diff --git a/composer.json b/composer.json
index 9ea257b717..38780390e2 100644
--- a/composer.json
+++ b/composer.json
@@ -37,7 +37,7 @@
         "symfony/symfony"                  : "2.4.x-dev@dev",
         "alchemy-fr/tcpdf-clone"           : "~6.0",
         "themattharris/tmhoauth"           : "~0.7",
-        "twig/twig"                        : "~1.12",
+        "twig/twig"                        : "~1.13.0",
         "twig/extensions"                  : "~1.0",
         "zend/gdata"                       : "~1.12.1"
     },
diff --git a/composer.lock b/composer.lock
index acf5e8e88e..490cfc5f6d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -3,7 +3,7 @@
         "This file locks the dependencies of your project to a known state",
         "Read more about it at http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file"
     ],
-    "hash": "5e87a9e3f046e1b4ee9795d6b213d1a5",
+    "hash": "684aeefa47272d816be20c930dc3d664",
     "packages": [
         {
             "name": "alchemy-fr/tcpdf-clone",
@@ -443,16 +443,16 @@
         },
         {
             "name": "doctrine/cache",
-            "version": "v1.2.0",
+            "version": "v1.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/cache.git",
-                "reference": "d0e4447707a064a5814b18cb0dcc2f24185f6179"
+                "reference": "e16d7adf45664a50fa86f515b6d5e7f670130449"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/cache/zipball/d0e4447707a064a5814b18cb0dcc2f24185f6179",
-                "reference": "d0e4447707a064a5814b18cb0dcc2f24185f6179",
+                "url": "https://api.github.com/repos/doctrine/cache/zipball/e16d7adf45664a50fa86f515b6d5e7f670130449",
+                "reference": "e16d7adf45664a50fa86f515b6d5e7f670130449",
                 "shasum": ""
             },
             "require": {
@@ -461,6 +461,10 @@
             "conflict": {
                 "doctrine/common": ">2.2,<2.4"
             },
+            "require-dev": {
+                "phpunit/phpunit": ">=3.7",
+                "satooshi/php-coveralls": "~0.6"
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -508,7 +512,7 @@
                 "cache",
                 "caching"
             ],
-            "time": "2013-09-26 19:23:25"
+            "time": "2013-10-25 19:04:14"
         },
         {
             "name": "doctrine/collections",
@@ -1160,12 +1164,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/avalanche123/Imagine.git",
-                "reference": "bae39d07a8f56ff21ca773a6b4e1ed2ab13b1c03"
+                "reference": "237ccf205dd5ece7a00a574b4f18bd118aa08a5d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/avalanche123/Imagine/zipball/bae39d07a8f56ff21ca773a6b4e1ed2ab13b1c03",
-                "reference": "bae39d07a8f56ff21ca773a6b4e1ed2ab13b1c03",
+                "url": "https://api.github.com/repos/avalanche123/Imagine/zipball/237ccf205dd5ece7a00a574b4f18bd118aa08a5d",
+                "reference": "237ccf205dd5ece7a00a574b4f18bd118aa08a5d",
                 "shasum": ""
             },
             "require": {
@@ -1209,7 +1213,7 @@
                 "image manipulation",
                 "image processing"
             ],
-            "time": "2013-10-10 08:13:00"
+            "time": "2013-10-26 10:53:02"
         },
         {
             "name": "jms/metadata",
@@ -2397,12 +2401,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/fabpot/Silex.git",
-                "reference": "bc673b478ec276217305f6a81c8aeafb0f9ffe63"
+                "reference": "c60a10bf93f5a91b24672c7f80670d235f19acc3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/fabpot/Silex/zipball/bc673b478ec276217305f6a81c8aeafb0f9ffe63",
-                "reference": "bc673b478ec276217305f6a81c8aeafb0f9ffe63",
+                "url": "https://api.github.com/repos/fabpot/Silex/zipball/c60a10bf93f5a91b24672c7f80670d235f19acc3",
+                "reference": "c60a10bf93f5a91b24672c7f80670d235f19acc3",
