How To Fix 6P851 - Class & does not exist in table KLAH for characteristic &

6P851 - Overview

• Message type: E = Error

• Message class: 6P - Messages for planned independent requirements (Appl.area 60)

• Message number: 851

• Message text: Class & does not exist in table KLAH for characteristic &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 6P851 - Class & does not exist in table KLAH for characteristic & ?

  The SAP error message "6P851 Class & does not exist in table KLAH for characteristic &" typically occurs in the context of classification in SAP, particularly when dealing with characteristics and classes in the Classification System (often used in Product Lifecycle Management, Material Management, etc.).
  
  Cause:
  
  
  Missing Class: The error indicates that the system is trying to access a class that does not exist in the KLAH table for the specified characteristic. This could happen if:
  
  The class has not been created.
  The class has been deleted or is inactive.
  There is a typo or incorrect entry in the characteristic assignment.
  
  
  
  Incorrect Configuration: The characteristic may be configured to reference a class that is not properly set up in the system.
  
  
  Transport Issues: If the class was recently transported from another system, it may not have been transported correctly, leading to missing entries.
  
  
  
  Solution:
  
  
  Check Class Existence:
  
  Use transaction code CL02 (Change Class) or CL03 (Display Class) to check if