How To Fix CN418 - Standard milestone & deleted

CN418 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 418

• Message text: Standard milestone & deleted

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.

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CN418 - Details

• The SAP error message CN418 ("Standard milestone & deleted") typically occurs in the context of project management and is related to the use of milestones in project planning. This error indicates that a standard milestone that is being referenced has been deleted from the system, which can disrupt project scheduling and planning processes.
  
  Cause:
  
  Deleted Milestone: The primary cause of this error is that a milestone that was previously defined in the project has been deleted. This could happen due to changes in project requirements, restructuring, or data cleanup activities.
  Data Inconsistency: There may be inconsistencies in the project data where references to deleted milestones still exist.
  
  Configuration Issues: If the project is configured to use standard milestones, and those milestones are removed from the system, it can lead to this error.
  
  
  Solution:
  
  Check Milestone Configuration: Verify if the milestone that is causing the error has indeed been deleted. You can do this by navigating to