How To Fix ICL837 - Message number &1 does not exist in message class &2

ICL837 - Overview

• Message type: E = Error

• Message class: ICL - FS-CM: Claims Management

• Message number: 837

• Message text: Message number &1 does not exist in message class &2

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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ICL837 - Details

• The SAP error message ICL837 indicates that a specific message number does not exist in the specified message class. This typically occurs when the system is trying to retrieve a message that has not been defined or is incorrectly referenced.
  
  Cause:
  
  Missing Message Definition: The message number you are trying to access has not been defined in the specified message class.
  Incorrect Message Class or Number: There may be a typo or an incorrect reference to the message class or number in the code or configuration.
  Transport Issues: If the message class was recently transported from another system, it may not have been included correctly.
  Custom Development: If the message is part of a custom development, it may not have been implemented or activated properly.
  
  
  Solution:
  
  
  Check Message Class and Number:
  
  Go to transaction SE91 (Message Class Maintenance) in SAP.
  Enter the message class (e.g., &2) and check if the message number (e.g., &1) exists.
  If it does not exist,