How To Fix CN338 - Cannot delete, reference fields are still assigned to event &

CN338 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 338

• Message text: Cannot delete, reference fields are still assigned to event &

What causes this issue?

You want to delete an event that still has reference fields assigned.

System Response

You cannot delete the event.

How to fix this error?

In Customizing check the <DS:SIMG.SIMG_OLPR_TCNTM01F>Assignment of
Events to Reference Dates</>.

Error message extract from SAP system. Copyright SAP SE.

CN338 - Details

• The SAP error message CN338 indicates that you are trying to delete a reference field that is still assigned to an event in the system. This typically occurs in the context of project management or controlling modules, where certain fields or elements are linked to events, and the system prevents deletion to maintain data integrity.
  
  Cause:
  The error occurs because:
  
  The reference field you are trying to delete is still linked to an event or a project.
  There are dependencies or relationships that need to be resolved before the deletion can take place.
  The system is designed to prevent accidental loss of data that might be critical for reporting or project tracking.
  
  
  Solution:
  To resolve the CN338 error, you can follow these steps:
  
  
  Check Assignments: 
  
  Navigate to the relevant transaction or area in SAP where the reference field is assigned.
  Use transaction codes like CJ20N (Project Builder) or CJ02 (Change Project) to check the assignments of the reference field