How To Fix CN179 - No reference number has been entered for method &1 for object type &2


CN179 - Overview

  • Message type: E = Error

  • Message class: CN - Meldungen für Netzpläne

  • Message number: 179

  • Message text: No reference number has been entered for method &1 for object type &2

  • Show details Hide details
  • What causes this issue?

    A refernce number to the object to be processed has to be entered in
    the method table for method &v1& of the object type &V2&

    System Response

    INCLUDE NA_ALLG_NOVERARBEITUNG OBJECT DOKU ID TX

    How to fix this error?

    Enter the index of the table entry for the object as the reference
    number in the method table.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message CN179 - No reference number has been entered for method &1 for object type &2 ?
    The SAP error message CN179 indicates that there is a missing reference number for a specific method associated with a particular object type in the context of project management or controlling. This error typically arises in the context of project systems (PS) or controlling (CO) modules when trying to execute a function that requires a reference number.
    
    Cause: The error occurs when: A method (like a cost method or a billing method) is being called for an object type (like a project, WBS element, or internal order) that requires a reference number, but that reference number has not been provided. The configuration for the object type or method may not be set up correctly, leading to the absence of a required reference number.
    Solution: To resolve the CN179 error, you can take the following steps: Check Input Data: Ensure that you have entered all required fields, especially the reference number for the method you are trying to

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