How To Fix /SCMTMS/MSG031 - External number ranges are not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/MSG -

• Message number: 031

• Message text: External number ranges are not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/MSG031 - External number ranges are not allowed ?

  The SAP error message /SCMTMS/MSG031 External number ranges are not allowed typically occurs in the context of SAP Transportation Management (TM) when there is an attempt to use an external number range for certain objects that do not support it. This error is often related to the configuration of number ranges for documents or objects within the TM module.
  
  Cause:
  
  Number Range Configuration: The system is configured to use internal number ranges for specific document types, but an attempt is made to assign or use an external number range.
  Document Type Settings: The document type being used may not be set up to allow external number ranges.
  Custom Development: If there are custom developments or enhancements that attempt to use external number ranges incorrectly, this can trigger the error.
  
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects) and check the configuration for the relevant number range object.
  Ensure that the number range