DTDL v3 support in tooling
Hi, DTDL v3 is in GA and it can be used in ADT. We are using dmr-client to validate models before uploading them to ADT instances and in general to help with development and make sure nothing broken is merged. Is there a date when we can expect…
DLQ functionality for data historization events
We are using DLQ functionality for ADT Event routes. This can easily be set up and there is no issues. We are also using Event historization (that creates, we assume, an event route in the background) that is going over a different EventHub and into…
Output of the function's updated data.
Hi, I am working with the IoT Hub with an external device and I am using the Azure IoT Explorer application to view the telemetry from my device. Using eventgrid I have related my function to receive the data from my IoT Hub. But how could I see the…
Azure Digital Twin: event hub doesn't process relationship updates correctly?
I need to extrapolate data for a database and to do so I need information about which digital twin relationship was updated. I set up the event route to trigger the event hub for these filters: type = 'Microsoft.DigitalTwins.Relationship.Create' OR type…
IoT Hub telemetry ingestion in Azure Digital Twins.
Hi, I am doing the IoT Hub Telemetry Ingest tutorial on Azure Digital Twins, this is linked to another tutorial which is where you create the function and application functions in Azure. Well when I create the function with the example code, which is as…
Azure.Identity.AuthenticationFailedException:
I tried to follow this Tutorial:” Coding with the Azure Digital Twins SDK” from Microsoft website. I used visual studio code Unfortunately I get the following error : “Unhandled exception. Azure.Identity.AuthenticationFailedException: Azure CLI…
Logic Apps ADT Connector returns 502 Bad Gateway while trying to update twin's property
Hello, While trying to update the property of a twin from Logic Apps, using ADT Connector, I keep getting 502 and Bad Gateway error. Complete message is below. { "error": { "code": 502, "message": "The remote…
How to update a digital twin object property using Azure Service Bus queue data from an Iot Central device
Hi, i'm trying to write C# code to update a digital twin object property using Azure Service Bus queue data from an Iot Central device that sends telemetry. Azure Service Bus queue works fine and correctly receives telemetry data from an Iot Central…
Azure Digital Twins Import Jobs Api - import job fails when property name is "$componentName.$fieldName"
Details of our use case: We want to implement our Azure Digital Twins Backup and Restore procedure by using Azure Digital Twins Import Jobs API and NDJSON files. Our Digital Twin's Model have few Components declared We are using ADT Data History to…
Azure Digital Twins Import Jobs Api - import job fails when empty Twin's component is missing
Details of our use case: We want to implement our Azure Digital Twins Backup and Restore procedure by using Azure Digital Twins Import Jobs API and NDJSON files. Our Digital Twin's Model have few Components declared We are using ADT Data History to…
How add digital twin tags to body messages of iot Devices
Let's say i got 4 devices connected to my IOT HUB, and the messages sent from the devices to the iot hub contains only the parameters that i'm interested to(humidity temperature). I assigned a tag to every devices, using device twin, so i can filter…
Cannot create multiple rooms on one floor
Whilst creating the client app, the demo only shows us how to create a digital twin with 1 floor, 1 room and 1 thermostat, but for our application we require multiple such rooms and thermostats on one given floor. Whilst creating more than one room, I…
how to get the data from iothub into digital Twins?
i want to send the data from opc ua in iot hub with the following python code. # OPC UA Node-IDs opc_node_ids = { "Auto": 'ns=3;s="Send"."Auto"', } # OPC UA Client initialisieren def opcua_init(): opcua_client =…
Insight interaction between digital twins sensors and devices in IoT Central - Some clarifications
Hi, i need some clarifications to continue the deployment of my project about Rdif smart library using digital twins. i focus on interaction between digital twins sensors and devices i created in IoT Central. About devices created in Iot Central, i used…
How do I update multiple digital twin components using Azure Function in python ?
I am fetching the data from IoT hub and updating the the digital twin using the azure event grid trigger. I am able to update all the components of the digital twin but these updates are not fast it gives me a latency of 18-25 seconds. I am using the…
Strange behaviour of ADT Explorer Preview in loading twins image from model image
Hi, i took note that in ADT Explorer Preview i can't manage model images using API in accordance with what kinldy was confirmed in reply to my question about it; so the only way is to upload them manually. Hovewer, i've also noticed every time i open…
How to generate custom telemetry string data for a simulated device sensor in IoT Central and in ADT
Hi, i configured some devices in Iot Central from device templates in Iot Central to simulate rfid physical devices in smart library. An example: [ { "@id":…
Updating issues in Azure Digital Twins using Azure Functions for concurrent requests.
Hello, Advanced Apologies if I am repeating this Thread on Github I am getting an issue when updating the Azure Digital Twins twin values using Managed Credential for Azure Function App. When I restart the Function app, it works for about ~5-10 minutes…
Problem loading a .glb file in 3d scenes studio
Hello! I load a .glb file in 3d Scenes Studio but it doesn't load the model and it looks like there is nothing in the file. How can I fix this?
How to update a model image in model of a digital twin using C#
Hi, i haven't found any example code about how to update a model image in a model for a digital twin using C#; i updated models to have twin graph images only using "Update model image" in ADT Explorer Preview; i'd like to automate the update…