angularjs - Very strange unknown provider error from ui-router -

i have unknown provider issue , have tried placing breakpoints see being caused from. have checked work against other work have done see if there stupid mistakes can't see any. i'd appreciate help.

here attempt @ debugging:

has come across before?

if need post code.

thanks

///<reference path="../../../../typings/angular.d.ts" />  ///<reference path="loginservice.ts" />  module app {      export function logindirective(): ng.idirective {          return {              restrict: 'e',              templateurl: '/scripts/controllers/common/login.html',              scope : {},              controller: 'logincontroller',              controlleras: 'vm',              bindtocontroller: true          };      }        export class logincontroller {            static $inject = ['$scope', '$http', 'loginservice'];            public constructor(          private $scope: ng.iscope,           private $http: ng.ihttpservice,           private spinnerservice: any,          private loginservice: loginservice){            }        }  }  angular.module("app")  .controller("logincontroller", app.logincontroller)  .directive("login", app.logindirective);

///<reference path="../../../../typings/angular.d.ts" />  ///<reference path="_common.ts" />  module app {      export class loginservice {            private signedin: boolean;          private token: string;            constructor(signedin: boolean, token: string) {              this.signedin = false;              this.token = "";          }      }  }  angular.module("app")  .service('loginservice', app.loginservice);