505 questions with Azure Event Grid tags

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Event Grid cross-tenant delivery using Managed Identity fails with “Internal error” when creating Event Subscription

Hi, I’m implementing cross-tenant Event Grid delivery using Managed Identity, following this official Microsoft doc: https://learn.microsoft.com/azure/event-grid/cross-tenant-delivery-using-managed-identity I have two tenants: Customer tenant (Tenant…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-11-27T09:37:37.2433333+00:00
EliT 0 Reputation points
edited an answer 2025-12-24T10:09:04.1666667+00:00
Siddhesh Desai 5,850 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Deployment of Event for Storage Account is failing with Internal Server Error.

I am trying to subscribe to a Blob Created event in a Storage account using an Event Grid subscription. However, when I attempt to create the subscription, I receive the following error message: Deployment has failed with the following error:…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-12-18T23:02:35.6266667+00:00
John Cucco 50 Reputation points Microsoft Employee
commented 2025-12-19T21:50:15.8466667+00:00
John Cucco 50 Reputation points Microsoft Employee
2 answers

Event Grid subscription to Storage Queue not delivering ACS email events

I am trying to capture Azure Communication Services (ACS) email delivery and bounce events into a Storage Queue. I successfully created an Event Grid subscription (SchoolEmailEvents) targeting my queue acs-logs in the schoolemails storage account. The…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-12-15T14:02:33.9333333+00:00
Shira Solomons 0 Reputation points
commented 2025-12-15T14:06:30.4233333+00:00
Shira Solomons 0 Reputation points
2 answers

How on earth can one set up event logs for Azure emails that actually work?

I am going round and round in circles with Azure trying to set up an event log. I just want to have all emails logged in a CSV. delivered, bounced, time, recipient etc. The very basics. It keeps running into snags. I am almost there but some identity…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-12-15T13:40:30.9366667+00:00
Shira Solomons 0 Reputation points
commented 2025-12-15T13:50:46.13+00:00
Shira Solomons 0 Reputation points
1 answer

Azure Event Grid: Not able to publish message to Namespace topic with aeg-sas-key header

I am publishing a message to an Azure Event Grid Namespace Topic using the REST API with aeg-sas-key authentication. However, I am encountering the following error during the publish request. { "error": { "code":…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-11-05T21:14:56.0466667+00:00
Jeevanjyot Kaur 0 Reputation points
edited the question 2025-12-02T20:51:03.69+00:00
Alexandra Tanasescu 0 Reputation points Moderator
1 answer

Does Event grid support Batch processing from Azure Function App?

We are trying to implement an Event Grid system topic to fetch documents for batch processing through an Azure Function App. However, it processes a single file each time instead of batching. Could someone confirm whether Event Grid supports batch…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-11-21T07:28:15.85+00:00
Nagur Shaik 0 Reputation points
edited an answer 2025-11-25T15:42:53.41+00:00
Siddhesh Desai 5,850 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

Errors when adding a MQTT custom domain to an Event Grid Namespace

An error is always received when using the Azure Management Portal to add a custom MQTT domain to an Event Grid Namespace using a Key Vault certificate with access granted through a System Managed Identity. I have set the System identity access for…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-10-16T03:29:32.44+00:00
Andy 20 Reputation points
accepted 2025-11-21T15:26:24.37+00:00
Andy 20 Reputation points
2 answers

Sparkplug B clients cannot access EventGrid MQTT broker

Hi, Following the article on Sparkplug B support for EventGrid, I wanted to demo the functionality with an MQTT publisher and subscriber following the Sparkplug B specification. I generated two X.509 certificates signed by a self-signed certificate and…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-11-05T23:56:47.19+00:00
Colin McClure 0 Reputation points
answered 2025-11-19T04:13:39.8+00:00
AdamWoodland-0640 0 Reputation points
1 answer

MQTT sparkplug v1.0 to EventGrid how to decode data when forwarding to an EventHub.

I am sending sparkplug B MQTT into an Azure eventgrid. The data is then sent to an eventhub using topics. My problem is that in the eventhub the data format is a Base64 payload decoded according to the sparkplug B protocol. Preferably i want the data…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-11-17T20:50:28.3233333+00:00
Karl Fredrik Wirgenes 0 Reputation points
answered 2025-11-17T21:17:33.78+00:00
Pashikanti Kumar 1,725 Reputation points Microsoft External Staff Moderator
1 answer

What is the official and up-to-date list of root CA certificates that we can trust for Azure services (especially Event Grid)?

We are Azure customers and are integrating embedded (IoT) devices that connect to the Event Grid service. To ensure operational continuity, we need absolute clarity about which root CA certificates are used by Azure for service endpoints (e.g., Event…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-10-16T11:51:16.5333333+00:00
Embbeded System Developer 0 Reputation points
edited an answer 2025-10-18T09:42:56.01+00:00
Nathan Roberts (SN) 11,006 Reputation points Volunteer Moderator
1 answer One of the answers was accepted by the question author.

