diff --git a/app/controllers/mass_builds_controller.rb b/app/controllers/mass_builds_controller.rb
index 8f2ec3770..10a59a6cc 100644
--- a/app/controllers/mass_builds_controller.rb
+++ b/app/controllers/mass_builds_controller.rb
@@ -25,7 +25,7 @@ class MassBuildsController < ApplicationController
       @mass_builds = MassBuild.by_platform(@platform).order('created_at DESC').paginate(:page => params[:page], :per_page => 20)
       flash[:warning] = mass_build.errors.full_messages.join('. ')
       flash[:error] = t("flash.platform.build_all_error")
-      render :action => :index
+      render :index
     end
   end
 
diff --git a/app/models/ability.rb b/app/models/ability.rb
index 252bdc476..0dfd99a08 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -84,8 +84,6 @@ class Ability
         can([:read, :related, :members], Platform, read_relations_for('platforms')) {|platform| local_reader? platform}
         can([:update, :members], Platform) {|platform| local_admin? platform}
         can([:destroy, :members, :add_member, :remove_member, :remove_members] , Platform) {|platform| owner?(platform) || local_admin?(platform) }
-        can([:failed_builds_list, :create], MassBuild) {|mass_build| owner?(mass_build.platform) || local_admin?(mass_build.platform) }
-        can(:cancel, MassBuild) {|mass_build| (owner?(mass_build.platform) || local_admin?(mass_build.platform)) && !mass_build.stop_build }
         can [:autocomplete_user_uname, :read_advisories, :advisories], Platform
 
         can [:read, :projects_list], Repository, :platform => {:visibility => 'open'}
@@ -130,8 +128,8 @@ class Ability
 
       cannot [:create, :update, :destroy, :clone], Product, :platform => {:platform_type => 'personal'}
       cannot [:clone], Platform, :platform_type => 'personal'
-      cannot([:failed_builds_list, :create], MassBuild) {|mass_build| mass_build.platform.platform_type == 'personal'}
-      cannot(:cancel, MassBuild) { |mass_build| mass_build.platform.platform_type == 'personal' && mass_build.stop_build }
+      can([:failed_builds_list, :create], MassBuild) {|mass_build| (owner?(mass_build.platform) || local_admin?(mass_build.platform)) && (mass_build.platform.platform_type == 'main') }
+      can(:cancel, MassBuild) {|mass_build| (owner?(mass_build.platform) || local_admin?(mass_build.platform)) && !mass_build.stop_build && (mass_build.platform.platform_type == 'main')}
 
       can :create, Subscribe do |subscribe|
         !subscribe.subscribeable.subscribes.exists?(:user_id => user.id)
diff --git a/app/models/build_list.rb b/app/models/build_list.rb
index a02638635..d5f1db10b 100644
--- a/app/models/build_list.rb
+++ b/app/models/build_list.rb
@@ -220,7 +220,7 @@ class BuildList < ActiveRecord::Base
   end
 
   def self.status_by_human(human)
-    BuildList::HUMAN_STATUSES.each { |k,v| return k if v == human }
+    BuildList::HUMAN_STATUSES.key human
   end
 
   def set_items(items_hash)