[Flutter] flutter: Could not start Dart VM service HTTP server:

Building macOS application...
flutter: Could not start Dart VM service HTTP server:
SocketException: Failed to create server socket (OS Error: Operation not permitted, errno = 1), address = 127.0.0.1, port = 0
#0 _NativeSocket.bind (dart:io-patch/socket_patch.dart:1032:7)
<asynchronous suspension>
#1 Server.startup.startServer (dart:vmservice_io/vmservice_server.dart:468:19)
<asynchronous suspension>
#2 Server.startup (dart:vmservice_io/vmservice_server.dart:487:11)


"I am learning Flutter, and I encountered an issue where the emulator couldn't connect to the internet when I started it. In order to resolve the problem, I tried various methods. Eventually, I managed to fix the issue of the emulator not connecting to the internet, but a new problem arose with the emulator. What's even more frustrating is that I'm not sure which step caused this outcome. I hope that someone can help me solve this problem. Thank you."

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