How To Fix PM255 - The requested object is currently blocked by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: PM - Extended Payment Functions

• Message number: 255

• Message text: The requested object is currently blocked by user &1

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 PM255 - The requested object is currently blocked by user &1 ?

  The SAP error message PM255, which states "The requested object is currently blocked by user &1," typically occurs in the context of the Plant Maintenance (PM) module when a user attempts to access or modify an object (such as a maintenance order, equipment, or functional location) that is currently locked by another user. This locking mechanism is in place to prevent data inconsistencies and ensure that only one user can make changes to an object at a time.
  Cause:
  
  User Locking: Another user is currently editing or has locked the object you are trying to access.
  Transaction in Progress: The object may be in use in another transaction, preventing access.
  System Lock: The system may have a temporary lock due to a previous transaction that did not complete properly.
  
  Solution:
  
  
  Wait and Retry: If the object is locked by another user, the simplest solution is to wait until that user has finished their work and released the lock. You can check with the user (if known) to see when they expect to finish.
  
  
  Check Lock Entries: You can use transaction code SM12 to view and manage lock entries. This transaction allows you to see which users are currently holding locks on specific objects. If you have the necessary authorizations, you can also delete the lock entry, but this should be done with caution and typically only if you are sure that the other user is not actively working on the object.
  
  
  Contact System Administrator: If you are unable to resolve the issue, or if the lock appears to be stale (i.e., the user is no longer active), contact your SAP system administrator. They can investigate further and may be able to release the lock if necessary.
  
  
  Review User Activity: If this issue occurs frequently, it may be worth reviewing user activity and processes to ensure that objects are not being unnecessarily locked for extended periods.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related issues.
  SE11: To check the data dictionary for the object in question.
  
  
  
  User Authorizations: Ensure that users have the appropriate authorizations to access and modify the objects they need without causing unnecessary locks.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to locking behavior in your version of SAP.
  
  
  Documentation: Review SAP documentation for best practices on managing locks and user access in the PM module.
  
  
  By following these steps, you should be able to address the PM255 error effectively.