diff --git a/CHANGELOG.md b/CHANGELOG.md
index e64e017cc8..0961b8d4e7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@
   - BC Break : Removed `bin/console check:config` command.
   - BC Break : Removed `bin/console check:system` command, replaced by `bin/setup check:system`.
   - BC Break : Removed `bin/console system:upgrade` command, replaced by `bin/setup system:upgrade`.
+  - BC Break : Removed `bin/console check:ensure-production-settings` and `bin/console check:ensure-dev-settings` 
+    commands, replaced by `bin/console check:config`.
   - BC break : Configuration simplification, optimized for performances.
   - BC Break : Time limits are now applied on templates application.
 
diff --git a/bin/console b/bin/console
index 15fbe40d52..fc96f20a29 100755
--- a/bin/console
+++ b/bin/console
@@ -27,6 +27,7 @@ use Alchemy\Phrasea\Command\UpgradeDBDatas;
 use Alchemy\Phrasea\CLI;
 use Alchemy\Phrasea\Command\Plugin\AddPlugin;
 use Alchemy\Phrasea\Command\Plugin\RemovePlugin;
+use Alchemy\Phrasea\Command\CheckConfig;
 
 require_once __DIR__ . '/../lib/autoload.php';
 
@@ -60,6 +61,7 @@ try {
     $app->command(new \module_console_aboutLicense('about:license'));
 
     $app->command(new \module_console_checkExtension('check:extension'));
+    $app->command(new CheckConfig('check:config'));
 
     $app->command(new UpgradeDBDatas('system:upgrade-datas'));
 
diff --git a/lib/Alchemy/Phrasea/Command/CheckConfig.php b/lib/Alchemy/Phrasea/Command/CheckConfig.php
new file mode 100644
index 0000000000..63ffb03f47
--- /dev/null
+++ b/lib/Alchemy/Phrasea/Command/CheckConfig.php
@@ -0,0 +1,80 @@
+<?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\Command;
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Alchemy\Phrasea\Setup\Requirements\BinariesRequirements;
+use Alchemy\Phrasea\Setup\Requirements\FilesystemRequirements;
+use Alchemy\Phrasea\Setup\Requirements\LocalesRequirements;
+use Alchemy\Phrasea\Setup\Requirements\PhraseaRequirements;
+use Alchemy\Phrasea\Setup\Requirements\PhpRequirements;
+use Alchemy\Phrasea\Setup\Requirements\SystemRequirements;
+use Alchemy\Phrasea\Command\Setup\CheckEnvironment;
+
+class CheckConfig extends CheckEnvironment
+{
+    const CHECK_OK = 0;
+    const CHECK_WARNING = 1;
+    const CHECK_ERROR = 2;
+
+    public function __construct($name = null)
+    {
+        parent::__construct($name);
+
+        $this->setDescription("Checks environment");
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doExecute(InputInterface $input, OutputInterface $output)
+    {
+        $ret = parent::doExecute($input, $output);
+
+        foreach ($this->container['phraseanet.appbox']->get_databoxes() as $databox) {
+            $output->writeln("\nDatabox <info>".$databox->get_viewname()."</info> fields configuration\n");
+            foreach ($databox->get_meta_structure() as $field) {
+                if ($field->get_original_source() !== $field->get_tag()->getTagname()) {
+                    $status = ' <comment>WARNING</comment>  ';
+                    $info = sprintf(" (Described as '<comment>%s</comment>', this source does not seem to exist)", $field->get_original_source());
+                } else {
+                    $status = ' <info>OK</info>       ';
+                    $info = '';
+                }
+                $output->writeln($status.$databox->get_viewname() . "::".$field->get_name().$info);
+            }
+            $output->writeln("\n");
+        }
+
+        $output->writeln("\nCache configuration\n");
+
+        $cache = str_replace('Alchemy\\Phrasea\\Cache\\', '', get_class($this->container['cache']));
+        $opCodeCache = str_replace('Alchemy\\Phrasea\\Cache\\', '', get_class($this->container['opcode-cache']));
+
+        if ('ArrayCache' === $cache) {
+            $output->writeln(' <comment>WARNING</comment>  Current cache configuration uses <comment>ArrayCache</comment> (Or cache server is unreachable). Please check your cache configuration to use a cache server.');
+        } else {
+            $output->writeln(' <info>OK</info>       Current cache configuration uses <info>'. $cache .'</info>');
+        }
+
+        if ('ArrayCache' === $opCodeCache) {
+            $output->writeln(' <comment>WARNING</comment>  Current opcode cache configuration uses <comment>ArrayCache</comment>. Please check your cache configuration to use an opcode cache.');
+        } else {
+            $output->writeln(' <info>OK</info>       Current opcode cache configuration uses <info>'. $opCodeCache .'</info>');
+        }
+
+        return $ret;
+    }
+}
diff --git a/lib/Alchemy/Phrasea/Controller/Admin/Fields.php b/lib/Alchemy/Phrasea/Controller/Admin/Fields.php
index ed845a5944..0202f3bc5e 100644
--- a/lib/Alchemy/Phrasea/Controller/Admin/Fields.php
+++ b/lib/Alchemy/Phrasea/Controller/Admin/Fields.php
@@ -379,7 +379,7 @@ class Fields implements ControllerProviderInterface
     private function validateTagField(array $field)
     {
         try {
-            \databox_field::loadClassFromTagName($field['tag']);
+            \databox_field::loadClassFromTagName($field['tag'], true);
         } catch (\Exception_Databox_metadataDescriptionNotFound $e) {
             throw new BadRequestHttpException(_(sprintf('Provided tag %s is unknown.', $field['tag'])));
         }
diff --git a/lib/classes/databox/field.php b/lib/classes/databox/field.php
index 41736ed9c1..944b8d04df 100644
--- a/lib/classes/databox/field.php
+++ b/lib/classes/databox/field.php
@@ -143,6 +143,7 @@ class databox_field implements cache_cacheableInterface
     protected $Vocabulary;
     protected $VocabularyRestriction = false;
     protected $on_error = false;
+    protected $original_src;
 
