How To Fix CLMM806 - Class & of class type & has been replaced

SAP Error Message - Details

• Message type: E = Error

• Message class: CLMM - Messages for Mass Processing in Classification System

• Message number: 806

• Message text: Class & of class type & has been replaced

What causes this issue?

The class already existed due to a previous data transfer. The new data
has now completely overwritten the old data.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CLMM806 - Class & of class type & has been replaced ?

  The SAP error message CLMM806 indicates that a class of a certain type has been replaced. This typically occurs in the context of class management in SAP, particularly when dealing with class hierarchies or when a class is being modified or updated.
  Cause:
  
  Class Replacement: The error usually arises when a class that is being referenced has been replaced by another class. This can happen during system upgrades, changes in the class structure, or when a class is deactivated or deleted.
  Inconsistent Data: There may be inconsistencies in the data where the system is trying to access a class that no longer exists or has been modified.
  Configuration Changes: Changes in configuration settings or class definitions can lead to this error if the system is not updated accordingly.
  
  Solution:
  
  Check Class Definitions: Verify the class definitions in the system. Ensure that the class you are trying to access is still valid and has not been replaced or deleted.
  Update References: If a class has been replaced, update any references in your code or configuration to point to the new class.
  Consistency Check: Perform a consistency check in the system to identify any inconsistencies in class definitions or references.
  Review Change Logs: Check the change logs or transport logs to see if any recent changes might have led to this issue.
  Consult Documentation: Refer to SAP documentation or notes related to class management for any specific guidance on handling class replacements.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Class Management: Understanding how classes are managed in SAP, including inheritance and polymorphism, can help in troubleshooting issues related to class replacements.
  SAP Notes: Look for relevant SAP Notes that might address this specific error message or provide additional context.
  System Upgrades: Be aware of any recent system upgrades or changes that might have affected class definitions.
  
  By following these steps, you should be able to resolve the CLMM806 error and ensure that your class references are up to date.