How To Fix CNV_MBT_SHELL038 - Database system is not supported, no size calculation for shell system


SAP Error Message - Details

  • Message type: E = Error

  • Message class: CNV_MBT_SHELL - Shell Creation

  • Message number: 038

  • Message text: Database system is not supported, no size calculation for shell system

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  • 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 CNV_MBT_SHELL038 - Database system is not supported, no size calculation for shell system ?

    The SAP error message CNV_MBT_SHELL038 indicates that the database system you are using is not supported for the size calculation in the context of the SAP Migration Cockpit or a related migration tool. This error typically arises during the migration process when the system attempts to perform a size calculation for the shell system, but the database type is not recognized or supported by the tool.

    Cause:

    1. Unsupported Database: The database system you are using (e.g., a specific version of Oracle, SQL Server, HANA, etc.) is not included in the list of supported databases for the migration tool you are using.
    2. Configuration Issues: There may be configuration issues in the migration tool or the system settings that prevent it from recognizing the database.
    3. Version Compatibility: The version of the migration tool may not be compatible with the version of the database you are using.

    Solution:

    1. Check Supported Databases: Verify the documentation for the migration tool you are using to ensure that your database system is supported. You can find this information in the SAP Help Portal or the release notes for the specific migration tool.
    2. Update Migration Tool: If your database is supported but the tool is not recognizing it, consider updating the migration tool to the latest version, as newer versions may include support for additional databases or fixes for known issues.
    3. Configuration Review: Review the configuration settings of the migration tool to ensure that it is correctly set up to connect to your database. This includes checking connection strings, user permissions, and any other relevant settings.
    4. Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message. SAP Notes often provide patches, workarounds, or additional guidance.
    5. Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for assistance. They can provide more detailed insights based on your specific system configuration and version.

    Related Information:

    • SAP Migration Cockpit: This is a tool used for data migration in SAP S/4HANA projects. Understanding its requirements and supported environments is crucial for successful migrations.
    • Database Compatibility: Always ensure that your database version is compatible with the SAP version you are using. This includes checking for any specific patches or updates that may be required.
    • Documentation: Refer to the official SAP documentation for the migration tool for detailed instructions and troubleshooting steps.

    By following these steps, you should be able to resolve the CNV_MBT_SHELL038 error and proceed with your migration process.

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