     const TYPE_TEXT = "text";
     const TYPE_DATE = "date";
@@ -200,7 +201,8 @@ class databox_field implements cache_cacheableInterface
 
         $this->id = (int) $id;
 
-        $this->tag = self::loadClassFromTagName($row['src']);
+        $this->original_src = $row['src'];
+        $this->tag = self::loadClassFromTagName($row['src'], false);
 
         if ($row['src'] != $this->tag->getTagname()) {
             $this->on_error = true;
@@ -315,6 +317,11 @@ class databox_field implements cache_cacheableInterface
         return $this->databox->get_connection();
     }
 
+    public function get_original_source()
+    {
+        return $this->original_src;
+    }
+
     /**
      *
      * @return databox
@@ -527,7 +534,7 @@ class databox_field implements cache_cacheableInterface
      * @return \PHPExiftool\Driver\Tag
      * @throws Exception_Databox_metadataDescriptionNotFound
      */
-    public static function loadClassFromTagName($tagName)
+    public static function loadClassFromTagName($tagName, $throwException = true)
     {
         $tagName = str_replace('/rdf:rdf/rdf:description/', '', $tagName);
 
@@ -545,15 +552,22 @@ class databox_field implements cache_cacheableInterface
             $classname = '\\Alchemy\\Phrasea\\Metadata\\Tag\\' . $tagName;
 
             if ( ! class_exists($classname)) {
-                throw new Exception_Databox_metadataDescriptionNotFound(sprintf("tagname %s not found", $tagName));
+                if ($throwException) {
+                    throw new Exception_Databox_metadataDescriptionNotFound(sprintf("tagname %s not found", $tagName));
+                } else {
+                    $tag = new Alchemy\Phrasea\Metadata\Tag\Nosource();
+                }
+            } else {
+                $tag = new $classname();
             }
-
-            $tag = new $classname();
         } else {
             try {
                 $tag = TagFactory::getFromRDFTagname($tagName);
             } catch (TagUnknown $e) {
-                throw new NotFoundHttpException(sprintf("Tag %s not found", $tagName), $e);
+                if ($throwException) {
+                    throw new NotFoundHttpException(sprintf("Tag %s not found", $tagName), $e);
+                }
+                $tag = new Alchemy\Phrasea\Metadata\Tag\Nosource();
             }
         }