How To Fix WPRO_XI_PROXY029 - Error in message mapping; Forwarded to post processing office

WPRO_XI_PROXY029 - Overview

• Message type: E = Error

• Message class: WPRO_XI_PROXY - Messages Service Processing Retail Event

• Message number: 029

• Message text: Error in message mapping; Forwarded to post processing office

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WPRO_XI_PROXY029 - Error in message mapping; Forwarded to post processing office ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WPRO_XI_PROXY029 - Error in message mapping; Forwarded to post processing office
  
  
  Cause:
  This error occurs during the processing of an XI/PI (Process Integration) proxy message when the message mapping step fails. The mapping error can be due to:
  
  Incorrect or inconsistent mapping logic in the message mapping.
  Missing or incorrect data in the source message that causes the mapping to fail.
  Runtime exceptions in the mapping program (e.g., division by zero, null pointer exceptions).
  Incompatible data types or structures between source and target messages.
  Missing or incorrect configuration in the Integration Directory or ESR (Enterprise Services Repository).
  
  Because the message cannot be processed automatically, it is forwarded to the Post Processing Office (PPO) for manual intervention.
  
  
  Solution:
  
  
  Check the Error Details:
  
  Go to the Post Processing Office (transaction /SAPPO/PO or /SAPPO/POST).
  Find the failed message and check the detailed error log.
  Look for the exact cause of the mapping failure (e.g., which