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dotnet-watch

5 posts

2026-09-30 errors dotnet-cli launchsettings

Fix: launchSettings.json environment variables are ignored for a commandName: Executable profile

If your Executable profile runs dotnet run or dotnet watch, the inner command applies the default profile and overwrites your variables. Add --no-launch-profile, and use SDK 10.0.200+.

2026-09-29 errors blazor dotnet-watch

Fix: dotnet watch Blazor hot reload WebSocket fails on a custom local domain (403)

Since the September 2026 .NET SDKs (10.0.112, 10.0.401, 11 RC1), dotnet watch rejects browser-refresh WebSockets from unknown origins. Set DOTNET_WATCH_AUTO_RELOAD_WS_ORIGINS to your host name.

2026-07-10 dotnet dotnet-cli dotnet-watch

What is the difference between dotnet watch and dotnet run?

dotnet run builds your project once and launches it. dotnet watch wraps dotnet run in a file watcher: it relaunches or hot reloads the app every time you save a source file. Here is exactly what each one does, what dotnet watch sets that dotnet run does not, and when to reach for which.

2026-05-13 dotnet-11 maui dotnet-watch

dotnet watch finally reaches MAUI on Android and iOS in .NET 11 Preview 4

.NET 11 Preview 4 turns on dotnet watch for Android devices, Android emulators, and the iOS Simulator. Edit, save, and the running app updates without a manual rebuild. One csproj gotcha applies to iOS.

2026-04-18 dotnet dotnet-11 aspire

dotnet watch in .NET 11 Preview 3: Aspire hosts, crash recovery, and saner Ctrl+C

dotnet watch gains Aspire app host integration, automatic relaunch after crashes, and fixed Ctrl+C handling for Windows desktop apps in .NET 11 Preview 3.