How To Fix CN803 - Invalid relationship type (check entry)

CN803 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 803

• Message text: Invalid relationship type (check entry)

What causes this issue?

The key that you entered for the relationship does not exist.

System Response

INCLUDE ALLG_CN_VERARB_NICHT_FORTGEF

How to fix this error?

Check that you have entered the correct key for the relationship.
Change it if necessary.
INCLUDE 'NA_ALLG_VORGEHEN' OBJECT DOKU ID TX
Check whether the key for the relationship has been defined. If not,
define it.

<DS:SIMG.SIMG_CFMENUOLPROPS2>Check relationship</>
ENDIF

Error message extract from SAP system. Copyright SAP SE.

CN803 - Details

• The SAP error message CN803 "Invalid relationship type (check entry)" typically occurs in the context of project management or network planning within SAP, particularly when dealing with relationships between activities or elements in a project.
  
  Cause:
  The error CN803 is usually caused by one of the following issues:
  
  
  Invalid Relationship Type: The relationship type you are trying to use is not valid for the specific context or configuration. This could be due to a typo or using a relationship type that is not defined in the system.
  
  
  
  Configuration Issues: The relationship types may not be properly configured in the system. This can happen if the necessary settings in the project management configuration are missing or incorrect.
  
  
  Data Entry Errors: There may be an error in the data entry, such as incorrect activity or project IDs, or the relationship type may not be applicable to the selected activities.
  
  
  Authorization Issues: Sometimes, the user may not have the