How To Fix /SCMTMS/UI_MESSAGES637 - Document type &1 is not compatible with reference document &2, version &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/UI_MESSAGES -

• Message number: 637

• Message text: Document type &1 is not compatible with reference document &2, version &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/UI_MESSAGES637 - Document type &1 is not compatible with reference document &2, version &3 ?

  The SAP error message /SCMTMS/UI_MESSAGES637 indicates that there is a compatibility issue between the document type of a specific document and the reference document in the Transportation Management System (TMS). This error typically arises when trying to create or process a document that is expected to be linked to another document, but the types or versions do not match.
  Cause:
  
  
  Document Type Mismatch: The document type of the document you are trying to process is not compatible with the document type of the reference document. For example, you might be trying to create a shipment based on a delivery document, but the document types do not align.
  
  
  Version Incompatibility: The version of the reference document may not be compatible with the document you are trying to create or process. This can happen if there have been changes in the document structure or if the reference document has been updated.
  
  
  Configuration Issues: There may be configuration settings in TMS that define which document types can be linked or referenced. If these settings are not correctly configured, it can lead to this error.
  
  
  Solution:
  
  
  Check Document Types: Verify the document types of both the document you are trying to process and the reference document. Ensure that they are compatible according to your business process requirements.
  
  
  Review Versions: Check the version of the reference document. If the reference document has been updated, ensure that you are using the correct version that is compatible with the document you are trying to create.
  
  
  Configuration Review: Review the configuration settings in TMS related to document types and their compatibility. This may involve checking the customizing settings in SPRO or consulting with your SAP Basis or TMS configuration team.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to TMS and document types for any specific guidelines or known issues that might relate to your situation.
  
  
  Testing: If changes are made to document types or configurations, conduct thorough testing to ensure that the issue is resolved and that the documents can be processed as expected.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes related to TMS, such as /SCMTMS/PRC for processing transportation requests or /SCMTMS/SHM for managing shipments.
  User Forums: Consider visiting SAP Community forums or other user groups where similar issues may have been discussed, as they can provide insights from other users who have faced the same error.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support for further assistance.