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APPLIES TO: 
Azure Data Factory
Azure Synapse Analytics
Tip
Data Factory in Microsoft Fabric is the next generation of Azure Data Factory, with a simpler architecture, built-in AI, and new features. If you're new to data integration, start with Fabric Data Factory. Existing ADF workloads can upgrade to Fabric to access new capabilities across data science, real-time analytics, and reporting.
This article provides suggestions to troubleshoot common problems with the Azure Data Explorer connector in Azure Data Factory and Azure Synapse.
Error code: KustoMappingReferenceHasWrongKind
Message:
Mapping reference should be of kind 'Csv'. Mapping reference: '%reference;'. Kind '%kind;'.Cause: The ingestion mapping reference is not CSV type.
Recommendation: Create a CSV ingestion mapping reference.
Error code: KustoWriteFailed
Message:
Write to Kusto failed with following error: '%message;'.Cause: Wrong configuration or transient errors when the sink reads data from the source.
Recommendation: For transient failures, set retries for the activity. For permanent failures, check your configuration and contact support.
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For more troubleshooting help, try these resources: