Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,179 questions
1 answer
Setting desired property in device twin sends the full content of the device twin instead of partial update
Hello, I am editing the device twin of my test device using the Azure IoT hub web portal. I added a single new desired property and I noticed that the full content of the device twin is received by my test device (including all the other properties I…
asked 2024-09-19T09:29:59.1666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(204.8, 62%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EG%3C/text%3E%3C/svg%3E)
Guillaume
0
Reputation points
answered 2024-09-19T20:56:11.8433333+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
1 answer
Azure IoT Edge on premises device updates
Is it possible to manually provide updates to Azure IoT Edge when disconnected from IoT Hub? The aim is that devices will never have to connect to anything other than the IoT edge server, and the edge server will not connect to the internet. Instead,…
asked 2024-05-13T03:56:10.1666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(246.4, 55.00000000000001%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3END%3C/text%3E%3C/svg%3E)
Nick Dziura
0
Reputation points
commented 2024-09-19T20:21:15.0466667+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
1 answer
Azure functions fail to decode IoThub device connection state message
0 I've a Azure function in Python 3.11 and Linux hosting. It is throwing an error when trigger is service bus queue message, which is having IoTHub device connection state message with schema like this schema.Result: Failure Exception: ValueError: cannot…
asked 2024-09-16T14:06:08.8466667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(169.60000000000002, 47%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENG%3C/text%3E%3C/svg%3E)
Nayangiri Goswami
25
Reputation points
commented 2024-09-19T06:07:00.2466667+00:00
Nayangiri Goswami
25
Reputation points
2 answers
Azure functions decoding error
Azure functions with Python language and Linux hosting are throwing this error when trigger is service bus queue message having IoTHub device connection state message schema. Result: Failure Exception: ValueError: cannot convert value of field…
asked 2024-09-10T07:19:11.76+00:00
Nayangiri Goswami
25
Reputation points
answered 2024-09-18T15:58:16.6433333+00:00
LeelaRajeshSayana-MSFT
14,831
Reputation points Microsoft Employee
0 answers
Getting error : "errorCode":400004,"trackingId":"7XXXXXX-2XXX-XXXX-XXXX-XXXXXXXXXXX6","message":"Invalid idScope length","timestampUtc":"2024-09-16T07:05:13.903829Z"
I am trying to initialise file upload referring to this documentation with C++, but I am getting an error "errorCode":400004,"trackingId":"7e49d9f8-2XXX-XXXX-XXXX-XXXXXXXXXXX6","message":"Invalid idScope…
asked 2024-09-16T07:09:44.1266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(307.2, 80%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESA%3C/text%3E%3C/svg%3E)
Shahanshah Alam
0
Reputation points
commented 2024-09-16T12:10:26.39+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
1 answer
File upload issue via iot hub with new azure c sdk v1.14.0
Hi, I was using azure c sdk version 1.11.0 on my esp32 board, with that connection to iot hub using DPS service x509 certificates works fine. Blob storage is also configured with iot hub. File upload also works fine. Recently I have updated the azure c…
asked 2024-09-09T06:30:37.3966667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(192, 25%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESV%3C/text%3E%3C/svg%3E)
Singh, Vineet Prakash (ext)
5
Reputation points
commented 2024-09-16T06:29:31.37+00:00
Singh, Vineet Prakash (ext)
5
Reputation points
1 answer
Subscription to IOThub with mqtt with static Topic.
Hi Experts I am using a Device to Send/Receive msg to Azue IOThub via raw mqtt msg. An Azure function is sending the C2D message. Problem: If I Subscribe to devices/{deviceName}/messages/devicebound/# I am receiving the msg. Under this…
asked 2024-09-13T10:50:59.09+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(156.8, 5%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMF%3C/text%3E%3C/svg%3E)
Mark Frost
0
Reputation points
answered 2024-09-13T20:44:29.7333333+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
1 answer
Azure function IoTHub device connection state message decode error
I've a route to forward Azure IoTHub device connection state messages to service bus queue. On that queue I'm triggering Python function using v2 programming model. Looks like the trigger is not being decoded properly. Here is the error, Result:…
asked 2024-09-10T07:02:24.6533333+00:00
Nayangiri Goswami
25
Reputation points
answered 2024-09-10T07:37:49.23+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(217.60000000000002, 24%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAA%3C/text%3E%3C/svg%3E)
akinbade abiola
15,375
Reputation points
1 answer
One of the answers was accepted by the question author.
Programmatically regenerate primary key of an existing IoT device
I have a requirement to rotate the access key of my IoT devices periodically. Let say each device should rotate their key every year, started from the registration date. In my use case, I don't wish to rotate the access key of all devices in same batch.…
asked 2024-09-05T08:55:45.65+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(236.8, 1%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJW%3C/text%3E%3C/svg%3E)
John Wong Yek Hon
20
Reputation points
commented 2024-09-09T02:36:52.65+00:00
John Wong Yek Hon
20
Reputation points
5 answers
One of the answers was accepted by the question author.
AT commands sequense for SIM7600 to connect to IoT Hub over MQTT?
Have tried the following sequence of AT commands, the connection keeps closing. Please tell me where I'm going wrong. 23:22:08.825 -> AT 23:22:08.825 -> OK 23:23:05.805 -> AT+CSQ 23:23:05.805 -> +CSQ: 20,99 23:23:05.805 -> 23:23:05.805…
asked 2023-03-31T18:31:01.94+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(54.400000000000006, 11%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESF%3C/text%3E%3C/svg%3E)
Selvin Furtado
20
Reputation points
commented 2024-09-07T00:11:43.87+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(115.19999999999999, 60%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Altay
0
Reputation points
1 answer
IoT Hub MQTT API version
Hi All I am using Azure IoT Hub with a standard MQTT protocol. Specifing a username and password are part of the MQTT protocol. The user name also requires specifying the API version. What effect does this API version have? As some older devices have…
asked 2024-09-06T08:38:32.63+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(259.20000000000005, 74%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDJ%3C/text%3E%3C/svg%3E)
Dharmesh Joshi
16
Reputation points
answered 2024-09-06T10:01:53.8866667+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
0 answers
Azure Iot Edge - System.Data.SqlClient is not supported on this platform
Hi Everyone, I have deployed an Azure Function using the Edge Hub trigger as a custom IoT Edge module. The primary objective of this function is to insert data into SQL Edge. To achieve this, I have been following the guidelines provided in the Microsoft…
asked 2024-08-23T04:29:45.93+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(51.2, 19%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPK%3C/text%3E%3C/svg%3E)
Praveen Kumar
0
Reputation points
edited the question 2024-09-04T04:36:34.31+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(220.8, 4%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESM%3C/text%3E%3C/svg%3E)
ShaktiSingh-MSFT
15,206
Reputation points
0 answers
Having some problems while trying to Develop IoT Edge modules using Visual Studio Code
I was following this doc and then while I was setting up the module in logs these problems were shown: <6>Microsoft.Hosting.Lifetime[0] Application started. Press Ctrl+C to shut down. <6>Microsoft.Hosting.Lifetime[0] Hosting environment:…
asked 2024-08-13T06:41:17.9666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 99%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPC%3C/text%3E%3C/svg%3E)
Pritam Chanda
45
Reputation points
commented 2024-08-30T07:56:42.6166667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(310.4, 97%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMS%3C/text%3E%3C/svg%3E)
Michael Skaaning Kristensen
25
Reputation points
1 answer
[Azure RTOS Thread X version 6.1.9] _nx_secure_x509_pkcs1_rsa_private_key_parse returns NX_SECURE_PKCS1_INVALID_PRIVATE_KEY error
I am using an STM32H735 board with Azure RTOS (ThreadX version 6.1.9). I am trying to connect the board to an Azure IoT Hub Device configured with x.509 self-signed authentication type. I have created the X.509 self-signed certificate using openssl and…
asked 2024-08-29T03:11:35.2866667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(278.4, 19%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGH%3C/text%3E%3C/svg%3E)
Grant Hatamosa
5
Reputation points
commented 2024-08-29T08:27:20.0433333+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
1 answer
One of the answers was accepted by the question author.
