How To Fix /SCMTMS/UI_MESSAGES421 - Transportation mode category &1 is not suitable for air transportation

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/UI_MESSAGES -

• Message number: 421

• Message text: Transportation mode category &1 is not suitable for air transportation

Self-Explanatory Message

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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 /SCMTMS/UI_MESSAGES421 - Transportation mode category &1 is not suitable for air transportation ?

  The SAP error message /SCMTMS/UI_MESSAGES421 indicates that the transportation mode category specified is not suitable for air transportation. This error typically arises in the context of SAP Transportation Management (TM) when trying to create or manage transportation requests or shipments that involve air transport.
  Cause:
  
  
  Incorrect Transportation Mode: The transportation mode category assigned to the shipment or transportation request is not configured to support air transportation. This could be due to the mode being set to a category that is not compatible with air transport (e.g., ground transportation).
  
  
  Configuration Issues: The configuration settings in the SAP system for transportation modes may not include air transportation for the specified mode category.
  
  
  Master Data Issues: The master data for the transportation mode or the relevant shipping conditions may not be set up correctly.
  
  
  Solution:
  
  
  Check Transportation Mode Configuration:
  
  Go to the SAP TM configuration settings and verify the transportation mode categories.
  Ensure that the transportation mode you are trying to use is configured to allow air transportation.
  
  
  
  Adjust Transportation Mode:
  
  If the current transportation mode is not suitable, change it to a mode that supports air transportation. This can be done in the transportation request or shipment details.
  
  
  
  Review Master Data:
  
  Check the master data for the transportation mode and ensure that it is correctly set up to handle air transportation.
  Make sure that the relevant shipping conditions and routes are also configured to support air transport.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or help resources for guidance on configuring transportation modes and categories.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and master data, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SCMTMS/TRANSPORT to access transportation management functionalities.
  Customizing Settings: The relevant customizing settings can typically be found under the path: SPRO > Logistics Execution > Transportation > Basic Transportation Functions > Define Transportation Modes.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to modify transportation modes and related settings.
  
  By following these steps, you should be able to resolve the error and successfully manage air transportation in SAP TM.