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How To Fix /SMB/BB_INSTALLER420 - Entry equal to current one, current one was kept


SAP Error Message - Details

  • Message type: E = Error

  • Message class: /SMB/BB_INSTALLER -

  • Message number: 420

  • Message text: Entry equal to current one, current one was kept

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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 /SMB/BB_INSTALLER420 - Entry equal to current one, current one was kept ?

    The SAP error message /SMB/BB_INSTALLER420 Entry equal to current one, current one was kept typically occurs during the installation or upgrade of the SAP Business ByDesign (ByD) or related components. This message indicates that the system has detected an entry that is identical to the current one being processed, and as a result, it has chosen to retain the existing entry instead of creating a duplicate.

    Cause:

    1. Duplicate Entries: The error is primarily caused by an attempt to insert or update a record in the database that already exists with the same key or identifier.
    2. Configuration Issues: There may be issues in the configuration or setup of the system that lead to the same entry being processed multiple times.
    3. Data Migration: During data migration or import processes, if the same data is being imported that already exists in the system, this message may appear.

    Solution:

    1. Review Existing Entries: Check the existing entries in the relevant database table to confirm if the entry already exists. You can use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to view the data.
    2. Adjust Data Import/Installation Process: If you are performing a data import or installation, ensure that the data being processed does not contain duplicates. Modify the data source to remove or adjust duplicate entries.
    3. Check Configuration Settings: Review the configuration settings related to the installation or upgrade process to ensure that they are set correctly and do not lead to duplicate entries.
    4. Consult Documentation: Refer to the SAP documentation or release notes for the specific version you are working with to see if there are any known issues or additional steps required during installation or upgrade.
    5. Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. They may provide insights specific to your system configuration or version.

    Related Information:

    • SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide guidance on similar issues.
    • System Logs: Review system logs (transaction SLG1) for additional context or related error messages that may help diagnose the issue.
    • Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.

    By following these steps, you should be able to identify the cause of the error and implement a suitable solution.

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