JavaScript

<script src="~/signalr/hubs"></script>

<script src="/Scripts/jquery-3.1.1.min.js"></script>
<script src="/Scripts/jquery.signalR-2.1.2.js"></script>
<script src="/signalr/hubs"></script>

 <script src="/Scripts/jquery-3.1.1.min.js"></script>
            <script src="/Scripts/jquery.signalR-2.1.2.js"></script>
            <script src="/signalr/hubs"></script>

<pre>
        &lt;script type="text/javascript"&gt;
            $(function () {

                console.dir($.connection);

                console.log("HELLO WORLD");

                $.connection.hub.url = 'http://192.168.51.74:8094/signalr';
                var proxy = $.connection.dashboardHub;

                proxy.client.NotifyAllClientsOfChanges = function () {

                    var searchUrl = "Home/GetData";

                    $.ajax({
                        url: searchUrl,
                        type: "POST",
                        success: function (data) {
                            $("#divData").html(data);
                        }
                    });
                };

                $.connection.hub.start({ transport: 'auto', xdomain: true })
                .done(function () {
                    console.log('Connected.');
                })
                .fail(function (e) {
                    console.log('Unable to connect:' + e);
                });
            });</pre>

(function ($, window, undefined) {
    /// <param name="$" type="jQuery" />
    "use strict";

    if (typeof ($.signalR) !== "function") {
        throw new Error("SignalR: SignalR is not loaded. Please ensure jquery.signalR-x.js is referenced before ~/signalr/js.");
    }

    var signalR = $.signalR;

    function makeProxyCallback(hub, callback) {
        return function () {
            // Call the client hub method
            callback.apply(hub, $.makeArray(arguments));
        };
    }

    function registerHubProxies(instance, shouldSubscribe) {
        var key, hub, memberKey, memberValue, subscriptionMethod;

        for (key in instance) {
            if (instance.hasOwnProperty(key)) {
                hub = instance[key];

                if (!(hub.hubName)) {
                    // Not a client hub
                    continue;
                }

                if (shouldSubscribe) {
                    // We want to subscribe to the hub events
                    subscriptionMethod = hub.on;
                } else {
                    // We want to unsubscribe from the hub events
                    subscriptionMethod = hub.off;
                }

                // Loop through all members on the hub and find client hub functions to subscribe/unsubscribe
                for (memberKey in hub.client) {
                    if (hub.client.hasOwnProperty(memberKey)) {
                        memberValue = hub.client[memberKey];

                        if (!$.isFunction(memberValue)) {
                            // Not a client hub function
                            continue;
                        }

                        subscriptionMethod.call(hub, memberKey, makeProxyCallback(hub, memberValue));
                    }
                }
            }
        }
    }

    $.hubConnection.prototype.createHubProxies = function () {
        var proxies = {};
        this.starting(function () {
            // Register the hub proxies as subscribed
            // (instance, shouldSubscribe)
            registerHubProxies(proxies, true);

            this._registerSubscribedHubs();
        }).disconnected(function () {
            // Unsubscribe all hub proxies when we "disconnect".  This is to ensure that we do not re-add functional call backs.
            // (instance, shouldSubscribe)
            registerHubProxies(proxies, false);
        });

        return proxies;
    };

    signalR.hub = $.hubConnection("/signalr", { useDefaultPath: false });
    $.extend(signalR, signalR.hub.createHubProxies());

}(window.jQuery, window));

Kevin Marois wrote:

var proxies = {};

hubConfiguration.EnableJavaScriptProxies = false;

Richard Deeming wrote:

hubConfiguration.EnableJavaScriptProxies = false;

Richard Deeming wrote:

make sure your hub class inherits from Microsoft.AspNet.SignalR.Hub

RyanDev wrote:

Perhaps it's the order of loading js files.