router issue

app.js

this.App = (function(Backbone, Marionette) {
  var Arc;
  Arc = new Marionette.Application;
  Arc.addRegions({
    container: "#container"
  });
  Arc.on('before:start', function() {
    return Arc.workers = App.request('entities:workers');
  });
  Arc.on("start", function() {
    if (Backbone.history) {
      return Backbone.history.start({
        pushState: false
      });
    }
  });
  return Arc;
})(Backbone, Marionette);

app.js.coffee

@App = do(Backbone, Marionette) ->
  Arc = new Marionette.Application

  Arc.addRegions
    container: "#container"

  Arc.on 'before:start', ->
    Arc.workers = App.request('entities:workers')

  Arc.on "start", ->
    if Backbone.history
      Backbone.history.start(pushState: false)
  Arc

location_app.js

var __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
  __hasProp = {}.hasOwnProperty;

this.App.module("LocationApp", function(LocationApp, App, Backbone, Marionette, $, _) {
  var API;
  API = {
    showLocation: function(id) {
      return LocationApp.Show.Controller.showLocation(id);
    }
  };
  LocationApp.Router = (function(_super) {
    __extends(Router, _super);

    function Router() {
      return Router.__super__.constructor.apply(this, arguments);
    }

    Router.prototype.appRoutes = {
      "locations/:id": "showLocation"
    };

    Router.prototype.controller = API;

    return Router;

  })(Marionette.AppRouter);
  return App.on("before:start", function() {
    return new LocationApp.Router;
  });
});

location_app.js.coffee

@App.module "LocationApp", (LocationApp, App, Backbone, Marionette, $, _) ->

  API =
    showLocation: (id)->
      LocationApp.Show.Controller.showLocation(id)

  class LocationApp.Router extends Marionette.AppRouter
    appRoutes:
      "locations/:id": "showLocation"
    controller: API

  App.on "before:start", ->
    new LocationApp.Router

location_grid_app.js

var __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
  __hasProp = {}.hasOwnProperty;

this.App.module("LocationGridApp", function(LocationGridApp, App, Backbone, Marionette, $, _) {
  var API;
  API = {
    showLocationGrid: function() {
      return LocationGridApp.Show.Controller.showLocationGrid();
    }
  };
  LocationGridApp.Router = (function(_super) {
    __extends(Router, _super);

    function Router() {
      return Router.__super__.constructor.apply(this, arguments);
    }

    Router.prototype.appRoutes = {
      "": "showLocationGrid"
    };

    Router.prototype.controller = API;

    return Router;

  })(Marionette.AppRouter);
  return App.on('before:start', function() {
    return new LocationGridApp.Router;
  });
});

location_grid_app.js.coffee

@App.module "LocationGridApp", (LocationGridApp, App, Backbone, Marionette, $, _) ->
  API =
    showLocationGrid: ->
      LocationGridApp.Show.Controller.showLocationGrid()

  class LocationGridApp.Router extends Marionette.AppRouter
    appRoutes:
      "" : "showLocationGrid"
    controller: API


  App.on 'before:start', ->
    new LocationGridApp.Router