How To Fix /SCWM/DLV_API019 - Document keys must be unique

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/DLV_API -

• Message number: 019

• Message text: Document keys must be unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/DLV_API019 - Document keys must be unique ?

  The SAP error message /SCWM/DLV_API019 Document keys must be unique typically occurs in the context of the SAP Extended Warehouse Management (EWM) module when there is an attempt to create or process a document (such as a delivery or transfer order) that has duplicate keys. This can happen during various operations, such as inbound or outbound processing, where the system expects each document to have a unique identifier.
  
  Cause:
  
  Duplicate Document Keys: The most common cause of this error is that the system is trying to create or process a document that has a key (like a delivery number or transfer order number) that already exists in the database.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries that were not properly validated, it can lead to duplicate keys.
  Concurrency Issues: In some cases, if multiple processes are trying to create the same document simultaneously,