How To Fix TR321 - Reservation for name range &1 &2 canceled by user

SAP Error Message - Details

• Message type: E = Error

• Message class: TR - Change and Transport System

• Message number: 321

• Message text: Reservation for name range &1 &2 canceled by user

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 TR321 - Reservation for name range &1 &2 canceled by user ?

  The SAP error message TR321, which states "Reservation for name range &1 &2 canceled by user," typically occurs in the context of SAP's transport management system (TMS). This message indicates that a user has canceled a reservation for a transport request or task that is associated with a specific name range.
  Cause:
  
  User Action: The most common cause of this error is that a user manually canceled the reservation for a transport request or task. This can happen if a user decides not to proceed with a transport or if they are trying to release or manage transport requests and inadvertently cancel the reservation.
  System Configuration: There may be issues with the configuration of the transport management system or the naming conventions used for transport requests.
  Locking Issues: If multiple users are trying to access or modify the same transport request simultaneously, it can lead to conflicts and cancellations.
  
  Solution:
  
  Recreate the Reservation: If the cancellation was unintentional, the user can recreate the reservation for the transport request. This can typically be done through the transport management interface in SAP.
  Check User Permissions: Ensure that the user has the appropriate permissions to manage transport requests. Sometimes, insufficient permissions can lead to unexpected behavior.
  Review Transport Logs: Check the transport logs for any additional error messages or warnings that might provide more context about why the reservation was canceled.
  Consult with Basis Team: If the issue persists, it may be necessary to consult with the SAP Basis team to investigate any underlying system issues or configuration problems.
  Avoid Concurrent Modifications: Ensure that users are not trying to modify the same transport request at the same time to prevent locking issues.
  
  Related Information:
  
  Transport Management System (TMS): Understanding how TMS works in SAP can help in managing transport requests effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to transport management and error TR321.
  User Training: Providing training for users on how to properly manage transport requests can help reduce the occurrence of this error.
  
  If you continue to experience issues, it may be beneficial to reach out to SAP support for further assistance.