Keep-alive timeout for IoTHub connection without device SDK
I am connecting to IoT Hub using an embedded solution, that does not support the device SDK. The solution is using a GSM modem, where the interaction with IoT Hub is implemented by AT commands. Authentification is x509 certificates (no SAS token). My…
asked 2024-08-28T07:12:22.97+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(288, 74%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAN%3C/text%3E%3C/svg%3E)
Anders Nordberg Lauritsen
26
Reputation points
accepted 2024-08-28T10:44:26.1433333+00:00
Anders Nordberg Lauritsen
26
Reputation points
1 answer
One of the answers was accepted by the question author.
Renaming modules in IoT Edge development
I am following this Microsoft Learn document to develop IoT Edge modules using C#. I have created two modules successfully, but now I want to rename the filtermodule to a samplemodule. Is it enough to rename the file or should I change it somewhere else…
asked 2024-08-22T09:47:59.58+00:00
Pritam Chanda
45
Reputation points
accepted 2024-08-26T05:02:13.36+00:00
Pritam Chanda
45
Reputation points
1 answer
How can some with the steps for help me to generating certificates for device and device Identity. I want to use certificate based authentication for both
I created a device with self-signed certificate using dps. with common name device-id Now, I want to add module to device. here want to generate new certificate with subject device-id/module-name Can someone please help me with the steps for generating…
asked 2024-08-22T08:12:40.3066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(99.2, 71%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENL%3C/text%3E%3C/svg%3E)
Naga Lokesh Kanumoori
0
Reputation points
answered 2024-08-22T10:33:27.4366667+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
0 answers
Unable to deploy IoT Edge following Microsoft's documented steps
I am trying to deploy IoT Edge on an Ubuntu running in VirtualBox (cross-compiled as ARM64) targeting Jetson Orin Nano Board, following this Microsoft documentation. However, I am encountering errors. The error messages are shown below: My…
Azure IoT Edge
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568 questions
Azure IoT Hub
Azure IoT Hub
An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
1,179 questions
C#
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An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,857 questions
asked 2024-08-13T06:32:47.41+00:00
Pritam Chanda
45
Reputation points
asked 2024-08-13T06:32:47.41+00:00
Pritam Chanda
45
Reputation points
2 answers
One of the answers was accepted by the question author.
SAS Token not working for FileUpload IoTHub
I'm trying to replicate this https://github.com/Azure/azure-iot-sdk-csharp/blob/main/iothub/device/samples/getting%20started/FileUploadSample/FileUploadSample.cs example to upload a file. This part works: `// Note: GetFileUploadSasUriAsync and…
Azure IoT
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A category of Azure services for internet of things devices.
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An Azure service that enables bidirectional communication between internet of things (IoT) devices and applications.
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Azure IoT SDK
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An Azure software development kit that facilitates building applications that connect to Azure IoT services.
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C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,857 questions
asked 2024-06-12T17:16:40.47+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(0, 40%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EM%3C/text%3E%3C/svg%3E)
mikefinch87
115
Reputation points
commented 2024-08-09T14:10:50.5833333+00:00
Sander van de Velde | MVP
32,086
Reputation points MVP
2 answers
One of the answers was accepted by the question author.
Is there a better way to stream data?
Hello Support, We currently have a system where there are 10 devices per iot hub, and each of those devices are routed to their own event hub. From there they are ingested and streamed in ADX, each having there own table in the database. I tried using…
asked 2024-08-07T01:38:29.9633333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(35.2, 89%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENS%3C/text%3E%3C/svg%3E)
Nathan Sommer
40
Reputation points
accepted 2024-08-08T23:33:24.1766667+00:00
Nathan Sommer
40
Reputation points