How To Fix CJ811 - Please choose a valid relationship type

SAP Error Message - Details

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 811

• Message text: Please choose a valid relationship type

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CJ811 - Please choose a valid relationship type ?

  The SAP error message CJ811 ("Please choose a valid relationship type") typically occurs in the context of project management within the SAP system, particularly when dealing with project structures, such as Work Breakdown Structures (WBS) or network activities. This error indicates that the relationship type you are trying to use is not valid for the context in which you are working.
  Cause:
  
  Invalid Relationship Type: The relationship type you selected may not be defined or allowed for the specific project or activity you are working with.
  Configuration Issues: The relationship types may not be properly configured in the system, or the necessary settings may not be activated.
  Data Entry Errors: There may be a mistake in the data entry, such as selecting a relationship type that is not applicable to the selected project or activity.
  
  Solution:
  
  Check Relationship Types: Verify the list of valid relationship types for the project or activity you are working on. You can do this by checking the configuration settings in the SAP system.
  Use Valid Types: Ensure that you are selecting a relationship type that is valid for the specific context. Common relationship types include Finish-to-Start (FS), Start-to-Start (SS), Finish-to-Finish (FF), and Start-to-Finish (SF).
  Configuration Review: If you have access, review the configuration settings in the Project System (PS) module to ensure that the relationship types are correctly defined and activated.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on valid relationship types and their usage.
  Seek Help from SAP Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder) or CJ02 (Change Project) where this error might occur.
  SAP Notes: Check SAP Notes for any updates or specific fixes related to the CJ811 error.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to project relationships, as restrictions may lead to errors.
  
  By following these steps, you should be able to resolve the CJ811 error and continue working with your project in SAP.