ASP.Net Azure SignalR Error Failed to ping server. Server responded with status code 401, stopping the connection

Question

Thanks for help me out from this problem

We are using this on startup.cs and also a connection string in web.config file, could you help me how to stop the message am i getting Failed to ping server. Server responded with status code 401, stopping the connection. Couldn't reconnect within the configured timeout of 5000 ms, disconnecting.

public void ConfigureAuth(IAppBuilder app)

{
    GlobalHost.Configuration.ConnectionTimeout = TimeSpan.FromSeconds(60);
    GlobalHost.Configuration.DisconnectTimeout = TimeSpan.FromSeconds(30);
    GlobalHost.Configuration.KeepAlive = TimeSpan.FromSeconds(10);
    GlobalHost.Configuration.DefaultMessageBufferSize = 500;
    app.CreatePerOwinContext(ApplicationDbContext.Create);
    app.CreatePerOwinContext<ApplicationUserManager>(ApplicationUserManager.Create);
    app.CreatePerOwinContext<ApplicationSignInManager>(ApplicationSignInManager.Create);
    app.UseCookieAuthentication(new CookieAuthenticationOptions
    {
        AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie,
        LoginPath = new PathString("/Main/Login"),
        CookieName = typeof(Startup).FullName,
        Provider = new CookieAuthenticationProvider
        {
            OnValidateIdentity = SecurityStampValidator.OnValidateIdentity<ApplicationUserManager, ApplicationUser>(
                validateInterval: TimeSpan.FromMinutes(30),
                regenerateIdentity: (manager, user) => user.GenerateUserIdentityAsync(manager)),
            OnApplyRedirect = ctx =>
            {
                if (!IsAjaxRequest(ctx.Request))
                {
                    ctx.Response.Redirect(ctx.RedirectUri);
                }
            }
        }
    });            
    app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie);
    app.UseTwoFactorSignInCookie(DefaultAuthenticationTypes.TwoFactorCookie, TimeSpan.FromMinutes(5));
    app.UseTwoFactorRememberBrowserCookie(DefaultAuthenticationTypes.TwoFactorRememberBrowserCookie);
    app.MapAzureSignalR(this.GetType().FullName);
    app.Map("/DetailedErrors", map =>
    {
        HubConfiguration hubConfiguration = new HubConfiguration
        {
            EnableDetailedErrors = true,
            EnableJavaScriptProxies = false
        };
        map.MapAzureSignalR(this.GetType().FullName, hubConfiguration);
    });
}