How To Fix TG335 - ERROR: Could not unlock request &

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 335

• Message text: ERROR: Could not unlock request &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TG335 - ERROR: Could not unlock request & ?

  The SAP error message TG335, which states "ERROR: Could not unlock request &," typically occurs when there is an issue with unlocking a transport request in the SAP system. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Authorization Issues: The user attempting to unlock the transport request may not have the necessary authorizations to perform this action.
  Transport Request Status: The transport request may be in a status that does not allow it to be unlocked (e.g., it might be released or already in the process of being transported).
  Lock Entries: There may be lock entries in the system that prevent the unlocking of the transport request.
  Database Issues: There could be underlying database issues that are causing the unlock operation to fail.
  System Configuration: Incorrect configuration settings in the transport management system can also lead to this error.
  
  Solutions:
  
  Check Authorizations: Ensure that the user has the necessary authorizations to unlock transport requests. This can be verified by checking the user's roles and authorizations in the SAP system.
  Verify Transport Request Status: Check the status of the transport request. If it is already released or in a transport queue, it may not be possible to unlock it. You may need to revert the request to a previous state or create a new request.
  Clear Lock Entries: Use transaction code SM12 to check for any lock entries related to the transport request. If there are locks that should not be there, you can delete them (ensure you have the necessary authorizations to do this).
  Check System Logs: Review the system logs (transaction code SM21) for any related error messages that might provide more context on why the unlock operation failed.
  Database Consistency: If you suspect database issues, you may need to run consistency checks or consult with your database administrator to ensure that the database is functioning correctly.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transport Management System (TMS): Understanding how the TMS works can help in managing transport requests effectively.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE09 (Transport Organizer), SE10 (Transport Organizer for Workbench Requests), and SE01 (Transport Organizer) for managing transport requests.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to escalate the issue to your SAP Basis team or SAP support for further assistance.