How To Fix /SCMTMS/PLN_VSR_OL279 - Cannot change first and last location within location sequence

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/PLN_VSR_OL -

• Message number: 279

• Message text: Cannot change first and last location within location sequence

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/PLN_VSR_OL279 - Cannot change first and last location within location sequence ?

  The SAP error message /SCMTMS/PLN_VSR_OL279 indicates that there is an issue with the location sequence in a transportation planning scenario. Specifically, it states that you cannot change the first and last locations within a location sequence. This error typically arises in the context of transportation management when trying to modify a route or a shipment that has predefined locations.
  Cause:
  
  Location Sequence Integrity: The first and last locations in a transportation route are critical for maintaining the integrity of the route. Changing these locations can disrupt the planned flow of goods and logistics.
  System Constraints: SAP has built-in constraints to prevent changes that could lead to inconsistencies in the transportation planning process.
  Data Entry Errors: Sometimes, this error can occur due to incorrect data entry or attempts to modify the route in a way that violates the established sequence.
  
  Solution:
  
  Review the Route: Check the transportation route or shipment to ensure that the first and last locations are correctly defined. If you need to change these locations, consider creating a new route instead of modifying the existing one.
  Adjust Intermediate Locations: If you need to make changes, focus on adjusting the intermediate locations rather than the first and last ones.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on managing transportation routes and understanding the constraints related to location sequences.
  Use Transaction Codes: Utilize relevant transaction codes (like /SCMTMS/PLN for planning) to review and manage your transportation routes effectively.
  Contact Support: If the issue persists and you cannot resolve it, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to transportation management that might address this specific error or provide additional context.
  Training and Documentation: Ensure that users involved in transportation planning are trained on the system's constraints and best practices for managing location sequences.
  System Configuration: Review the configuration settings in your SAP system related to transportation management to ensure they align with your business processes.
  
  By following these steps, you should be able to address the error and continue with your transportation planning activities.