How To Fix COM_PRODUCT606 - Category &1 is locked by user &2; product cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PRODUCT - General Messages on Products

• Message number: 606

• Message text: Category &1 is locked by user &2; product cannot be changed

What causes this issue?

The product you are maintaining is assigned to category &V1&, which is
already being maintained by user &V2&.
The system always checks whether the category is locked if the product
is stored in the PME (Product Modeling Environment). This is the case
if the product is configurable or contains multiple-value attributes.
This check prevents inconsistencies arising in the PME, which may occur
when the product and the category to which it is assigned are changed
at the same time.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PRODUCT606 - Category &1 is locked by user &2; product cannot be changed ?

  The SAP error message COM_PRODUCT606 indicates that a specific category (denoted by &1) is currently locked by a user (denoted by &2), which prevents any changes to the product associated with that category. This is a common issue in SAP systems, particularly in modules related to product management, such as SAP Customer Relationship Management (CRM) or SAP Product Lifecycle Management (PLM).
  Cause:
  
  User Lock: The category is locked by another user who is currently editing or processing data related to that category. This lock is a mechanism to prevent data inconsistencies that could arise from simultaneous edits.
  Transaction in Progress: A transaction that involves the category is still in progress, and the system has placed a lock on it.
  System Configuration: There may be specific configurations or settings in the system that enforce locking mechanisms for certain operations.
  
  Solution:
  
  Identify the Locking User: Check who is currently locking the category. You can do this by using transaction code SM12 (Display and Delete Locks) in SAP. Look for the user ID that is locking the category.
  Contact the User: If possible, contact the user who has the lock and ask them to complete their transaction or release the lock.
  Wait for Automatic Release: If the user is not available, you may need to wait for the lock to be released automatically after a certain period or after the user logs out.
  Force Release (if necessary): If the lock is not released and you have the necessary authorizations, you can manually delete the lock using transaction code SM12. Be cautious with this approach, as it may lead to data inconsistencies if the user is still working on the data.
  Check for Background Jobs: Sometimes, background jobs may also hold locks. Check transaction SM37 to see if any jobs are running that might be causing the lock.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting similar issues in the future. Locks are typically used to ensure data integrity during concurrent access.
  User Authorizations: Ensure that users have the appropriate authorizations to perform actions on the categories and products.
  System Performance: Frequent locking issues may indicate performance problems or inefficient processes that could be optimized.
  Documentation: Refer to SAP documentation or support notes for more detailed information on handling locks and error messages.
  
  By following these steps, you should be able to resolve the COM_PRODUCT606 error and proceed with your product changes.