How To Fix ACM_SYNTAX158 - Number of entity fields (&1) and aspect fields (&2) does not match

ACM_SYNTAX158 - Overview

• Message type: E = Error

• Message class: ACM_SYNTAX - ACM: DCL Syntax Error Messages

• Message number: 158

• Message text: Number of entity fields (&1) and aspect fields (&2) does not match

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACM_SYNTAX158 - Number of entity fields (&1) and aspect fields (&2) does not match ?

  The SAP error message ACM_SYNTAX158 indicates a mismatch between the number of entity fields and aspect fields in a certain context, typically related to the configuration of an application or data model in SAP. This error often arises in scenarios involving the use of the Application Configuration Management (ACM) or when working with Business Object Model (BOM) configurations.
  
  Cause:
  The error occurs when the system expects a certain number of fields to be defined for an entity and its associated aspect, but the actual number of fields defined does not match. This can happen due to:
  
  Configuration Errors: Incorrect configuration in the data model where the number of fields defined for an entity does not align with the number of fields defined for its aspect.
  Changes in Data Model: If there have been recent changes to the data model (like adding or removing fields) without corresponding updates to the aspect definitions.
  Inconsistent Data Definitions: If