---
title: "Warning AD0001: Analyzer 'Microsoft.AspNetCore.Analyzers.RouteHandlers.RouteHandlerAnalyzer' threw an exception of type 'System.InvalidOperationException'"
url: https://daily.dev/posts/warning-ad0001-analyzer-microsoft-aspnetcore-analyzers-routehandlers-routehandleranalyzer-threw-a-jodk8aqcd
source_url: https://bartwullems.blogspot.com/2024/05/net-8-warning-ad0001-analyzer.html
type: article
source: "The Art of Simplicity"
published: 2024-05-01T05:15:13.582Z
updated: 2024-05-09T08:39:06.345Z
tags: ["c", ".net", ".net-core", "aspnetcore"]
reading_time: 1
upvotes: 2
comments: 0
language: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
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# Warning AD0001: Analyzer 'Microsoft.AspNetCore.Analyzers.RouteHandlers.RouteHandlerAnalyzer' threw an exception of type 'System.InvalidOperationException'

**[The Art of Simplicity](https://daily.dev/sources/bartwullems)** · 1 min read · 2 upvotes · 0 comments

## Summary

An upgrade to .NET 8 may cause a warning AD0001 related to the Microsoft.AspNetCore.Analyzers.RouteHandlers.RouteHandlerAnalyzer. This post discusses the issue and provides information on how to fix it.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://bartwullems.blogspot.com/2024/05/net-8-warning-ad0001-analyzer.html>

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---

Tags: [#c](https://daily.dev/tags/c), [#.net](https://daily.dev/tags/.net), [#.net-core](https://daily.dev/tags/.net-core), [#aspnetcore](https://daily.dev/tags/aspnetcore)

[View this post on daily.dev](https://daily.dev/posts/warning-ad0001-analyzer-microsoft-aspnetcore-analyzers-routehandlers-routehandleranalyzer-threw-a-jodk8aqcd)