How To Fix R7855 - Following tables must be converted:


SAP Error Message - Details

  • Message type: E = Error

  • Message class: R7 - BW: Data basis

  • Message number: 855

  • Message text: Following tables must be converted:

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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 R7855 - Following tables must be converted: ?

    The SAP error message R7855 indicates that certain database tables need to be converted to a new format or structure. This typically occurs during system upgrades, migrations, or when applying support packages. The specific tables mentioned in the error message are usually related to the data model or configuration settings that have changed in the newer version of SAP.

    Cause:

    1. Version Upgrade: The error often arises when upgrading to a new version of SAP where the data model has changed.
    2. Support Package Application: Applying a support package that includes changes to the database schema can trigger this error.
    3. Custom Development: If there are custom tables or modifications, they may not be compatible with the new version.
    4. Missing Conversion: The necessary conversion programs or steps may not have been executed.

    Solution:

    1. Run Conversion Programs: SAP provides specific programs to convert the affected tables. You can find these programs in the SAP Notes or documentation related to the upgrade or support package.
    2. Check SAP Notes: Look for relevant SAP Notes that address the specific tables mentioned in the error message. These notes often provide detailed instructions on how to resolve the issue.
    3. Transaction SE14: Use transaction SE14 (Database Utility) to check the status of the tables and perform necessary actions like adjusting or activating the tables.
    4. Data Dictionary: Check the Data Dictionary (SE11) for the affected tables to see if there are any inconsistencies or required adjustments.
    5. Consult Documentation: Review the upgrade or migration documentation provided by SAP for any specific steps related to the tables in question.
    6. Backup: Always ensure that you have a backup of your data before performing any conversion or upgrade tasks.

    Related Information:

    • SAP Notes: Search for SAP Notes related to the specific error message or the tables mentioned. These notes often contain patches, fixes, or detailed instructions.
    • Upgrade Guide: Refer to the official SAP upgrade guide for your specific version, as it will contain information on required steps and potential issues.
    • SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
    • Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves critical business processes.

    By following these steps, you should be able to resolve the R7855 error and successfully convert the necessary tables.

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