Flutter iOS模拟器出现'Failed Host Lookup'错误求助
iOS模拟器Flutter应用出现'Failed Host Lookup'错误求助
我正在使用Flutter开发一款位置共享应用,启动iOS模拟器时遇到了**'Failed Host Lookup'**错误,地图服务器与后端服务器均受此影响,但部分HTTP请求却能成功执行。排查一天仍未找到问题根源,恳请大家帮忙。
我尝试过的解决操作:
- 将Mac的DNS配置修改为
8.8.8.8 - 重启开发机器与模拟器
- 分别使用固定网络和移动数据测试
- 执行
flutter upgrade命令 - 执行
flutter doctor命令
错误示例信息:
flutter: ClientException with SocketException: Failed host lookup: 'cyberjapandata.gsi.go.jp' (OS Error: nodename nor servname provided, or not known, errno = 8), uri=https://cyberjapandata.gsi.go.jp/xyz/std/16/56527/26252.png? [VERBOSE-2:dart_vm_initializer.cc(41)] Unhandled Exception: ClientException with SocketException: Failed host lookup: 'xxx.supabase.co' (OS Error: nodename nor servname provided, or not known, errno = 8), uri=https://xxx.supabase.co/rest/v1/yyy #0 IOClient.send (package:http/src/io_client.dart:119:7)
应用截图显示相关错误界面
内容的提问来源于stack exchange,提问作者natady
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