How To Fix TN857 - &1 is not known as a backup transport

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 857

• Message text: &1 is not known as a backup transport

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 TN857 - &1 is not known as a backup transport ?

  The SAP error message TN857 indicates that a specified transport request is not recognized as a backup transport. This typically occurs in the context of transport management, where SAP systems manage the movement of development objects between different environments (e.g., from development to quality assurance to production).
  Cause:
  
  Invalid Transport Request: The transport request you are trying to use may not be a valid backup transport request.
  Transport Directory Issues: There may be issues with the transport directory or the transport management system configuration.
  Missing Transport Request: The transport request may not exist in the transport directory or may have been deleted or not properly imported.
  Authorization Issues: The user may not have the necessary authorizations to access or manage the transport request.
  
  Solution:
  
  Verify Transport Request: Check the transport request number to ensure it is correct and exists in the system. You can do this using transaction code SE01 or SE09.
  Check Transport Directory: Ensure that the transport directory is correctly configured and that the transport request is present in the appropriate directory.
  Recreate Transport Request: If the transport request is missing or corrupted, you may need to recreate it or re-export the objects.
  Check Authorizations: Ensure that the user has the necessary authorizations to access and manage transport requests. You may need to consult with your SAP security team.
  Use Transport Management System (TMS): Use TMS to check the status of the transport request and ensure it is properly configured and recognized by the system.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP Notes can provide additional insights or patches that may resolve the issue.
  
  Related Information:
  
  Transaction Codes: SE01 (Transport Organizer), SE09 (Workbench Organizer), STMS (Transport Management System).
  SAP Notes: Search for specific SAP Notes related to transport issues or the TN857 error message in the SAP Support Portal.
  Transport Management: Familiarize yourself with the transport management process in SAP, including how to create, release, and import transport requests.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.