How To Fix CN414 - Standard milestone & already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 414

• Message text: Standard milestone & already exists

What causes this issue?

There are already is a standard milestone with the description "&V1&".

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

Enter a different description for your standard milestone.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN414 - Standard milestone & already exists ?

  The SAP error message CN414 ("Standard milestone & already exists") typically occurs in the context of project management and is related to the configuration of milestones in the Project System (PS) module. This error indicates that you are trying to create a standard milestone that already exists in the system.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that you are attempting to create a milestone with a key (identifier) that already exists in the system.
  Configuration Issues: There may be issues with the configuration settings in the project management module that allow for duplicate entries.
  Data Migration: If data has been migrated from another system, it is possible that duplicate milestones were introduced during the migration process.
  
  Solution:
  
  
  Check Existing Milestones: Before creating a new milestone, check the existing milestones in the system to ensure that the one you are trying to create does not already exist. You can do this by navigating to the relevant transaction (e.g., CN21 for creating milestones) and searching for existing entries.
  
  
  Use a Different Identifier: If you find that the milestone you are trying to create already exists, consider using a different identifier or modifying the existing milestone instead of creating a new one.
  
  
  Review Configuration: If you believe that the error is due to a configuration issue, review the settings in the Project System to ensure that the system is set up correctly to prevent duplicate entries.
  
  
  Data Cleanup: If the error is a result of data migration, you may need to clean up the existing data to remove duplicates or adjust the identifiers to ensure uniqueness.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing milestones in your version of SAP.
  
  
  Contact Support: If the issue persists and you cannot resolve it, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CN21 (Create Milestone) and CN22 (Change Milestone) to manage milestones effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to milestone management in your version of SAP.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to create or modify milestones in the system.
  
  By following these steps, you should be able to resolve the CN414 error and manage your project milestones effectively.