diff --git a/src/Symfony/Bridge/Doctrine/Form/ChoiceList/ORMQueryBuilderLoader.php b/src/Symfony/Bridge/Doctrine/Form/ChoiceList/ORMQueryBuilderLoader.php
index 6501f8393e..3a19d717ea 100644
--- a/src/Symfony/Bridge/Doctrine/Form/ChoiceList/ORMQueryBuilderLoader.php
+++ b/src/Symfony/Bridge/Doctrine/Form/ChoiceList/ORMQueryBuilderLoader.php
@@ -72,7 +72,7 @@ class ORMQueryBuilderLoader implements EntityLoaderInterface
             $values = array_values(array_filter($values, function ($v) {
                 return (string) $v === (string) (int) $v || ctype_digit($v);
             }));
-        } elseif ('guid' === $metadata->getTypeOfField($identifier)) {
+        } elseif (in_array($metadata->getTypeOfField($identifier), array('uuid', 'guid'))) {
             $parameterType = Connection::PARAM_STR_ARRAY;
 
             // Like above, but we just filter out empty strings.
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Fixtures/GuidIdEntity.php b/src/Symfony/Bridge/Doctrine/Tests/Fixtures/GuidIdEntity.php
new file mode 100644
index 0000000000..517f574951
--- /dev/null
+++ b/src/Symfony/Bridge/Doctrine/Tests/Fixtures/GuidIdEntity.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Doctrine\Tests\Fixtures;
+
+use Doctrine\ORM\Mapping\Id;
+use Doctrine\ORM\Mapping\Column;
+use Doctrine\ORM\Mapping\Entity;
+
+/** @Entity */
+class GuidIdEntity
+{
+    /** @Id @Column(type="guid") */
+    protected $id;
+
+    public function __construct($id)
+    {
+        $this->id = $id;
+    }
+}
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Fixtures/UuidIdEntity.php b/src/Symfony/Bridge/Doctrine/Tests/Fixtures/UuidIdEntity.php
new file mode 100644
index 0000000000..4998f7d7c5
--- /dev/null
+++ b/src/Symfony/Bridge/Doctrine/Tests/Fixtures/UuidIdEntity.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Doctrine\Tests\Fixtures;
+
+use Doctrine\ORM\Mapping\Id;
+use Doctrine\ORM\Mapping\Column;
+use Doctrine\ORM\Mapping\Entity;
+
+/** @Entity */
+class UuidIdEntity
+{
+    /** @Id @Column(type="uuid") */
+    protected $id;
+
+    public function __construct($id)
+    {
+        $this->id = $id;
+    }
+}
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Form/ChoiceList/ORMQueryBuilderLoaderTest.php b/src/Symfony/Bridge/Doctrine/Tests/Form/ChoiceList/ORMQueryBuilderLoaderTest.php
index 29486af84a..22a421ccef 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Form/ChoiceList/ORMQueryBuilderLoaderTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Form/ChoiceList/ORMQueryBuilderLoaderTest.php
@@ -87,6 +87,38 @@ class ORMQueryBuilderLoaderTest extends TestCase
         $loader->getEntitiesByIds('id', array(1, '', 2, 3, 'foo', '9223372036854775808'));
     }
 
