diff --git a/lib/noosfero/api/helpers.rb b/lib/noosfero/api/helpers.rb
index 19ff82a..5b10800 100644
--- a/lib/noosfero/api/helpers.rb
+++ b/lib/noosfero/api/helpers.rb
@@ -39,6 +39,10 @@ require 'grape'
         @environment
       end
 
+      def logger
+        Noosfero::API::API.logger
+      end
+
       def limit
         limit = params[:limit].to_i
         limit = default_limit if limit <= 0
@@ -239,6 +243,10 @@ require 'grape'
         render_api_error!(_('Method Not Allowed'), 405)
       end
 
+      # render_api_error!(message, status)
+      #   error!({'message' => message, :code => status}, status)
+      # end
+
       # javascript_console_message is supposed to be executed as console.log()
       def render_api_error!(user_message, status, log_message = nil, javascript_console_message = nil)
         status||= 400
@@ -247,9 +255,14 @@ require 'grape'
         log_msg = "#{status}, User message: #{user_message}"
         log_msg = "#{log_message}, #{log_msg}" if log_message.present?
         log_msg = "#{log_msg}, Javascript Console Message: #{javascript_console_message}" if javascript_console_message.present?
+#        headers = { Grape::Http::Headers::CONTENT_TYPE => content_type }.merge(headers)
+#        rack_response(format_message(message, backtrace), status, headers)
+#        raise log_msg
         #Since throw :error is not logging the errors I had to manually log it!
         #log(log_msg)
-        throw :error, message: message_hash, status: status, headers: headers
+        logger.error log_msg
+        error!(message_hash, status)
+#        throw :error, message: message_hash, status: status, headers: headers
       end
 
       def render_api_errors!(messages)
diff --git a/lib/noosfero/api/session.rb b/lib/noosfero/api/session.rb
index f9e9f99..7acbfb7 100644
--- a/lib/noosfero/api/session.rb
+++ b/lib/noosfero/api/session.rb
@@ -124,9 +124,9 @@ module Noosfero
         end
       end
 
-      # post "/error" do
-      #   render_api_error!("show on screen", 400, "this is the log message", "go to JS")
-      # end
+      get "/stop" do
+        stop!("show on screen", 400, "this is the log message", "go to JS")
+       end
 
     end
   end
diff --git a/test/unit/api/helpers_test.rb b/test/unit/api/helpers_test.rb
index 57127a6..78082f7 100644
--- a/test/unit/api/helpers_test.rb
+++ b/test/unit/api/helpers_test.rb
@@ -185,7 +185,8 @@ class APIHelpersTest < ActiveSupport::TestCase
         public_key:   '6LdsWAcTAAAAAChTUUD6yu9fCDhdIZzNd7F53zf-',
         verify_uri:   'https://www.google.com/recaptcha/api/verify',
     }
-    assert_equal test_captcha("127.0.0.1", {}, environment), "Missing captcha data"
+    r = test_captcha('127.0.0.1', params, environment)
+    assert_equal 'Missing captcha data', JSON.parse(r)['console_message']
   end
 
   should 'fail display recaptcha v2' do
@@ -198,9 +199,12 @@ class APIHelpersTest < ActiveSupport::TestCase
         public_key:   '6LdsWAcTAAAAAChTUUD6yu9fCDhdIZzNd7F53zf-',
         verify_uri:   'https://www.google.com/recaptcha/api/siteverify',
     }
-    assert_equal test_captcha("127.0.0.1", {}, environment), "Missing captcha data"
+    r = test_captcha('127.0.0.1', params, environment)
+    assert_equal 'Missing captcha data', JSON.parse(r)['console_message']
   end
 
+
+
   should 'fail display Serpro captcha' do
     environment = Environment.new
     environment.api_captcha_settings = {
@@ -232,8 +236,6 @@ class APIHelpersTest < ActiveSupport::TestCase
     #assert_equal 403, find_article(p.articles, a.id).last
 
     #assert_equals [article1, article2], present_articles
-
-
   end
 
   should 'captcha serpro say name or service not known' do
@@ -247,11 +249,10 @@ class APIHelpersTest < ActiveSupport::TestCase
     params = {}
     params[:txtToken_captcha_serpro_gov_br] = '4324343'
     params[:captcha_text] = '4324343'
-    assert_throws :error do
-      r =      test_captcha('127.0.0.1', params, environment)
-      puts r.inspect
-    end
-    # assert_equal 'Serpro captcha error: getaddrinfo: Name or service not known', JSON.parse(r)['console_message']
+    binding.pry
+    expects(:render_api_error!).with(_('Internal captcha validation error'), 503, nil, "recaptcha error: #{e.message}")
+#    r = test_captcha('127.0.0.1', params, environment)
+#    assert_equal 'Serpro captcha error: getaddrinfo: Name or service not known', JSON.parse(r)['console_message']
   end
 
 
@@ -262,13 +263,6 @@ class APIHelpersTest < ActiveSupport::TestCase
   #   throw :error, message: message_hash, status: self.status, headers: headers
   # end
 
-
-  # should 'display user message' do
-  #   r=render_api_error!('Error to the user', '403', 'detailed log_message', 'show this on user\'s javascript console')
-  #   puts r.inspect
-  #   tsil
-  # end
-
   protected
 
   def error!(info, status)
@@ -283,4 +277,13 @@ class APIHelpersTest < ActiveSupport::TestCase
     @params = value
   end
 
+  def render_api_error!(user_message, status, log_message = nil, javascript_console_message = nil)
+    status||= 400
+    log_msg = "#{status}, User message: #{user_message}"
+    log_msg = "#{log_message}, #{log_msg}" if log_message.present?
+    log_msg = "#{log_msg}, Javascript Console Message: #{javascript_console_message}" if javascript_console_message.present?
+    return log_msg
+  end
+
+
 end
--
libgit2 0.21.2