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Debugging a WASM app opens two tabs in the browser

Open thaystg opened this issue 2 months ago • 4 comments

Visual Studio Version

dev18.0

Summary

When I run a "blazor web app", "webassembly, "per component" sometimes you will see two tabs opened when you run the app using F5.

Expected Behavior

Open only one tab in the browser

Actual Behavior

Image

User Impact

Sometimes the correct tab is the second one, I spent some time to find my app in the browser.

thaystg avatar Oct 17 '25 13:10 thaystg

Having the same issue

argenisr0117 avatar Oct 22 '25 23:10 argenisr0117

I am also affected. Everything was working fine, and then this started happening and I am not sure what changed.

Deleting bin/obj and the usual resets didn't fix it.

DaveNatalieTripArc avatar Nov 10 '25 19:11 DaveNatalieTripArc

Also observing it in C#DK

Image Image

LittleLittleCloud avatar Nov 10 '25 21:11 LittleLittleCloud

In my case, the issue was "Microsoft Edge". I changed the browser to Google Chrome in Visual Studio and it only opens one tab

argenisr0117 avatar Nov 11 '25 13:11 argenisr0117