How To Fix CN172 - Method &1 is not intended for object type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 172

• Message text: Method &1 is not intended for object type &2

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN172 - Method &1 is not intended for object type &2 ?

  The SAP error message CN172 ("Method &1 is not intended for object type &2") typically occurs in the context of SAP's Project System (PS) or related modules when there is an attempt to call a method that is not applicable to the specified object type. This can happen in various scenarios, such as when working with project structures, networks, or other related objects.
  Cause:
  
  Incorrect Method Usage: The method being called is not designed for the object type you are working with. For example, you might be trying to use a method that is meant for a project but you are applying it to a network or activity.
  Configuration Issues: There may be configuration settings in the system that are not aligned with the expected object types for the methods being called.
  Custom Development: If there are custom programs or enhancements, they might be incorrectly implemented, leading to this error when trying to invoke a method on an inappropriate object type.
  
  Solution:
  
  Check Object Type: Verify the object type you are working with and ensure that the method you are trying to call is indeed applicable to that object type. You can refer to the SAP documentation or the method's definition in the ABAP Dictionary.
  Review Method Implementation: If you are working with custom code, review the implementation of the method to ensure it is correctly defined for the intended object types.
  Debugging: Use the debugger to trace the execution and identify where the incorrect method call is being made. This can help pinpoint the exact location in the code that is causing the issue.
  Consult Documentation: Refer to SAP Help or the relevant documentation for the specific method and object types to understand the intended usage.
  SAP Notes: Check for any relevant SAP Notes that might address this issue or provide patches or updates that could resolve the problem.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you might be using transaction codes like CJ20N (Project Builder), CN22 (Change Network), or others related to project management.
  Object Types: Familiarize yourself with the different object types in SAP PS, such as projects, networks, activities, and their respective methods.
  SAP Community: Engage with the SAP Community or forums to see if others have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.