How To Fix BRAIN_DEV646 - MultiProvider with compounding problem - no exception aggregation in HANA
SAP Error Message - Details
Message type: E = Error
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Message class:
BRAIN_DEV - BRAIN messages (for use by development) -
Message number: 646
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Message text: MultiProvider with compounding problem - no exception aggregation in HANA
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What causes this issue?
The underlying MultiProvider has a compounding problem, as described in
OSS Note 1009987.System Response
Exception aggregation cannot be executed in SAP HANA / BWA.
How to fix this error?
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Procedure for System Administrators
Error message extract from SAP system. Copyright SAP SE.
Smart SAP Assistant
- What is the cause and solution for SAP error message
BRAIN_DEV646- MultiProvider with compounding problem - no exception aggregation in HANA ?The SAP error message BRAIN_DEV646 indicates that there is a problem with a MultiProvider in SAP BW (Business Warehouse) that is using compounding, and it is related to the inability to perform exception aggregation in HANA. This issue typically arises when you are trying to execute queries that involve compounded characteristics in a MultiProvider, and the underlying data model does not support the required aggregation. Cause: Compounding Issues: The error often occurs when a MultiProvider is defined with compounded characteristics, and the underlying InfoProviders do not support the necessary aggregation for those characteristics. HANA Limitations: HANA has specific requirements and limitations regarding how data is aggregated, especially when it comes to compounded characteristics. If the data model does not align with these requirements, it can lead to this error. Query Design: The design of the query may not be compatible with the data model, particularly if it involves complex aggregations or calculations that cannot be resolved in HANA. Solution: Review MultiProvider Design: Check the design of the MultiProvider and ensure that it is correctly set up to handle compounded characteristics. You may need to adjust the InfoProviders or the way they are combined. Adjust Compounding: If possible, consider removing or simplifying the compounding of characteristics in the MultiProvider. This may involve redesigning the data model to avoid the use of compounded characteristics. Check Aggregation Settings: Ensure that the aggregation settings for the InfoProviders
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