How To Fix TN129 - Only choose scenario 'S' or 'T'

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 129

• Message text: Only choose scenario 'S' or 'T'

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 TN129 - Only choose scenario 'S' or 'T' ?

  The SAP error message TN129, which states "Only choose scenario 'S' or 'T'," typically occurs in the context of transportation management or logistics execution within SAP. This error indicates that the system expects the user to select one of the specified scenarios ('S' for Shipping or 'T' for Transportation) but has detected an invalid selection or no selection at all.
  Cause:
  
  Invalid Selection: The user may have selected an option that is not 'S' or 'T'.
  Configuration Issues: There may be a configuration issue in the system that does not properly define the scenarios.
  User Input Error: The user might have overlooked the requirement to select one of the two scenarios.
  Custom Development: If there are custom developments or enhancements in the system, they might not be handling the scenario selection correctly.
  
  Solution:
  
  Check Selection: Ensure that you are selecting either 'S' (Shipping) or 'T' (Transportation) when prompted. Review the options available and make sure you are not selecting any other option.
  Review Configuration: If you have access, check the configuration settings related to transportation management or logistics execution to ensure that the scenarios are correctly defined.
  User Training: If this error is common among users, consider providing additional training or documentation to clarify the selection process.
  Debugging: If you suspect a custom development issue, work with your ABAP developer to debug the relevant code and ensure that it correctly handles the scenario selection.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this error or provide additional context.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP that pertain to transportation management, such as VT01N (Create Shipment) or VT02N (Change Shipment).
  Documentation: Review SAP documentation or help files related to transportation management for more detailed information on scenarios and their usage.
  Community Forums: Consider visiting SAP community forums or discussion boards where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.