+    /**
+     * @dataProvider provideGuidEntityClasses
+     */
+    public function testFilterEmptyUuids($entityClass)
+    {
+        $em = DoctrineTestHelper::createTestEntityManager();
+
+        $query = $this->getMockBuilder('QueryMock')
+            ->setMethods(array('setParameter', 'getResult', 'getSql', '_doExecute'))
+            ->getMock();
+
+        $query->expects($this->once())
+            ->method('setParameter')
+            ->with('ORMQueryBuilderLoader_getEntitiesByIds_id', array('71c5fd46-3f16-4abb-bad7-90ac1e654a2d', 'b98e8e11-2897-44df-ad24-d2627eb7f499'), Connection::PARAM_STR_ARRAY)
+            ->willReturn($query);
+
+        $qb = $this->getMockBuilder('Doctrine\ORM\QueryBuilder')
+            ->setConstructorArgs(array($em))
+            ->setMethods(array('getQuery'))
+            ->getMock();
+
+        $qb->expects($this->once())
+            ->method('getQuery')
+            ->willReturn($query);
+
+        $qb->select('e')
+            ->from($entityClass, 'e');
+
+        $loader = new ORMQueryBuilderLoader($qb);
+        $loader->getEntitiesByIds('id', array('71c5fd46-3f16-4abb-bad7-90ac1e654a2d', '', 'b98e8e11-2897-44df-ad24-d2627eb7f499'));
+    }
+
     public function testEmbeddedIdentifierName()
     {
         if (Version::compare('2.5.0') > 0) {
@@ -120,4 +152,12 @@ class ORMQueryBuilderLoaderTest extends TestCase
         $loader = new ORMQueryBuilderLoader($qb);
         $loader->getEntitiesByIds('id.value', array(1, '', 2, 3, 'foo'));
     }
+
+    public function provideGuidEntityClasses()
+    {
+        return array(
+            array('Symfony\Bridge\Doctrine\Tests\Fixtures\GuidIdEntity'),
+            array('Symfony\Bridge\Doctrine\Tests\Fixtures\UuidIdEntity'),
+        );
+    }
 }
diff --git a/src/Symfony/Component/DomCrawler/Form.php b/src/Symfony/Component/DomCrawler/Form.php
index db1c6ebb64..cf0b496a10 100644
--- a/src/Symfony/Component/DomCrawler/Form.php
+++ b/src/Symfony/Component/DomCrawler/Form.php
@@ -172,6 +172,18 @@ class Form extends Link implements \ArrayAccess
             if (!empty($qs)) {
                 parse_str($qs, $expandedValue);
                 $varName = substr($name, 0, strlen(key($expandedValue)));
+
+                array_walk_recursive(
+                    $expandedValue,
+                    function (&$value, $key) {
+                        if (ctype_digit($value) && ('size' === $key || 'error' === $key)) {
+                            $value = (int) $value;
+                        }
+                    }
+                );
+
+                reset($expandedValue);
+
                 $values = array_replace_recursive($values, array($varName => current($expandedValue)));
             }
         }
diff --git a/src/Symfony/Component/DomCrawler/Tests/FormTest.php b/src/Symfony/Component/DomCrawler/Tests/FormTest.php
index 1c7ebe7f7a..6164b1ca7c 100644
--- a/src/Symfony/Component/DomCrawler/Tests/FormTest.php
+++ b/src/Symfony/Component/DomCrawler/Tests/FormTest.php
@@ -462,6 +462,15 @@ class FormTest extends TestCase
 
         $form = $this->createForm('<form method="post"><input type="file" name="f.o o[bar][ba.z]" /><input type="file" name="f.o o[bar][]" /><input type="text" name="bar" value="bar" /><input type="submit" /></form>');
         $this->assertEquals(array('f.o o' => array('bar' => array('ba.z' => array('name' => '', 'type' => '', 'tmp_name' => '', 'error' => 4, 'size' => 0), array('name' => '', 'type' => '', 'tmp_name' => '', 'error' => 4, 'size' => 0)))), $form->getPhpFiles(), '->getPhpFiles() preserves periods and spaces in names recursively');
+
+        $form = $this->createForm('<form method="post"><input type="file" name="foo[bar]" /><input type="text" name="bar" value="bar" /><input type="submit" /></form>');
+        $files = $form->getPhpFiles();
+
+        $this->assertSame(0, $files['foo']['bar']['size'], '->getPhpFiles() converts size to int');
+        $this->assertSame(4, $files['foo']['bar']['error'], '->getPhpFiles() converts error to int');
+
+        $form = $this->createForm('<form method="post"><input type="file" name="size[error]" /><input type="text" name="error" value="error" /><input type="submit" /></form>');
+        $this->assertEquals(array('size' => array('error' => array('name' => '', 'type' => '', 'tmp_name' => '', 'error' => 4, 'size' => 0))), $form->getPhpFiles(), '->getPhpFiles() int conversion does not collide with file names');
     }
 
     /**