How To Fix /PLMI/RCP_MIGRATION826 - Cannot delete class &1 (substance &2, alternative &3, version &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/RCP_MIGRATION -

• Message number: 826

• Message text: Cannot delete class &1 (substance &2, alternative &3, version &4)

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/RCP_MIGRATION826 - Cannot delete class &1 (substance &2, alternative &3, version &4) ?

  The SAP error message /PLMI/RCP_MIGRATION826 indicates that there is an issue with deleting a class in the context of substance management, specifically related to a substance, its alternative, and version. This error typically arises during data migration or when attempting to clean up or delete entries in the SAP system.
  Cause:
  The error can occur due to several reasons:
  
  Dependencies: The class you are trying to delete may have dependencies or relationships with other objects in the system, such as other classes, substances, or data records that prevent its deletion.
  Data Integrity: The system enforces data integrity rules, and if the class is linked to other data that is still in use, it cannot be deleted.
  Authorization Issues: The user attempting to perform the deletion may not have the necessary authorizations to delete the class.
  Versioning: If the class is associated with a specific version of a substance, it may not be possible to delete it if that version is still active or in use.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Dependencies:
  
  Investigate if the class is linked to other substances or classes. You can use transaction codes like CT04 (Class Maintenance) to check for dependencies.
  Ensure that there are no active references to the class you are trying to delete.
  
  
  
  Remove Associations:
  
  If there are dependencies, you may need to remove or update those associations before attempting to delete the class again.
  
  
  
  Check Authorizations:
  
  Ensure that you have the necessary authorizations to delete the class. You may need to consult with your SAP security team to verify your permissions.
  
  
  
  Version Management:
  
  If the class is associated with a specific version, check if that version can be deactivated or if it is still in use. You may need to change the status of the version before deletion.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific error message for any additional guidance or known issues.
  
  
  
  Use Transaction Codes:
  
  Use relevant transaction codes to analyze the class and its relationships. For example, CL02 for class display, CL03 for class display in change mode, and CT04 for class maintenance.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking dependencies and authorizations, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to class and substance management, such as CT04, CL02, and CL03.
  SAP Notes: Search for SAP Notes related to the error message for any patches or updates that may address the issue.
  Data Migration: If this error occurs during a data migration process, ensure that the migration scripts or tools are correctly handling dependencies and relationships.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.