Trying creating a data connection but keeps getting internal server error

Mingfei Jia 0 Reputation points Microsoft Employee
2026-01-22T22:23:29.0866667+00:00

Getting internal server error when trying to create a data connection to Event Grid.

Service name: mingjitestadx

"statusMessage": "{\"status\":\"Failed\",\"error\":{\"code\":\"ResourceOperationFailure\",\"message\":\"The resource operation completed with terminal provisioning state 'Failed'.\",\"details\":[{\"code\":\"Failed\",\"message\":\"Internal Server Error\"}]}}",
Azure Data Explorer
Azure Data Explorer
An Azure data analytics service for real-time analysis on large volumes of data streaming from sources including applications, websites, and internet of things devices.
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  1. Q&A Assist
    2026-01-22T22:23:35.6766667+00:00
    AI generated content. This question contains an answer created with AI from Q&A Assist. Learn more

    It seems you are encountering an "Internal Server Error" while trying to create a data connection to Event Grid. This type of error can occur for various reasons. Here are some steps you can take to troubleshoot the issue:

    1. Check Resource Provisioning: The error message indicates that the resource operation completed with a terminal provisioning state of 'Failed'. This could suggest that there is an issue with the resource configuration or limits. Ensure that the Event Grid namespace and associated resources are correctly set up and that you have sufficient permissions.
    2. Review Event Hubs Capacity: If you are using Event Hubs, ensure that the selected region has enough capacity to create the namespace. If the region is at capacity, consider selecting another region.
    3. Check for Configuration Issues: Make sure that your configuration settings are correct, including the service name and any other parameters required for the connection.
    4. Retry the Operation: Sometimes, internal server errors can be transient. Retry the operation after a brief wait to see if the issue resolves itself.
    5. Contact Support: If the problem persists, consider reaching out to Azure support for assistance, as they can provide more detailed insights into the internal errors occurring on the server side.

    These steps should help you identify and resolve the issue with creating the data connection to Event Grid.

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  2. VRISHABHANATH PATIL 5,250 Reputation points Microsoft External Staff Moderator
    2026-01-23T00:15:15.3166667+00:00

    Hi @Mingfei Jia

    Thanks for contacting to Microsoft Q&A, per discussion over MS Teams, please refer the below KB article link -

    https://learn.microsoft.com/en-us/azure/data-explorer/create-event-grid-connection?tabs=portal-adx%2Cazure-blob-storage

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