How To Fix CN669 - Positioning not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 669

• Message text: Positioning not possible

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CN669 - Positioning not possible ?

  The SAP error message CN669 ("Positioning not possible") typically occurs in the context of project management or network planning within the SAP system, particularly when dealing with project structures, networks, or activities. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes of CN669 Error
  
  
  Invalid or Incomplete Data: The error may occur if the system is trying to access a project or network that has incomplete or invalid data. This could include missing dependencies, incorrect activity sequences, or unassigned resources.
  
  
  Locked Objects: If the project or network is currently being edited or locked by another user, the system may prevent positioning or accessing certain elements.
  
  
  Authorization Issues: Users may not have the necessary authorizations to view or modify certain project elements, leading to this error.
  
  
  Technical Issues: There may be underlying technical issues, such as database inconsistencies or system configuration problems.
  
  
  Hierarchy Issues: If the project structure is not correctly defined or if there are issues with the hierarchy of activities, the system may not be able to position correctly.
  
  
  Solutions to CN669 Error
  
  
  Check Data Completeness: Review the project or network data for completeness. Ensure that all required fields are filled out and that there are no missing dependencies.
  
  
  Release Locks: If the project or network is locked, check with other users to see if they are currently editing it. If necessary, wait until they are finished or ask them to release the lock.
  
  
  Verify Authorizations: Ensure that you have the necessary authorizations to access and modify the project or network. Consult with your SAP security administrator if needed.
  
  
  Check for Technical Issues: If you suspect a technical issue, consider running consistency checks or database repairs. You may need to involve your SAP Basis team for assistance.
  
  
  Review Project Structure: Examine the hierarchy and structure of the project or network. Ensure that all activities are correctly linked and that there are no circular dependencies.
  
  
  Use Transaction Codes: Utilize relevant transaction codes (like CN22 for network activities or CJ20N for project management) to navigate and troubleshoot the project structure.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error.
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with transaction codes related to project management, such as CJ20N (Project Builder), CN22 (Change Network), and CN41 (Network Overview).
  SAP Documentation: Refer to SAP Help documentation for detailed information on project management and network planning.
  Community Forums: Engage with SAP community forums or user groups for shared experiences and solutions from other users who may have encountered the same error.
  
  If the issue persists after trying the above solutions, it may be beneficial to escalate the matter to your SAP support team or consult with SAP directly for further assistance.