How To Fix CNV_PE_UI300 - Preselection table is not available

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_UI -

• Message number: 300

• Message text: Preselection table is not available

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_UI300 - Preselection table is not available ?

  The SAP error message CNV_PE_UI300: Preselection table is not available typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is unable to find the required preselection table that is necessary for the data migration process.
  Causes:
  
  Missing Preselection Table: The preselection table that the migration process is trying to access does not exist in the database.
  Incorrect Configuration: The configuration settings for the migration project may not be set up correctly, leading to the system looking for a table that is not defined.
  Transport Issues: If the migration project was transported from one system to another, the preselection table may not have been included in the transport.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access the preselection table.
  
  Solutions:
  
  Check Table Existence: Verify if the preselection table exists in the database. You can do this by using transaction codes like SE11 (Data Dictionary) to check for the table.
  Review Migration Project Configuration: Ensure that the migration project is correctly configured and that all necessary components are included.
  Transport the Preselection Table: If the preselection table is missing due to transport issues, ensure that it is included in the transport request and re-import it into the target system.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the preselection table. You may need to consult with your security team to verify and adjust user roles.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve the issue.
  Recreate the Preselection Table: If the table is missing and cannot be restored, you may need to recreate it based on the specifications provided in the migration documentation.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the Migration Cockpit or the specific data migration tool you are using for detailed instructions and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you have a support contract.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.