How To Fix CN050 - Control key not available for external processing

CN050 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 050

• Message text: Control key not available for external processing

What causes this issue?

The control key has either not been defined or no indicator has been
maintained for external processing.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX
Check to make sure that you have entered the correct control key for
external processing.

How to fix this error?

INCLUDE 'NA_ALLG_VORGEHEN' OBJECT DOKU ID TX
Check to make sure that the control key has been correctly defined. If
necessary, define an indicator for external processing.

<DS:TRAN.OP67>Execute function</>
ENDIF

Error message extract from SAP system. Copyright SAP SE.

CN050 - Details

• The SAP error message CN050 ("Control key not available for external processing") typically occurs in the context of project management and controlling when you are trying to create or process a project-related transaction, such as a network or activity, and the control key specified is not valid for the operation you are attempting to perform.
  
  Cause:
  
  Invalid Control Key: The control key you are using is not defined for the type of processing you are trying to perform. Control keys determine how activities are processed in SAP, including whether they can be externally processed.
  
  Configuration Issues: The control key may not be configured correctly in the system, or it may not be assigned to the relevant project or network.
  Missing Authorizations: The user may not have the necessary authorizations to use the specified control key.
  Project Type Restrictions: Certain control keys may be restricted to specific project types or structures.
  
  
  Solution:
  
  
  Check Control Key Configuration:
  
  Go to the