How To Fix CNV_MBT286 - Subproject & cannot be deleted; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 286

• Message text: Subproject & cannot be deleted; see long text

A subproject cannot be deleted once a package has been created under
it. A subproject can only be deleted until a package has been created
under it after which neither the package (under the subproject) nor the
subproject can be deleted.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT286 - Subproject & cannot be deleted; see long text ?

  The SAP error message CNV_MBT286 indicates that a subproject cannot be deleted due to certain constraints or conditions that are preventing the action. This error typically arises in the context of data migration projects, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  
  Dependencies: The subproject may have dependencies or linked objects that prevent it from being deleted. This could include tasks, assignments, or other subprojects that rely on it.
  Status: The subproject might be in a status that does not allow deletion (e.g., it may be marked as completed or in progress).
  Authorization Issues: The user attempting to delete the subproject may not have the necessary authorizations to perform this action.
  Technical Constraints: There may be technical constraints or settings in the system that prevent the deletion of certain objects.
  
  Solution:
  
  Check Dependencies: Review the subproject for any dependencies or linked objects. Ensure that all related tasks or projects are either completed or deleted before attempting to delete the subproject.
  Change Status: If the subproject is in a status that prevents deletion, consider changing its status to a permissible one (e.g., "Not Started" or "Cancelled") before attempting to delete it.
  Review Authorizations: Ensure that the user has the necessary authorizations to delete the subproject. If not, consult with your SAP security team to obtain the required permissions.
  Consult Long Text: The error message may have a long text that provides additional context or specific instructions. Check the long text associated with the error for more detailed information.
  Use Transaction Codes: If applicable, use transaction codes like SE38 or SE80 to check for any custom programs or reports that might help in identifying the issue.
  SAP Notes: Search for relevant SAP Notes or documentation that may address this specific error message. SAP Notes often provide solutions or workarounds for known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to project management and data migration, such as CNV_MBT (for migration projects).
  Documentation: Review SAP documentation related to the Migration Cockpit and data migration processes for best practices and troubleshooting tips.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message and any relevant details about the subproject.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.