How To Fix /SCMTMS/GNT_PLN031 - Stage between &1 and downtime at location &2 missing

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/GNT_PLN -

• Message number: 031

• Message text: Stage between &1 and downtime at location &2 missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/GNT_PLN031 - Stage between &1 and downtime at location &2 missing ?

  The SAP error message /SCMTMS/GNT_PLN031 indicates that there is a missing stage between two points in the transportation planning process, specifically between a source location and a destination location during a downtime period. This error typically arises in the context of SAP Transportation Management (TM) when the system is unable to find a valid transportation stage for a given route or time frame.
  Cause:
  
  Missing Transportation Stages: The most common cause is that there are no defined transportation stages (e.g., routes, legs) between the specified locations during the indicated downtime.
  Incorrect Configuration: The transportation network may not be properly configured, leading to gaps in the routing information.
  Downtime Overlap: The downtime period may overlap with the planned transportation stages, causing the system to be unable to find a valid route.
  Master Data Issues: There may be missing or incorrect master data related to locations, transportation lanes, or vehicles.
  
  Solution:
  
  Check Transportation Stages: Verify that there are valid transportation stages defined between the specified locations. You can do this by checking the transportation lanes in the SAP TM configuration.
  Adjust Downtime Period: If the downtime period overlaps with the transportation stages, consider adjusting the downtime to ensure that it does not conflict with the planned transportation activities.
  Review Master Data: Ensure that all relevant master data (locations, transportation lanes, vehicles, etc.) is correctly maintained and up to date.
  Define Missing Stages: If necessary, define the missing transportation stages in the system to ensure that the route can be planned correctly.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on configuring transportation management and resolving related errors.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like /SCMTMS/PLN for planning or /SCMTMS/LOC for location management to review and adjust configurations.
  Logs and Traces: Review system logs and traces for additional context around the error, which may provide insights into what is causing the issue.
  
  If the problem persists after following these steps, it may be beneficial to consult with an SAP expert or reach out to SAP support for further assistance.