set up correctly. Verify that the "fixed volume correction factor" is indeed being used in the relevant settings.
  
  
  Review Usage Type: If you are trying to select a usage type, make sure that it is appropriate for the measurement point and that it aligns with the use of a fixed volume correction factor.
  
  
  Adjust Settings: If the fixed volume correction factor is not needed, consider removing the selection of the usage type or adjusting the measurement point settings to not require it.
  
  
  Consult Documentation: Refer to SAP documentation or help resources specific to your version of SAP for detailed guidance on configuring measurement points and usage types.
  
  
  Seek Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide insights based on your specific configuration and business processes.
  
  
  Related Information:
  
  SAP Modules: This error is often encountered in modules related to Utilities (IS-U) or Energy Data Management (EDM).
  Volume Correction Factors: Understanding how volume correction factors work and their importance in measurement and billing processes can help in configuring the system correctly.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be updates or fixes provided by SAP.
  
  By following these steps and understanding the context of the error, you should be able to resolve the issue effectively.