diff --git a/app/controllers/report_controller.rb b/app/controllers/report_controller.rb
--- a/app/controllers/report_controller.rb
+++ b/app/controllers/report_controller.rb
@@ -118,6 +118,7 @@
       d = (DateTime.now.in_time_zone - sub.submitted_at) / 24 / 60 / 60
       @histogram[:data][d.to_i] += 1 if d < range
 
+      next unless sub.points
       @summary[:count] += 1
       user[sub.user_id] = [user[sub.user_id], (sub.points >= @problem.full_score) ? 1 : 0].max
 
diff --git a/db/schema.rb b/db/schema.rb
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -239,7 +239,6 @@
     t.boolean  "activated",                     :default => false
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.string   "section"
   end
 
   add_index "users", ["login"], :name => "index_users_on_login", :unique => true
diff --git a/db/seeds.rb b/db/seeds.rb
--- a/db/seeds.rb
+++ b/db/seeds.rb
@@ -100,7 +100,7 @@
      :value_type => 'boolean',
      :default_value => 'true',
      :description => 'If this option is true, users can change their settings'
-   }
+   },
 
    # If Configuration['contest.test_request.early_timeout'] is true
    # the user will not be able to use test request at 30 minutes