Message type: E = Error
Message class:  RS2HANA_VIEW - HANA Views for BW Objects 
Message number: 174
Message text: &1: Filter hierarchy on time char. in external HANA view not supported.
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The error message "RS2HANA_VIEW174 &1: Filter hierarchy on time char. in external HANA view not supported" typically occurs in SAP BW (Business Warehouse) when working with HANA views that involve time characteristics. This error indicates that the system is unable to apply a filter on a time characteristic in an external HANA view, which is not supported.
Cause: Time Characteristics: The error is primarily related to the use of time characteristics in the HANA view. In SAP BW, certain operations on time characteristics, such as filtering, may not be supported when the data is sourced from an external HANA view. HANA View Design: The design of the HANA view may not be compatible with the BW query requirements, especially if it involves complex calculations or aggregations that do not align with BW's expectations for time-based data. BW Query Configuration: The configuration of the BW query may be attempting to apply filters on time characteristics
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