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Flutter-The parameter 'email' can't have a value of 'null' because of its type, but the implicit default value is 'null'

I'm new to flutter and I'm working on http post request by creating a model. class LoginResponseModel { final String token; final String error; LoginResponseModel({this.token, this.error}); factory LoginResponseModel.fromJson(Map<String, dynamic> json) { return LoginResponseModel( token: json["token"] != null ? json["token"] :…

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Ajax Call to ASP.NET MVC controller – Jquery ajax

The jQuery code is : var props = [ { "Name": "firstName", "Value": "firstValue" }, { "Name": "secondName", "Value": "secondValue" } ]; $.ajax({ url: '/myURL', contentType: "application/json", async: true, type: "POST", data: JSON.stringify(props), error: function (jqXHR, textStatus, errorThrown) { console.log("FAIL:…

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List<dynamic> is not a subtype of type 'Map<String, dynamic> – WordPress

i get the following exception: VERBOSE-2:ui_dart_state.cc(198)] Unhandled Exception: type 'List<dynamic>' is not a subtype of type 'Map<String, dynamic>' #0 Api.requestPosting (package:listar_flutter_pro/api/api.dart:176:31) <asynchronous suspension> #1 HomeCubit.onLoad (package:listar_flutter_pro/blocs/home/home_cubit.dart:18:9) <asynchronous suspension> My understanding is that my return send List back but my .map()…

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