How To Fix CNV20551811 - Table &1 is delivered by SAP and must not be dropped

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 811

• Message text: Table &1 is delivered by SAP and must not be dropped

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551811 - Table &1 is delivered by SAP and must not be dropped ?

  The SAP error message CNV20551811 indicates that a specific table (denoted as &1) is delivered by SAP and should not be dropped. This error typically arises during data migration or system conversion processes, particularly when using tools like SAP S/4HANA Migration Cockpit or other data transfer methods.
  Cause:
  The primary cause of this error is an attempt to drop or modify a standard SAP table that is essential for the system's functionality. SAP delivers certain tables as part of its standard software, and these tables are critical for various processes, including data integrity, application functionality, and system stability. Dropping such tables can lead to inconsistencies and errors in the system.
  Solution:
  To resolve this error, you should:
  
  
  Review the Migration or Conversion Process: Ensure that you are following the correct steps in your migration or conversion process. Check the documentation for the specific tool you are using to understand the requirements and restrictions regarding standard SAP tables.
  
  
  Check for Custom Code: If you have custom code or modifications that reference the table in question, review that code to ensure it does not attempt to drop or alter the table.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may provide additional context or solutions related to this error. SAP Notes often contain important information about known issues and their resolutions.
  
  
  Contact SAP Support: If you are unable to resolve the issue on your own, consider reaching out to SAP Support for assistance. They can provide guidance based on the specific table and context of your error.
  
  
  Avoid Dropping Standard Tables: As a general best practice, avoid dropping or modifying standard SAP tables unless you are absolutely certain of the implications and have a valid reason to do so.
  
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for the migration or conversion tool you are using. This documentation often includes guidelines on which tables can be modified and which cannot.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  System Logs: Check system logs for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to address the CNV20551811 error and proceed with your migration or conversion process without further issues.