How to Troubleshoot Azure Functions HTTP Trigger 404 Error
Introduction
Azure Functions is a serverless compute service that enables you to run code on-demand without having to explicitly provision or manage infrastructure. It provides a simple way to build powerful, scalable, distributed applications. Azure Functions are great for processing data, integrating systems, and automating workflows. However, sometimes you may run into errors when working with Azure Functions.
In this article, we’ll take a look at one particular error – the HTTP 404 error – and explore how to troubleshoot and fix it.
What is the HTTP 404 Error?
The HTTP 404 error is a server-side error that occurs when an HTTP request is sent to a server but does not find the requested resource. It is a common error and is usually the result of a misconfigured server or an incorrect URL.
How to Troubleshoot the HTTP 404 Error
If you are getting an HTTP 404 error when trying to access an Azure Function, there are a few things you can do to troubleshoot and fix the issue.
Step 1: Check the URL
The first step is to make sure that you are using the correct URL. Check the URL that you are using to make sure that it is the correct one for the Azure Function. If the URL is incorrect, update it to the correct one and try again.
Step 2: Check the Function App Settings
The next step is to check the Function App settings. In the Azure portal, navigate to the Function App and select the “Function App Settings” tab. Here, you can make sure that the correct “HTTP Trigger” is enabled and that the correct authentication level is set.
Step 3: Check the Function Configuration
Next, you will want to check the configuration of the Function itself. In the Azure portal, navigate to the Function App and select the “Functions” tab. Here, you can make sure that the correct “HTTP Trigger” is enabled and that the correct authentication level is set.
Step 4: Check the Access Control List (ACL)
Finally, you will want to check the Access Control List (ACL) of the Function App. This is a list of allowed IP addresses that can access the Function App. If your IP address is not listed, then you will need to add it to the ACL in order to access the Function App.
Conclusion
The HTTP 404 error is a common error that can occur when trying to access an Azure Function. By following the steps outlined in this article, you can troubleshoot and fix it. If you are still having issues, you should contact Microsoft Support for additional assistance.
References:
How to troubleshoot Azure Functions HTTP Trigger 404 Error
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1. Azure Functions HTTP Trigger 404 Error
2. Azure HTTP Trigger Troublesh
