How To Fix AH023 - BClss &1 air press. area &2 temp.area &3 valid from &4: block start not 0

AH023 - Overview

• Message type: E = Error

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

• Message number: 023

• Message text: BClss &1 air press. area &2 temp.area &3 valid from &4: block start not 0

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AH023 - BClss &1 air press. area &2 temp.area &3 valid from &4: block start not 0 ?

  The SAP error message "AH023 BClss &1 air press. area &2 temp.area &3 valid from &4: block start not 0" typically relates to issues in the configuration of the air pressure and temperature areas in the SAP system, particularly in the context of the SAP Advanced Planning and Optimization (APO) module or similar applications.
  
  Cause:
  
  
  Configuration Issues: The error often arises due to incorrect configuration settings in the master data or planning area. Specifically, it indicates that the block start for a certain class (BClss) is not set to zero, which is a requirement for the system to process the data correctly.
  Data Integrity Problems: There may be inconsistencies or corrupt data in the planning area or master data that lead to this error.
  Versioning Issues: The error can also occur if there are issues with the versioning of the data, where the system expects a certain version to be active but finds a