How To Fix CL182 - Classification exists on same date (change number "&")

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 182

• Message text: Classification exists on same date (change number "&")

What causes this issue?

Classificiations cannot be processed with different change numbers that
have the same valid-from date.
You can only work with one change number on any given date.

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?

Use a different change number.

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 CL182 - Classification exists on same date (change number "&") ?

  The SAP error message CL182 indicates that there is a conflict in the classification system due to the existence of multiple classifications on the same date for a specific change number. This typically occurs when you are trying to create or modify a classification for an object (like a material or equipment) that already has an existing classification entry for the same date and change number.
  Cause:
  
  Duplicate Classification Entries: The error arises when there are attempts to create or change a classification for an object that already has a classification entry for the same date and change number.
  Change Management: The classification system in SAP uses change numbers to track changes over time. If two changes are attempted on the same date with the same change number, it leads to this conflict.
  
  Solution:
  
  Check Existing Classifications: Before making changes, check the existing classifications for the object in question. You can do this by navigating to the classification view of the object and reviewing the entries.
  Use a Different Change Number: If you need to make a change, consider using a different change number or date that does not conflict with existing entries.
  Delete or Modify Existing Entry: If the existing classification is no longer needed, you may delete or modify it to resolve the conflict. Ensure that this action is in line with your organization's change management policies.
  Consult with Change Management Team: If you are unsure about how to proceed, consult with your change management team or SAP administrator to ensure that you are following the correct procedures.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CL02 (Change Class) or CL03 (Display Class) to view and manage classifications.
  Change Management Process: Familiarize yourself with your organization's change management process to understand how change numbers are assigned and managed.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates related to this error message.
  
  By following these steps, you should be able to resolve the CL182 error and proceed with your classification changes in SAP.