[ERROR:flutter/lib/ui/ui_dart_state.cc(148)] UnhandledException: type '_InternalLinkedHashMap<String, dynamic>' is not a subtype of type 'FutureOr<List<dynamic>>' 下面是我的代码: Fu
错误:UnhandledException: type '_InternalLinkedHashMap<String, dynamic>' is not a subtype of type 'Iterable<dynamic>' List<Termmodel> list = [];
StreamController<Termmodel>
使用Flutter http包调用http.get时,会抛出以下异常: UnhandledException: Unhandled error type '_InternalLinkedHashMap<String, dynamic>' is not a subtype of type 'Map<String, String>' occurred in
类类别错误:未处理的异常:键入'_InternalLinkedHashMap<String,dynamic>‘不是'Iterable’类型的子类型 int idException: type '_InternalLinkedHashMap<String, dynamic>' is not a subtype of type
我试图在我的颤振应用程序中显示来自json的数据,我的错误:
[ERROR:flutter/lib/ui/ui_dart_state.cc(198)] UnhandledException: type'_InternalLinkedHashMap<String, dynamic>' is not a subtype of type 'List<dynamic>
Future<List<Users>> getUserLogin() async{ var res = await http.get(url);[ERROR:flutter/lib/ui/ui_dart_state.cc(177)] UnhandledException: type '_InternalLinkedHashMap<String, dynam
NotificationEntity.fromSnapshot(notification))); return notificationList; }UnhandledException: type '_InternalLinkedHashMap<dynamic, dynamic>' is not a subtype of type 'List<Docu