Not a function? Service

 
app.service("MachineProblemService",function ($http) {
    this.staticConnect = function (userEmail, userName) {
        return $http({
            method: "POST",
            url: "/Home/StaticFunction",
            params: {
                UEmail: userEmail,
                UName: userName
            }
        });
    };
});

app.controller("MachineProblemController", function ($scope, RegistrationApplicationService) {
    $scope.connectStatic = function () {
        var postData = MachineProblemService.staticConnect($scope.uEmail, $scope.uName);
        postData.then(function (ReturnedData) {
            var returnedValue = Number(ReturnedData.data);
            if (returnedValue == 1) {
                alert("test")
            }
            else {
                alert("help")
            }
        });
    }

 
app.service("MachineProblemService",function ($http) {
    this.staticConnect = function (userEmail, userName) {
        return $http({
            method: "POST",
            url: "/Home/StaticFunction",
            params: {
                UEmail: userEmail,
                UName: userName
            }
        });
    };
});

app.controller("MachineProblemController", function ($scope, RegistrationApplicationService) {
    $scope.connectStatic = function () {
        var postData = MachineProblemService.staticConnect($scope.uEmail, $scope.uName);
        postData.then(function (ReturnedData) {
            var returnedValue = Number(ReturnedData.data);
            if (returnedValue == 1) {
                alert("test")
            }
            else {
                alert("help")
            }
        });
    }