How To Fix CN841 - Relationship cannot be created without using a change number

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 841

• Message text: Relationship cannot be created without using a change number

What causes this issue?

You can only create relationships by using a change number.
The relationship you are attempting to create has already been deleted
using a change number.

System Response

INCLUDE 'NA_ALLG_NOFUNKTION' OBJECT DOKU ID TX

How to fix this error?

To create the relationship, you must call up the transaction again
using a change number.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN841 - Relationship cannot be created without using a change number ?

  The SAP error message CN841 indicates that a relationship cannot be created without using a change number. This error typically occurs in the context of project management or engineering change management within SAP, particularly when dealing with the creation of relationships between objects such as materials, documents, or tasks.
  Cause:
  The primary cause of this error is that the system requires a change number to be specified when creating a relationship between objects. Change numbers are used in SAP to track changes and ensure that modifications are managed properly. If you attempt to create a relationship without specifying a change number, the system will not allow it and will throw the CN841 error.
  Solution:
  To resolve the CN841 error, you should follow these steps:
  
  
  Specify a Change Number: When creating the relationship, ensure that you enter a valid change number. This can usually be done in the relevant field of the transaction or screen where you are trying to create the relationship.
  
  
  Check Change Number Configuration: If you are unsure about how to obtain or use change numbers, check the configuration settings in your SAP system. You may need to consult with your SAP administrator or a colleague familiar with the change management process in your organization.
  
  
  Create a Change Number: If you do not have an existing change number, you may need to create one. This can typically be done through the transaction code related to change management (e.g., CC01 for creating a change number).
  
  
  Review User Authorizations: Ensure that you have the necessary authorizations to create change numbers and relationships. Lack of proper permissions can also lead to errors.
  
  
  Consult Documentation: If you are still facing issues, refer to SAP documentation or help resources specific to your version of SAP. This can provide additional context and guidance on managing change numbers and relationships.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CC01 (Create Change Number), CC02 (Change Change Number), and CC03 (Display Change Number).
  Change Management Process: Understand the overall change management process in your organization, including how change numbers are generated and used.
  SAP Notes: Check for any SAP Notes related to error CN841, as there may be specific patches or updates that address this issue.
  
  By following these steps, you should be able to resolve the CN841 error and successfully create the desired relationship in SAP.