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SireshPeesaHCLAmericaInc-9965 avatar image
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SireshPeesaHCLAmericaInc-9965 asked JanineLodewick-8666 answered

Data load to ADX (Kusto) fails with error - UserErrorKustoWriteFailed

Failure happened on 'Sink' side. ErrorCode=UserErrorKustoWriteFailed,'Type=Microsoft.DataTransfer.Common.Shared.HybridDeliveryException,Message=Failure status of the first blob that failed: Mapping reference 'TestTable' of type 'mappingReference' in database 'XXXXX' could not be found.,Source=Microsoft.DataTransfer.Runtime.KustoConnector,'

azure-data-factoryazure-data-explorer
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@SireshPeesaHCLAmericaInc-9965,

Thanks for your query. To better assist on your query could you please provide few additional details as requested by Vaibhav? In case if your issue is already resolved, please do consider to share the resolution details here with community, as it would help others reading this thread. And if you still need assistance, please let us know.

Thank you.

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Hi @SireshPeesaHCLAmericaInc-9965,

We still have not heard back from you. In case if you have already found a solution, please do consider to share it here with community. If you still need assistance, please do share additional info as requested by Vaibhav, we will gladly continue to engage.

Thank you

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VaibhavChaudhari avatar image
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VaibhavChaudhari answered

What is the source? Have you checked the mapping tab of copy activity? Ensure you have source columns mapped to target Kusto columns.

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JanineLodewick-8666 avatar image
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JanineLodewick-8666 answered

I had the same issue, I had to go into ADX user permissions and add the ADF as a "user"(app) with write permissions

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