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Message type: E = Error
Message class: R7 - BW: Data basis
Message number: 855
Message text: Following tables must be converted:
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.
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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:
- Version Upgrade: The error often arises when upgrading to a new version of SAP where the data model has changed.
- Support Package Application: Applying a support package that includes changes to the database schema can trigger this error.
- Custom Development: If there are custom tables or modifications, they may not be compatible with the new version.
- Missing Conversion: The necessary conversion programs or steps may not have been executed.
Solution:
- 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.
- 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.
- Transaction SE14: Use transaction SE14 (Database Utility) to check the status of the tables and perform necessary actions like adjusting or activating the tables.
- Data Dictionary: Check the Data Dictionary (SE11) for the affected tables to see if there are any inconsistencies or required adjustments.
- Consult Documentation: Review the upgrade or migration documentation provided by SAP for any specific steps related to the tables in question.
- Backup: Always ensure that you have a backup of your data before performing any conversion or upgrade tasks.
Related Information:
By following these steps, you should be able to resolve the R7855 error and successfully convert the necessary tables.
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