Added try/catch block to handle exceptions.

app/assets/javascripts/app/controllers/_application_controller.coffee

@@ -640,23 +640,21 @@ class App.Controller extends Spine.Controller
 
 class App.ControllerPermanent extends App.Controller
   constructor: ->
-    super
-
-    # check authentication
     if @requiredPermission
       @permissionCheckRedirect(@requiredPermission, true)
 
+    super
+
     $('.content').addClass('hide')
     @navShow()
 
 class App.ControllerContent extends App.Controller
   constructor: ->
-    super
-
-    # check authentication
     if @requiredPermission
       @permissionCheckRedirect(@requiredPermission)
 
+    super
+
     $('.content').addClass('hide')
     $('#content').removeClass('hide')
     @navShow()

app/assets/javascripts/app/controllers/widget/maintenance.coffee

@@ -41,7 +41,7 @@ class Widget extends App.Controller
 
   maintanaceMode: (data = {}) =>
     return if data.on isnt true
-    @authenticateCheckRedirect()
+    return if !@authenticateCheck()
     @navigate '#logout'
 
   #App.Event.trigger('maintenance', {type:'restart_auto'})

app/assets/javascripts/app/lib/app_post/interface_handle.coffee

@@ -75,12 +75,6 @@ class App.Content extends App.ControllerWidgetPermanent
           @el.unbind()
           @el.undelegate()
 
-          # send current controller
-          params_only = {}
-          for i of params
-            if typeof params[i] isnt 'object'
-              params_only[i] = params[i]
-
           # remember history
           # needed to mute "redirect" url to support browser back
           history = App.Config.get('History')
@@ -91,7 +85,10 @@ class App.Content extends App.ControllerWidgetPermanent
           # execute controller
           controller = (params) =>
             params.el = @el
+            try
               new callback(params)
+            catch e
+              @log 'error', "route #{route}:", e
           controller(params)
         )