How To Fix WZRE_IDOC001 - No mapping exists for Message Type &1 and Segment type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WZRE_IDOC - Messages For IDOC Tool

• Message number: 001

• Message text: No mapping exists for Message Type &1 and Segment type &2

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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Smart SAP Assistant

• What is the cause and solution for SAP error message WZRE_IDOC001 - No mapping exists for Message Type &1 and Segment type &2 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WZRE_IDOC001 No mapping exists for Message Type &1 and Segment type &2
  
  
  Cause:
  This error occurs during IDoc processing when the system tries to find a mapping for a specific Message Type and Segment Type, but no mapping is defined or maintained in the system.
  
  The Message Type (&1) refers to the type of IDoc message being processed (e.g., ORDERS, INVOIC, etc.).
  The Segment Type (&2) refers to the specific segment within the IDoc structure.
  
  The error indicates that the system cannot find a corresponding mapping rule or configuration for the given message type and segment type combination. This usually happens in scenarios involving:
  
  IDoc inbound or outbound processing with custom or standard message types.
  ALE/EDI processing where segment mapping is required.
  When using tools like SAP PI/PO or SAP Process Integration for IDoc mapping.
  When a custom segment is added but not mapped.
  Missing or incomplete configuration in