diff --git a/db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb b/db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb
deleted file mode 100644
index c3d016a..0000000
--- a/db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-class AddProposalDiscussionPluginSimplifiedAbstractToTasks < ActiveRecord::Migration
-  def change
-    add_column :tasks, :proposal_discussion_plugin_simplified_abstract, :text
-    add_index :tasks, :proposal_discussion_plugin_simplified_abstract
-    ProposalsDiscussionPlugin::ProposalTask.find_each do |t|
-      t.update_attribute :proposal_discussion_plugin_simplified_abstract, ProposalsDiscussionPlugin::ProposalTask.simplify(t.abstract)
-    end
-  end
-end
diff --git a/lib/proposals_discussion_plugin/api.rb b/lib/proposals_discussion_plugin/api.rb
index 182e910..e0dd4d3 100644
--- a/lib/proposals_discussion_plugin/api.rb
+++ b/lib/proposals_discussion_plugin/api.rb
@@ -23,7 +23,7 @@ class ProposalsDiscussionPlugin::API < Grape::API
       proposal_task.requestor = current_person
 
       unless proposal_task.save
-        render_api_errors!(proposal_task.errors)
+        render_api_errors!(proposal_task.article_object.errors.full_messages)
       end
       {:success => true}
       #present proposal_task, :with => Entities::Task, :fields => params[:fields]
diff --git a/lib/proposals_discussion_plugin/proposal_task.rb b/lib/proposals_discussion_plugin/proposal_task.rb
index 20ae82c..743a920 100644
--- a/lib/proposals_discussion_plugin/proposal_task.rb
+++ b/lib/proposals_discussion_plugin/proposal_task.rb
@@ -1,4 +1,5 @@
 class ProposalsDiscussionPlugin::ProposalTask < Task
+
   has_and_belongs_to_many :categories,
   class_name: "ProposalsDiscussionPlugin::TaskCategory",
   join_table: :proposals_discussion_plugin_task_categories,
@@ -9,13 +10,8 @@ class ProposalsDiscussionPlugin::ProposalTask < Task
 
   validates_presence_of :requestor_id, :target_id
   validates_associated :article_object
-  before_save :simplify_abstract
-#  before_validation :simplify_abstract
-  validate :require_category
-
-  validate :unique_simplified_abstract?
 
-#  validates_uniqueness_of :proposal_discussion_plugin_simplified_abstract, :scope => ['target_id'], :message => _("Cannot create duplicate proposal")
+  validate :require_category
 
   settings_items :name, :type => String
   settings_items :ip_address, :type => String
@@ -25,10 +21,6 @@ class ProposalsDiscussionPlugin::ProposalTask < Task
   settings_items :closing_statment, :article_parent_id
 
 
-  def simplify_abstract
-    self.proposal_discussion_plugin_simplified_abstract = ProposalsDiscussionPlugin::ProposalTask.simplify(self[:data][:article]["abstract"])
-  end
-
   scope :pending_evaluated, lambda { |profile, filter_type, filter_text|
     self
       .to(profile)
@@ -266,14 +258,6 @@ class ProposalsDiscussionPlugin::ProposalTask < Task
     parent.name if parent
   end
 
-  def self.simplify(s)
-    return nil if s.nil?
-    s=I18n.transliterate(s)
-    s.gsub!(/(^\s)|([',.?!])|(\s$)/, "")
-    s.gsub!(/\s{2,}/, " ")
-    s.downcase
-  end
-
   protected
 
     def require_category
@@ -282,10 +266,4 @@ class ProposalsDiscussionPlugin::ProposalTask < Task
       end
     end
 
-    def unique_simplified_abstract?
-      sa = ProposalsDiscussionPlugin::ProposalTask.simplify(self[:data][:article]["abstract"])
-      r = ProposalsDiscussionPlugin::ProposalTask.find_by_sql ["SELECT 1 AS one FROM tasks WHERE tasks.type IN ('ProposalsDiscussionPlugin::ProposalTask') AND (tasks.proposal_discussion_plugin_simplified_abstract = ? AND tasks.target_id = ?) LIMIT 1", sa, target_id]
-      errors.add :base, _('This proposal has been previously registered') unless r.empty?
-    end
-
 end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 25b8b7c..cca1fd3 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1 +1 @@
-require File.dirname(__FILE__) + '/../../../test/test_helper' 
+require File.dirname(__FILE__) + '/../../../test/test_helper'
diff --git a/test/unit/proposal_task_test.rb b/test/unit/proposal_task_test.rb
index d78d2c8..fe9606b 100644
--- a/test/unit/proposal_task_test.rb
+++ b/test/unit/proposal_task_test.rb
@@ -1,4 +1,3 @@
-# encoding: UTF-8
 require_relative '../test_helper'
 
 class ProposalTaskTest < ActiveSupport::TestCase
@@ -84,13 +83,4 @@ class ProposalTaskTest < ActiveSupport::TestCase
     assert task.information.present?
   end
 
-  should 'not register duplicate task' do
-    task = ProposalsDiscussionPlugin::ProposalTask.create!(:requestor => person, :target => profile, :article => {:name => 'proposal 1', :abstract => ' Alô  !  ruby é legal a bêçá. seu moÇo, não Acha? '})
-    task.categories = [fast_create(ProposalsDiscussionPlugin::TaskCategory)]
-    task.save!
-    task = ProposalsDiscussionPlugin::ProposalTask.new(:requestor => person, :target => profile, :article => {:name => 'proposal 1', :abstract => 'alo ruby e legal a beca seu moco nao acha'})
-    task.categories = [fast_create(ProposalsDiscussionPlugin::TaskCategory)]
-    assert !task.valid?
-  end
-
 end
--
libgit2 0.21.2