How To Fix PJ710 - Control key & not valid (Please check)

PJ710 - Overview

• Message type: E = Error

• Message class: PJ - MPX interface messages (Download and Upload)

• Message number: 710

• Message text: Control key & not valid (Please check)

What causes this issue?

The MPX file contains a control key that is not defined in the SAP
System.

System Response

The control key will be ignored during upload.

Error message extract from SAP system. Copyright SAP SE.

PJ710 - Details

• The SAP error message PJ710, which states "Control key & not valid (Please check)," typically occurs in the context of project management or project system (PS) modules when a user attempts to create or modify a project-related object (like a network, activity, or WBS element) using an invalid control key.
  
  Cause:
  
  Invalid Control Key: The control key specified does not exist in the system or is not defined for the type of operation you are trying to perform.
  
  Configuration Issues: The control key may not be properly configured in the system, or it may not be assigned to the relevant project type or activity type.
  Authorization Issues: The user may not have the necessary authorizations to use the specified control key.
  Data Entry Error: There may be a typographical error in the control key entered.
  
  
  Solution:
  
  
  Check Control Key: Verify that the control key you are using is valid. You can do this by navigating to the