Message type: E = Error
Message class:  RS2HANA_VIEW - HANA Views for BW Objects 
Message number: 021
Message text: Check external SAP HANA view consistency for version A of BW object &1
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The SAP error message RS2HANA_VIEW021 indicates that there is an inconsistency in the external SAP HANA view associated with a BW (Business Warehouse) object. This error typically arises when there are discrepancies between the BW object definitions and the corresponding HANA views that are generated or used for reporting and data modeling.
Cause: Changes in BW Object: If there have been changes made to the BW object (like InfoObjects, InfoProviders, or transformations) that have not been reflected in the HANA view, this can lead to inconsistencies. HANA View Not Updated: The HANA view may not have been regenerated after changes were made to the underlying BW object. Version Mismatch: The error message specifically mentions "version A," which suggests that there may be multiple versions of the BW object, and the HANA view is not aligned with the expected version. Transport Issues: If the BW object was transported to a different system without the corresponding HANA
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