                 "shasum": ""
             },
             "require": {
@@ -2473,7 +2477,7 @@
             "keywords": [
                 "microframework"
             ],
-            "time": "2013-10-16 17:53:18"
+            "time": "2013-10-28 09:44:08"
         },
         {
             "name": "silex/web-profiler",
@@ -2677,12 +2681,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/symfony.git",
-                "reference": "1206176fc40eb22b00cb2419de3f832c9afecb76"
+                "reference": "d866a5acc45426f3c48c82b7cedb985d9e24568c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/symfony/zipball/1206176fc40eb22b00cb2419de3f832c9afecb76",
-                "reference": "1206176fc40eb22b00cb2419de3f832c9afecb76",
+                "url": "https://api.github.com/repos/symfony/symfony/zipball/d866a5acc45426f3c48c82b7cedb985d9e24568c",
+                "reference": "d866a5acc45426f3c48c82b7cedb985d9e24568c",
                 "shasum": ""
             },
             "require": {
@@ -2782,7 +2786,7 @@
             "keywords": [
                 "framework"
             ],
-            "time": "2013-10-18 15:01:47"
+            "time": "2013-10-28 14:29:55"
         },
         {
             "name": "themattharris/tmhoauth",
@@ -2875,16 +2879,16 @@
         },
         {
             "name": "twig/twig",
-            "version": "v1.14.1",
+            "version": "v1.13.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/fabpot/Twig.git",
-                "reference": "8873d7593ad7c120004f177c0fd01459b383c9cb"
+                "reference": "6d6a1009427d1f398c9d40904147bf9f723d5755"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/fabpot/Twig/zipball/8873d7593ad7c120004f177c0fd01459b383c9cb",
-                "reference": "8873d7593ad7c120004f177c0fd01459b383c9cb",
+                "url": "https://api.github.com/repos/fabpot/Twig/zipball/6d6a1009427d1f398c9d40904147bf9f723d5755",
+                "reference": "6d6a1009427d1f398c9d40904147bf9f723d5755",
                 "shasum": ""
             },
             "require": {
@@ -2893,7 +2897,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.14-dev"
+                    "dev-master": "1.13-dev"
                 }
             },
             "autoload": {
@@ -2920,7 +2924,7 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2013-10-15 19:17:38"
+            "time": "2013-08-03 15:35:31"
         },
         {
             "name": "zend/gdata",
diff --git a/lib/Alchemy/Phrasea/Application.php b/lib/Alchemy/Phrasea/Application.php
index e424656745..0667920376 100644
--- a/lib/Alchemy/Phrasea/Application.php
+++ b/lib/Alchemy/Phrasea/Application.php
@@ -94,6 +94,7 @@ use Alchemy\Phrasea\Core\Provider\ManipulatorServiceProvider;
 use Alchemy\Phrasea\Core\Provider\NotificationDelivererServiceProvider;
 use Alchemy\Phrasea\Core\Provider\ORMServiceProvider;
 use Alchemy\Phrasea\Core\Provider\PhraseanetServiceProvider;
+use Alchemy\Phrasea\Core\Provider\PluginServiceProvider;
 use Alchemy\Phrasea\Core\Provider\PhraseaVersionServiceProvider;
 use Alchemy\Phrasea\Core\Provider\RegistrationServiceProvider;
 use Alchemy\Phrasea\Core\Provider\SearchEngineServiceProvider;
@@ -202,7 +203,6 @@ class Application extends SilexApplication
         $this->register(new ImagineServiceProvider());
         $this->register(new JMSSerializerServiceProvider());
         $this->register(new FFMpegServiceProvider());
-        $this->register(new FeedServiceProvider());
         $this->register(new FilesystemServiceProvider());
         $this->register(new FtpServiceProvider());
         $this->register(new GeonamesServiceProvider());
@@ -298,6 +298,7 @@ class Application extends SilexApplication
         $this->register(new XPDFServiceProvider());
         $this->register(new FileServeServiceProvider());
         $this->register(new ManipulatorServiceProvider());
+        $this->register(new PluginServiceProvider());
 
