How To Fix CN663 - No valid activity selected

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 663

• Message text: No valid activity selected

What causes this issue?

No valid activity has been selected for the function you want to
carry out.

System Response

INCLUDE 'NA_ALLG_NOFUNKTION' OBJECT DOKU ID TX

How to fix this error?

Select a valid activity or select a different function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN663 - No valid activity selected ?

  The SAP error message CN663: No valid activity selected typically occurs in the context of project management or network planning within the SAP system, particularly when working with project structures, activities, or networks in the Project System (PS) module. This error indicates that the system could not find a valid activity for the operation you are trying to perform.
  Causes:
  
  No Activities Defined: The project or network you are working with may not have any activities defined or assigned.
  Incorrect Selection: You may have selected an invalid or non-existent activity, or the activity may not be relevant for the operation you are trying to perform.
  Status Issues: The activity may be in a status that does not allow it to be selected (e.g., completed, closed, or locked).
  Authorization Issues: Lack of proper authorizations to view or select certain activities can also lead to this error.
  Data Inconsistencies: There may be inconsistencies in the project data or configuration that prevent the system from recognizing valid activities.
  
  Solutions:
  
  Check Activity Definition: Ensure that the project or network has valid activities defined. You can do this by navigating to the project structure and verifying the activities.
  Select Valid Activities: Make sure you are selecting the correct activities that are relevant to the operation you are trying to perform. Double-check the activity IDs or descriptions.
  Review Activity Status: Check the status of the activities. If they are completed or closed, you may need to reopen them or create new activities as needed.
  Authorization Check: Verify that you have the necessary authorizations to access and select the activities. Consult with your SAP security team if needed.
  Data Consistency Check: Run consistency checks on the project or network to identify and resolve any data inconsistencies. This may involve using transaction codes like CJ20N (Project Builder) or CN22 (Network).
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the Project System module and the error message.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CN22 (Network), and others that are used for managing projects and networks.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide specific solutions or workarounds.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide deeper insights into the specific configuration and data setup in your SAP environment.