How To Fix CNVMBTPLK025 - Product lock is active and engine is closed, no use allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBTPLK - SAP LT production lock

• Message number: 025

• Message text: Product lock is active and engine is closed, no use allowed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNVMBTPLK025 - Product lock is active and engine is closed, no use allowed ?

  The SAP error message CNVMBTPLK025 indicates that a product lock is active, and the engine is closed, which means that no further use of the engine is allowed. This error typically occurs in the context of SAP's Migration Cockpit or during data migration processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  
  Product Lock Active: The error suggests that a product lock is in place, which prevents any further operations on the migration engine. This could be due to a previous migration process that has not been completed or has been interrupted.
  Engine Closed: The migration engine may have been intentionally closed by an administrator or due to a system error, preventing any new transactions from being processed.
  
  Solution:
  
  Check Migration Status: Verify the status of the migration process. If there are any ongoing or incomplete processes, they need to be resolved before you can proceed.
  Release Product Lock: If you have the necessary authorizations, you can release the product lock. This may involve:
  
  Accessing the relevant transaction codes (like SE38 for executing reports) to check for locks.
  Using transaction SM12 to view and delete any locks that are preventing the migration engine from being used.
  
  
  Restart the Migration Engine: If the engine is closed, you may need to restart it. This can typically be done through the SAP GUI or by using specific transaction codes related to the migration cockpit.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using. There may be specific steps or considerations for your version of SAP.
  Contact SAP Support: If the issue persists after trying the above steps, it may be necessary to contact SAP support for further assistance. They can provide guidance based on the specific circumstances of your system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to check and delete locks), SM21 (to check system logs), and SLG1 (to check application logs).
  Migration Cockpit: Understand the specific migration cockpit you are using, as different versions may have different procedures for handling locks and errors.
  User Authorizations: Ensure that you have the necessary authorizations to perform actions related to locks and migration processes.
  
  By following these steps, you should be able to resolve the CNVMBTPLK025 error and continue with your migration process.