         $this['phraseanet.exception_handler'] = $this->share(function ($app) {
             return PhraseaExceptionHandler::register($app['debug']);
diff --git a/lib/Alchemy/Phrasea/Core/CLIProvider/PluginServiceProvider.php b/lib/Alchemy/Phrasea/Core/CLIProvider/PluginServiceProvider.php
index 8819cbba2d..795c141609 100644
--- a/lib/Alchemy/Phrasea/Core/CLIProvider/PluginServiceProvider.php
+++ b/lib/Alchemy/Phrasea/Core/CLIProvider/PluginServiceProvider.php
@@ -83,13 +83,5 @@ class PluginServiceProvider implements ServiceProviderInterface
 
     public function boot(Application $app)
     {
-        $app['twig'] = $app->share(
-            $app->extend('twig', function($twig, Application $app){
-                $function = new \Twig_SimpleFunction('plugin_asset', array('Alchemy\Phrasea\Plugin\Management\AssetsManager', 'twigPluginAsset'));
-                $twig->addFunction($function);
-
-                return $twig;
-            })
-        );
     }
 }
diff --git a/lib/Alchemy/Phrasea/Core/Provider/PluginServiceProvider.php b/lib/Alchemy/Phrasea/Core/Provider/PluginServiceProvider.php
new file mode 100644
index 0000000000..6eae3d1617
--- /dev/null
+++ b/lib/Alchemy/Phrasea/Core/Provider/PluginServiceProvider.php
@@ -0,0 +1,34 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2013 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\Core\Provider;
+
+use Silex\Application;
+use Silex\ServiceProviderInterface;
+
+class PluginServiceProvider implements ServiceProviderInterface
+{
+    public function register(Application $app)
+    {
+    }
+
+    public function boot(Application $app)
+    {
+        $app['twig'] = $app->share(
+            $app->extend('twig', function($twig, Application $app){
+                $function = new \Twig_SimpleFunction('plugin_asset', array('Alchemy\Phrasea\Plugin\Management\AssetsManager', 'twigPluginAsset'));
+                $twig->addFunction($function);
+
+                return $twig;
+            })
+        );
+    }
+}
diff --git a/lib/Doctrine/Repositories/FeedItemRepository.php b/lib/Doctrine/Repositories/FeedItemRepository.php
index 7203bd3582..5ab3935fc2 100644
--- a/lib/Doctrine/Repositories/FeedItemRepository.php
+++ b/lib/Doctrine/Repositories/FeedItemRepository.php
@@ -4,6 +4,7 @@ namespace Repositories;
 
 use Alchemy\Phrasea\Application;
 use Doctrine\ORM\EntityRepository;
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
 /**
  * FeedItemRepository
@@ -66,7 +67,17 @@ class FeedItemRepository extends EntityRepository
             $result = $query->getResult();
 
             foreach($result as $item) {
-                if (null !== $preview = $item->getRecord($app)->get_subdef('preview')) {
+                try {
+                    $record = $item->getRecord($app);
+                } catch (NotFoundHttpException $e) {
+                    $app['EM']->remove($item);
+                    continue;
+                } catch (\Exception_Record_AdapterNotFound $e) {
+                    $app['EM']->remove($item);
+                    continue;
+                }
+
+                if (null !== $preview = $record->get_subdef('preview')) {
                     if (null !== $permalink = $preview->get_permalink()) {
                         $items[] = $item;
 
@@ -77,6 +88,7 @@ class FeedItemRepository extends EntityRepository
                 }
             }
 
+            $app['EM']->flush();
             $execution++;
         } while (count($items) < $nbItems && count($result) !== 0);
 
diff --git a/lib/classes/caption/record.php b/lib/classes/caption/record.php
index 12fb94eac7..2cd0253a34 100644
--- a/lib/classes/caption/record.php
+++ b/lib/classes/caption/record.php
@@ -104,12 +104,12 @@ class caption_record implements caption_interface, cache_cacheableInterface
                 $buffer[$field->get_name()] = array();
                 foreach ($vi as $value) {
                     $val = $value->getValue();
-                    $buffer[$field->get_name()][] = ctype_digit($val) ? (int) $val : $val;
+                    $buffer[$field->get_name()][] = ctype_digit($val) ? (int) $val : $this->sanitizeSerializedValue($val);
                 }
             } else {
                 $value = array_pop($vi);
                 $val = $value->getValue();
-                $buffer[$field->get_name()] = ctype_digit($val) ? (int) $val : $val;
+                $buffer[$field->get_name()] = ctype_digit($val) ? (int) $val : $this->sanitizeSerializedValue($val);
             }
         }
 
@@ -133,7 +133,7 @@ class caption_record implements caption_interface, cache_cacheableInterface
 
             foreach ($values as $value) {
                 $elem = $dom_doc->createElement($field->get_name());
-                $elem->appendChild($dom_doc->createTextNode($value->getValue()));
+                $elem->appendChild($dom_doc->createTextNode($this->sanitizeSerializedValue($value->getValue())));
                 $elem->setAttribute('meta_id', $value->getId());
                 $elem->setAttribute('meta_struct_id', $field->get_meta_struct_id());
                 $description->appendChild($elem);
@@ -153,6 +153,40 @@ class caption_record implements caption_interface, cache_cacheableInterface
         return $dom_doc->saveXML();
     }
 
