How To Fix CNV_MBT164 - All selected addons are already locked

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 164

• Message text: All selected addons are already locked

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 CNV_MBT164 - All selected addons are already locked ?

  The SAP error message CNV_MBT164 indicates that all selected add-ons are already locked. This typically occurs during a system conversion or upgrade process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. The error suggests that the system is trying to perform an operation on add-ons that are not available for modification because they are locked.
  Cause:
  
  Add-ons Already Locked: The add-ons you are trying to work with are already in a locked state, which means they cannot be modified or processed further.
  System Configuration: The system may have been configured in a way that prevents changes to certain add-ons during the migration or upgrade process.
  Previous Migration Steps: If previous migration steps were not completed successfully, it could lead to a situation where add-ons are left in a locked state.
  
  Solution:
  
  Check Lock Status: Use transaction code SM12 to check for any existing locks on the add-ons. If you find locks that are no longer needed, you can delete them.
  Review Migration Steps: Ensure that all previous migration steps have been completed successfully. If there are any errors in earlier steps, resolve them before proceeding.
  Unlock Add-ons: If you have the necessary authorizations, you can attempt to unlock the add-ons manually. This may involve using specific SAP transactions or tools designed for managing add-on states.
  Consult Documentation: Refer to the SAP documentation related to the specific migration or upgrade process you are performing. There may be specific instructions or prerequisites that need to be followed.
  Contact SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP Support for assistance. They can provide guidance based on the specific context of your system and the error encountered.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SE80 (for object navigator), and SICF (for service activation).
  SAP Notes: Check for any SAP Notes related to the error message CNV_MBT164. SAP Notes often contain important information about known issues and their resolutions.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the CNV_MBT164 error effectively.