Unable to create System Topic in Event Grid due to Unable to verify access to resource

Trying to create a system topic for Azure Communication Service either from the portal or using az cli using this: az eventgrid system-topic create -g <rg name> --name inboundcalls --location global --topic-type…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-10-06T00:48:02.24+00:00
Mathieu Isabel 20 Reputation points
accepted 2025-10-17T00:22:17.2666667+00:00
Mathieu Isabel 20 Reputation points
1 answer

How to make sure the message go into the Blob Queue

I have created a Event Subscription with messages coming in . But for some reason there's nothing in the end point blob queue. May i know why?

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-10-02T07:59:26.51+00:00
Roger Leung (SUP) 0 Reputation points
answered 2025-10-10T01:28:45.3666667+00:00
Rakesh Mishra 7,785 Reputation points Microsoft External Staff Moderator
1 answer

Clarification on Using Microsoft Entra ID for MQTT Authentication with Azure Event Grid

Can Microsoft Entra ID be used as a valid authentication mechanism for publishing MQTT messages to Azure Event Grid via JWT (access token)? If yes, could you clarify the token acquisition flow and required scopes? Are there specific constraints or…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-10-08T20:01:46.58+00:00
Malik, Deepankar 25 Reputation points
answered 2025-10-08T21:32:52.37+00:00
VEMULA SRISAI 11,550 Reputation points Microsoft External Staff Moderator
1 answer

Disable mTLS on Event Grid Namespaces port 443 for MQTT

Typically when using MQTT via a WebSocket mTLS based authentication would not be appropriate. However, because mTLS is enabled Firefox will pop up a Window requesting to select or cancel the client certificate selection. I'd like to cancel and use JWT…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-10-03T06:16:09.2033333+00:00
Hunter Laux 10 Reputation points
commented 2025-10-08T01:22:13.94+00:00
Rakesh Mishra 7,785 Reputation points Microsoft External Staff Moderator
0 answers

How to retrieve file metadata from Azure Blob in Event Grid Notifications or API?

We have an existing AppExchange app integrating Salesforce with Azure Blob Storage and need guidance on retrieving file metadata when working with Azure Event Grid Notifications or APIs. Scenario File with metadata uploaded to Azure Blob: Does…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-01-21T07:39:17.67+00:00
Chirag Mehta 10 Reputation points
commented 2025-10-07T13:11:31.1866667+00:00
Chirag Mehta 10 Reputation points
0 answers

Internal server error while adding Event Grid Namespace Custom MQTT Domain

I did remove a previous added custom domain, and want to add the same domain with other key vault certificate and get this error: Custom domain addition failed with error: "The operation failed due to an internal server error. The initial state of…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-09-25T20:09:00.8333333+00:00
Stijn Stragier 0 Reputation points
commented 2025-09-26T06:59:23.3666667+00:00
Anonymous
1 answer

How to have event grid trigger OAuth Secured Webhook

I need detailed instructions on how to have Event Grid Subscription trigger OAuth secured webhook using system assigned identity instead of client secret

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-08-29T04:43:20.2266667+00:00
Duncan, Brandon 6 Reputation points
edited a comment 2025-09-26T03:10:59.46+00:00
Rakesh Mishra 7,785 Reputation points Microsoft External Staff Moderator
2 answers

I'm getting Delivery failed for my event subscription..

I have an event subscription that trigger an azure function.. But, I'm getting Delivery failed for my event subscription.

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-08-21T12:53:13.6066667+00:00
Karthika D (VALOREM LLC) 0 Reputation points Microsoft External Staff
answered 2025-09-22T15:05:43.2433333+00:00
Praveen Kumar Gudipudi 2,280 Reputation points Microsoft External Staff Moderator
1 answer

Deploying Event Subscription fails when the endpoint is an Azure Function

I recently added an azure function to an existing web app. (~2 hours ago). Azure must be seeing it as when I select "Azure Function" as the endpoint details the dropdowns auto populate the values of my sub, RG, function name etc. However, when…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-09-16T01:54:17.9766667+00:00
Robert Simons 0 Reputation points Microsoft Employee
answered 2025-09-16T03:04:18.3833333+00:00
Jerald Felix 11,220 Reputation points Volunteer Moderator
1 answer

Azure Event Grid System Topic Deployment Fails with Maintenance Configuration Source — Anyone Else Experiencing This?

Hi all, I'm running into a consistent issue when trying to deploy an Event Grid System Topic using a Maintenance Configuration as the source in Azure. The deployment fails with the following error: Creation of System Topic has failed with error: Unable…

Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.

505 questions
asked 2025-08-27T12:20:54.3566667+00:00
Jeroen Monnens 20 Reputation points
answered 2025-09-15T13:05:50.77+00:00
Jeroen Monnens 20 Reputation points