+    private function sanitizeSerializedValue($value)
+    {
+        return str_replace(array(
+            "\x00", //null
+            "\x01", //start heading
+            "\x02", //start text
+            "\x03", //end of text
+            "\x04", //end of transmission
+            "\x05", //enquiry
+            "\x06", //acknowledge
+            "\x07", //bell
+            "\x08", //backspace
+            "\x0C", //new page
+            "\x0E", //shift out
+            "\x0F", //shift in
+            "\x10", //data link escape
+            "\x11", //dc 1
+            "\x12", //dc 2
+            "\x13", //dc 3
+            "\x14", //dc 4
+            "\x15", //negative ack
+            "\x16", //synchronous idle
+            "\x17", //end of trans block
+            "\x18", //cancel
+            "\x19", //end of medium
+            "\x1A", //substitute
+            "\x1B", //escape
+            "\x1C", //file separator
+            "\x1D", //group sep
+            "\x1E", //record sep
+            "\x1F", //unit sep
+        ), '', $value);
+    }
+
     protected function retrieve_fields()
     {
         if (is_array($this->fields)) {
diff --git a/lib/classes/patch/3820.php b/lib/classes/patch/3820.php
new file mode 100644
index 0000000000..26d14f7a90
--- /dev/null
+++ b/lib/classes/patch/3820.php
@@ -0,0 +1,69 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2012 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Alchemy\Phrasea\Application;
+use Symfony\Component\Process\ExecutableFinder;
+
+class patch_3820 implements patchInterface
+{
+    /** @var string */
+    private $release = '3.8.1';
+
+    /** @var array */
+    private $concern = array(base::DATA_BOX);
+
+    /**
+     * {@inheritdoc}
+     */
+    public function get_release()
+    {
+        return $this->release;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function require_all_upgrades()
+    {
+        return false;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function concern()
+    {
+        return $this->concern;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function apply(base $databox, Application $app)
+    {
+        $sql = "SHOW INDEX FROM metadatas_structure WHERE KEY_NAME = 'sorter'";
+        $stmt = $databox->get_connection()->prepare($sql);
+        $stmt->execute();
+        $rows = $stmt->fetchAll(\PDO::FETCH_ASSOC);
+        $stmt->closeCursor();
+
+        if (count($rows) === 0) {
+            return true;
+        }
+
+        $sql = "DROP INDEX sorter ON  metadatas_structure";
+        $stmt = $databox->get_connection()->prepare($sql);
+        $stmt->execute();
+        $stmt->closeCursor();
+
+        return true;
+    }
+}
diff --git a/templates/web/common/dialog_export.html.twig b/templates/web/common/dialog_export.html.twig
index bef5bfd6f2..b2b5371f38 100644
--- a/templates/web/common/dialog_export.html.twig
+++ b/templates/web/common/dialog_export.html.twig
@@ -246,7 +246,6 @@
                             <button type="button" class="close_button btn btn-inverse">{% trans 'boutton::annuler'%}</button>
                         </div>
                     </form>
-                    <iframe style="display:none;" name="sendmail_target"></iframe>
                 </div>
             </div>
         {% endif %}
@@ -798,8 +797,13 @@
                 if (!check_TOU($('#sendmail'))) {
                     return false;
                 }
-                dialog.Close();
+
+                if ($('iframe[name=""]').length === 0) {
+                    $('body').append('<iframe style="display:none;" name="sendmail_target"></iframe>');
+                }
+
                 $('#sendmail form').submit();
+                dialog.Close();
             });
 
             $('.datepicker', dialog.getDomElement()).datepicker({
diff --git a/tests/Doctrine/Tests/Repositories/FeedItemRepositoryTest.php b/tests/Doctrine/Tests/Repositories/FeedItemRepositoryTest.php
index b59e1fb466..177b9b9711 100644
--- a/tests/Doctrine/Tests/Repositories/FeedItemRepositoryTest.php
+++ b/tests/Doctrine/Tests/Repositories/FeedItemRepositoryTest.php
@@ -38,4 +38,36 @@ class FeedItemRepositoryTest extends \PhraseanetPHPUnitAbstract
         $this->insertOneFeedItem(self::$DI['user'], false, 2);
         $this->assertCount(0, self::$DI['app']['EM']->getRepository('Entities\FeedItem')->loadLatest(self::$DI['app'], 20));
     }
+
+    public function testLoadLatestWithDeletedDatabox()
+    {
+        $record = $this->getMockBuilder('record_adapter')
+            ->disableOriginalConstructor()
+            ->getMock();
+        $record->expects($this->any())
+            ->method('get_sbas_id')
+            ->will($this->returnValue(0));
+        $record->expects($this->any())
+            ->method('get_record_id')
+            ->will($this->returnValue(self::$DI['record_1']->get_record_id()));
+
+        $this->insertOneFeedItem(self::$DI['user'], true, 1, $record);
+        $this->assertCount(0, self::$DI['app']['EM']->getRepository('Entities\FeedItem')->loadLatest(self::$DI['app'], 20));
+    }
+
+    public function testLoadLatestWithDeletedRecord()
+    {
+        $record = $this->getMockBuilder('record_adapter')
+                  ->disableOriginalConstructor()
+                  ->getMock();
+        $record->expects($this->any())
+            ->method('get_sbas_id')
+            ->will($this->returnValue(self::$DI['record_1']->get_sbas_id()));
+        $record->expects($this->any())
+            ->method('get_record_id')
+            ->will($this->returnValue(0));
+
+        $this->insertOneFeedItem(self::$DI['user'], true, 1, $record);
+        $this->assertCount(0, self::$DI['app']['EM']->getRepository('Entities\FeedItem')->loadLatest(self::$DI['app'], 20));
+    }
 }