Still Not Able To Register Flutter Web

I'm still getting popup-dialog error while regostaring flutter-web app.

TL;DR

User is experiencing issues with registering Flutter Web app. They are receiving a popup-dialog error. They have tried registering the web app and running Flutter Web, but the issue persists. Other users suggest checking the network tab in the browser dev tools and sharing code for further troubleshooting. One user mentions that registering localhost is not necessary and suggests the problem may lie elsewhere. Another user mentions a known problem with the cloud version and advises registering a web platform instead. No specific solution is provided in the thread.