1. HTTP host not reachable
packages\flutter_tools\lib\src\http_host_validator.dart
更改为
/// Android specific required HTTP hosts.
List<String> androidRequiredHttpHosts(Platform platform) {
return <String>[
// If kEnvCloudUrl is set, it will be used as the maven host
if (!platform.environment.containsKey(kEnvCloudUrl))
'https://dl.google.com/dl/android/maven2/',
];
}
const String kPubDevHttpHost = 'https://pub.flutter-io.cn/';
const String kgCloudHttpHost = 'https://storage.flutter-io.cn/';
删除flutter/bin/cache/flutter_tools.snapshot 文件
然后 flutter doctor
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