Bug fixes

IPython/html/static/base/js/utils.js

@@ -5,7 +5,7 b' define(['
     'base/js/namespace',
     'jquery',
     'codemirror/lib/codemirror',
-    'components/rsvp/rsvp.min',
+    'rsvp',
 ], function(IPython, $, CodeMirror, rsvp){
     "use strict";
     

IPython/html/static/services/kernels/comm.js

@@ -5,7 +5,7 b' define(['
     'base/js/namespace',
     'jquery',
     'base/js/utils',
-    'components/rsvp/rsvp.min',
+    'rsvp',
 ], function(IPython, $, utils, rsvp) {
     "use strict";
 
@@ -78,8 +78,9 b' define(['
             } catch (e) {
                 comm.close();
                 that.unregister_comm(comm);
-                var error = new utils.WrappedError("Exception opening new comm", e);
-                return rsvp.Promise.reject(error);
+                var wrapped_error = new utils.WrappedError("Exception opening new comm", e);
+                console.error(wrapped_error);
+                return rsvp.Promise.reject(wrapped_error);
             }
             return comm;
         }, utils.reject('Could not open comm', true));

IPython/html/static/widgets/js/manager.js

@@ -7,7 +7,7 b' define(['
     "jquery",
     "base/js/utils",
     "base/js/namespace",
-    'components/rsvp/rsvp.min',
+    'rsvp',
 ], function (_, Backbone, $, utils, IPython, rsvp) {
     "use strict";
     //--------------------------------------------------------------------
@@ -49,8 +49,9 b' define(['
     //--------------------------------------------------------------------
     WidgetManager.prototype.display_view = function(msg, model) {
         // Displays a view for a particular model.
+        var that = this;
         return new rsvp.Promise(function(resolve, reject) {
-            var cell = this.get_msg_cell(msg.parent_header.msg_id);
+            var cell = that.get_msg_cell(msg.parent_header.msg_id);
             if (cell === null) {
                 reject(new Error("Could not determine where the display" + 
                     " message was from.  Widget will not be displayed"));
@@ -61,8 +62,7 b' define(['
                     cell.widget_subarea.append(dummy);
                 }
 
-                var that = this;
-                this.create_view(model, {cell: cell}).then(function(view) {
+                that.create_view(model, {cell: cell}).then(function(view) {
                     that._handle_display_view(view);
                     if (dummy) {
                         dummy.replaceWith(view.$el);
@@ -74,8 +74,6 b' define(['
                 });
             }
         });
-
-        
     };
 
     WidgetManager.prototype._handle_display_view = function (view) {
@@ -174,7 +172,7 b' define(['
     };
 
     WidgetManager.prototype.get_model = function (model_id) {
-        return that._models[model_id];
+        return this._models[model_id];
     };
 
     WidgetManager.prototype._handle_comm_open = function (comm, msg) {
@@ -182,7 +180,7 b' define(['
         this.create_model({
             model_name: msg.content.data.model_name, 
             model_module: msg.content.data.model_module, 
-            comm: comm}).handle($.proxy(console.error, error));
+            comm: comm}).catch($.proxy(console.error, console));
     };
 
     WidgetManager.prototype.create_model = function (options) {

IPython/html/static/widgets/js/widget.js

@@ -7,7 +7,7 b' define(["widgets/js/manager",'
         "jquery",
         "base/js/utils",
         "base/js/namespace",
-        "components/rsvp/rsvp.min",
+        "rsvp",
 ], function(widgetmanager, _, Backbone, $, utils, IPython, rsvp){
 
     var WidgetModel = Backbone.Model.extend({
@@ -75,15 +75,21 b' define(["widgets/js/manager",'
                 case 'update':
                     this.state_change = this.state_change.then(function() {
                         return that.set_state(msg.content.data.state);
-                    });
+                    }).catch(utils.reject({
+                        message: "Couldn't process update msg",
+                        model_id: that.id
+                    }, true));
                     break;
                 case 'custom':
                     this.trigger('msg:custom', msg.content.data.content);
                     break;
                 case 'display':
                     this.state_change = this.state_change.then(function () {
-                        that.widget_manager.display_view(msg, that);
-                    });
+                        return that.widget_manager.display_view(msg, that);
+                    }).catch(utils.reject({
+                        message: "Couldn't process display msg",
+                        model_id: that.id
+                    }, true));
                     break;
             }
         },

IPython/html/templates/page.html

@@ -31,6 +31,7 b''
             codemirror: 'components/codemirror',
             termjs: "components/term.js/src/term",
             contents: '{{ contents_js_source }}',
+            rsvp: "components/rsvp/rsvp",
           },
           shim: {
             underscore: {