How To Fix ACM_SYNTAX166 - Illegal condition for an entity of type "CDS Hierarchy"


SAP Error Message - Details

  • Message type: E = Error

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

  • Message number: 166

  • Message text: Illegal condition for an entity of type "CDS Hierarchy"

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  • Self-Explanatory Message

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Smart SAP Assistant

  • What is the cause and solution for SAP error message ACM_SYNTAX166 - Illegal condition for an entity of type "CDS Hierarchy" ?
    The SAP error message ACM_SYNTAX166, which indicates an "Illegal condition for an entity of type 'CDS Hierarchy'," typically arises in the context of Core Data Services (CDS) views or hierarchies in SAP systems. This error suggests that there is a syntax or logical issue in the definition of a CDS hierarchy.
    Causes:
    
    Incorrect Hierarchy Definition: The hierarchy may not be defined correctly, such as missing required fields or incorrect relationships between nodes.
    Invalid Conditions: The conditions specified in the CDS view may not be valid for the hierarchy structure, such as using unsupported operators or functions.
    Data Model Issues: There may be inconsistencies in the underlying data model that the CDS hierarchy is based on, such as missing or incorrect foreign key relationships.
    Version Compatibility: The error may also arise if there are compatibility issues with the version of the SAP system or the CDS features being used.
    
    Solutions:
    
    Review the CDS Definition: Check the syntax and

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