How To Fix /SCMTMS/GNT_PLN012 - Reassignment not possible; invalid drop position

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/GNT_PLN -

• Message number: 012

• Message text: Reassignment not possible; invalid drop position

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/GNT_PLN012 - Reassignment not possible; invalid drop position ?

  The SAP error message /SCMTMS/GNT_PLN012 indicates that a reassignment of a transportation unit or a shipment is not possible due to an invalid drop position. This typically occurs in the context of SAP Transportation Management (TM) when trying to change the drop-off location for a transportation unit or shipment.
  Cause:
  
  
  Invalid Drop Position: The drop position you are trying to assign may not be valid for the current transportation unit or shipment. This could be due to:
  
  The drop location not being defined in the system.
  The drop location being outside the allowed geographical area.
  The drop location not being compatible with the current shipment or transportation unit.
  
  
  
  Status of the Transportation Unit: The transportation unit may be in a status that does not allow for reassignment. For example, if the unit is already in transit or has been delivered, changes may not be permitted.
  
  
  Master Data Issues: There may be issues with the master data related to the locations, such as incorrect or missing data in the location master records.
  
  
  Solution:
  
  
  Check Drop Position: Verify that the drop position you are trying to assign is valid. Ensure that it exists in the system and is correctly configured.
  
  
  Review Transportation Unit Status: Check the status of the transportation unit. If it is in a status that does not allow for changes, you may need to take additional steps to change the status or create a new transportation unit.
  
  
  Update Master Data: Ensure that all relevant master data (e.g., location data, transportation lanes) is correctly maintained in the system. If there are discrepancies, correct them in the master data.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on handling transportation units and drop positions.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP TM, such as /SCMTMS/PLN for planning and /SCMTMS/TU for transportation units.
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may resolve the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.