How To Fix CNVMBT223 - Destinations already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBT - Messages for MBT/API/PCL

• Message number: 223

• Message text: Destinations already exists

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 CNVMBT223 - Destinations already exists ?

  The SAP error message CNVMBT223: Destinations already exist typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is trying to create a destination that already exists in the target system, which can lead to conflicts or duplication.
  Causes:
  
  Duplicate Entries: The migration process is attempting to create a destination that has already been defined in the target system.
  Incorrect Mapping: The mapping of source data to target destinations may not be set up correctly, leading to attempts to create existing entries.
  Previous Migration Attempts: If a migration process was previously executed and not fully cleaned up, it may leave behind entries that conflict with new attempts.
  
  Solutions:
  
  
  Check Existing Destinations: 
  
  Review the existing destinations in the target system to identify duplicates. You can do this by navigating to the relevant transaction (e.g., SM59 for RFC destinations) and checking for existing entries.
  
  
  
  Modify Migration Data:
  
  Adjust the migration data to ensure that it does not attempt to create destinations that already exist. This may involve modifying the source data or the mapping configuration.
  
  
  
  Delete or Rename Existing Destinations:
  
  If the existing destinations are not needed, consider deleting them or renaming them to avoid conflicts. Ensure that this action does not affect other processes or integrations.
  
  
  
  Use Transaction Codes:
  
  Utilize transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to inspect the relevant tables and identify any conflicting entries.
  
  
  
  Consult Migration Documentation:
  
  Refer to the official SAP documentation for the migration tool you are using. There may be specific guidelines or troubleshooting steps related to this error.
  
  
  
  Log Analysis:
  
  Check the migration logs for more detailed error messages or warnings that can provide additional context on why the error is occurring.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance. They may provide insights based on the specific version and configuration of your SAP system.
  
  
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for data migration.
  Data Mapping: Understanding how data is mapped from the source to the target system is crucial in preventing such errors.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide patches and updates.
  
  By following these steps, you should be able to resolve the CNVMBT223 error and successfully complete your migration process.