How To Fix WS245 - Missing reference key in the document header data

WS245 - Overview

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 245

• Message text: Missing reference key in the document header data

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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WS245 - Details

• Certainly! Here's a detailed explanation regarding the SAP error message WS245 - Missing reference key in the document header data:
  
  SAP Error Message: WS245 - Missing reference key in the document header data
  
  
  Cause:
  The error WS245 occurs when a required reference key in the document header is missing during the processing of a document in SAP. This typically happens in scenarios involving document creation or posting where the system expects a reference key (such as a purchase order number, delivery note number, or other reference document identifiers) to be present in the header data but it is not provided.
  
  The reference key is often used to link the current document to a preceding document or to provide traceability.
  The missing reference key can be due to incomplete or incorrect data entry, missing mandatory fields in the document header, or issues in the interface or data transfer process (e.g., IDoc, BAPI, or custom programs).
  
  
  When does