diff --git a/src/Symfony/Component/Translation/Dumper/YamlFileDumper.php b/src/Symfony/Component/Translation/Dumper/YamlFileDumper.php
index 5920fef20c..870fb98380 100644
--- a/src/Symfony/Component/Translation/Dumper/YamlFileDumper.php
+++ b/src/Symfony/Component/Translation/Dumper/YamlFileDumper.php
@@ -26,6 +26,10 @@ class YamlFileDumper extends FileDumper
      */
     protected function format(MessageCatalogue $messages, $domain)
     {
+        if (!class_exists('Symfony\Component\Yaml\Yaml')) {
+            throw new \LogicException('Dumping translations in the YAML format requires the Symfony Yaml component.');
+        }
+
         return Yaml::dump($messages->all($domain));
     }
 
diff --git a/src/Symfony/Component/Translation/Loader/CsvFileLoader.php b/src/Symfony/Component/Translation/Loader/CsvFileLoader.php
index ddcf595baf..fc927601d9 100644
--- a/src/Symfony/Component/Translation/Loader/CsvFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/CsvFileLoader.php
@@ -71,7 +71,10 @@ class CsvFileLoader extends ArrayLoader
         }
 
         $catalogue = parent::load($messages, $locale, $domain);
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/IcuDatFileLoader.php b/src/Symfony/Component/Translation/Loader/IcuDatFileLoader.php
index a36cd76e71..71ba90a39d 100644
--- a/src/Symfony/Component/Translation/Loader/IcuDatFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/IcuDatFileLoader.php
@@ -52,7 +52,10 @@ class IcuDatFileLoader extends IcuResFileLoader
         $messages = $this->flatten($rb);
         $catalogue = new MessageCatalogue($locale);
         $catalogue->add($messages, $domain);
-        $catalogue->addResource(new FileResource($resource.'.dat'));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource.'.dat'));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/IcuResFileLoader.php b/src/Symfony/Component/Translation/Loader/IcuResFileLoader.php
index d864c7bd0c..2f8037fb16 100644
--- a/src/Symfony/Component/Translation/Loader/IcuResFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/IcuResFileLoader.php
@@ -52,7 +52,10 @@ class IcuResFileLoader implements LoaderInterface
         $messages = $this->flatten($rb);
         $catalogue = new MessageCatalogue($locale);
         $catalogue->add($messages, $domain);
-        $catalogue->addResource(new DirectoryResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\DirectoryResource')) {
+            $catalogue->addResource(new DirectoryResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/IniFileLoader.php b/src/Symfony/Component/Translation/Loader/IniFileLoader.php
index 3f01ab4e99..1b3a7b1911 100644
--- a/src/Symfony/Component/Translation/Loader/IniFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/IniFileLoader.php
@@ -38,7 +38,10 @@ class IniFileLoader extends ArrayLoader
         $messages = parse_ini_file($resource, true);
 
         $catalogue = parent::load($messages, $locale, $domain);
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/MoFileLoader.php b/src/Symfony/Component/Translation/Loader/MoFileLoader.php
index 9cab3f0d8d..ab4e7a9574 100644
--- a/src/Symfony/Component/Translation/Loader/MoFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/MoFileLoader.php
@@ -66,7 +66,10 @@ class MoFileLoader extends ArrayLoader
         }
 
         $catalogue = parent::load($messages, $locale, $domain);
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/PhpFileLoader.php b/src/Symfony/Component/Translation/Loader/PhpFileLoader.php
index 1cc9d06d9c..9ce2e7d2fa 100644
--- a/src/Symfony/Component/Translation/Loader/PhpFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/PhpFileLoader.php
@@ -42,7 +42,10 @@ class PhpFileLoader extends ArrayLoader
         $messages = require $resource;
 
         $catalogue = parent::load($messages, $locale, $domain);
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/PoFileLoader.php b/src/Symfony/Component/Translation/Loader/PoFileLoader.php
index 8c8f1a297a..b5d12e9821 100644
--- a/src/Symfony/Component/Translation/Loader/PoFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/PoFileLoader.php
@@ -44,7 +44,10 @@ class PoFileLoader extends ArrayLoader
         }
 
         $catalogue = parent::load($messages, $locale, $domain);
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/QtFileLoader.php b/src/Symfony/Component/Translation/Loader/QtFileLoader.php
index aacfb4a55e..6dd0696c6f 100644
--- a/src/Symfony/Component/Translation/Loader/QtFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/QtFileLoader.php
@@ -68,7 +68,10 @@ class QtFileLoader implements LoaderInterface
                 }
                 $translation = $translation->nextSibling;
             }
-            $catalogue->addResource(new FileResource($resource));
+
+            if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+                $catalogue->addResource(new FileResource($resource));
+            }
         }
 
         libxml_use_internal_errors($internalErrors);
diff --git a/src/Symfony/Component/Translation/Loader/XliffFileLoader.php b/src/Symfony/Component/Translation/Loader/XliffFileLoader.php
index 79723f3830..a36217268d 100644
--- a/src/Symfony/Component/Translation/Loader/XliffFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/XliffFileLoader.php
@@ -69,7 +69,10 @@ class XliffFileLoader implements LoaderInterface
 
             $catalogue->set((string) $source, $target, $domain);
         }
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }
diff --git a/src/Symfony/Component/Translation/Loader/YamlFileLoader.php b/src/Symfony/Component/Translation/Loader/YamlFileLoader.php
index e50e0fa385..fb0946cc57 100644
--- a/src/Symfony/Component/Translation/Loader/YamlFileLoader.php
+++ b/src/Symfony/Component/Translation/Loader/YamlFileLoader.php
@@ -43,6 +43,10 @@ class YamlFileLoader extends ArrayLoader
             throw new NotFoundResourceException(sprintf('File "%s" not found.', $resource));
         }
 
+        if (!class_exists('Symfony\Component\Yaml\Parser')) {
+            throw new \LogicException('Loading translations from the YAML format requires the Symfony Yaml component.');
+        }
+
         if (null === $this->yamlParser) {
             $this->yamlParser = new YamlParser();
         }
@@ -64,7 +68,10 @@ class YamlFileLoader extends ArrayLoader
         }
 
         $catalogue = parent::load($messages, $locale, $domain);
-        $catalogue->addResource(new FileResource($resource));
+
+        if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
+            $catalogue->addResource(new FileResource($resource));
+        }
 
         return $catalogue;
     }