fix for pages on off-canvas

app/views/components/off-canvas.pug

@@ -33,11 +33,12 @@ mixin renderMenuItem (iconClass, label)
         a(href='/announcement').uk-display-block
           +renderMenuItem('fa-bullhorn', 'Announcements')
 
-      each menuItem in mainMenu
+      if Array.isArray(mainMenu)
         li.uk-nav-header Pages
-        li(class={ 'uk-active': (pageSlug === menuItem.slug) })
-          a(href= menuItem.url, title= menuItem.label)
-            +renderMenuItem(menuItem.icon || 'fa-file', menuItem.label)
+        each menuItem in mainMenu
+          li(class={ 'uk-active': (pageSlug === menuItem.slug) })
+            a(href= menuItem.url, title= menuItem.label)
+              +renderMenuItem(menuItem.icon || 'fa-file', menuItem.label)
 
       if user
         li.uk-nav-header Member Menu