diff --git a/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC6613Test.php b/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC6613Test.php
new file mode 100644
index 000000000..30e4f5276
--- /dev/null
+++ b/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC6613Test.php
@@ -0,0 +1,127 @@
+<?php
+/**
+ *
+ * User: Uladzimir Struts <Sysaninster@gmail.com>
+ * Date: 11.08.2017
+ * Time: 12:28
+ */
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+
+use Doctrine\DBAL\Schema\SchemaException;
+use Doctrine\ORM\Mapping\Column;
+use Doctrine\ORM\Mapping\Embeddable;
+use Doctrine\ORM\Mapping\Entity;
+use Doctrine\ORM\Mapping\Id;
+use Doctrine\ORM\Mapping\GeneratedValue;
+use Doctrine\ORM\Mapping\ManyToOne;
+use Doctrine\ORM\PersistentCollection;
+use Doctrine\ORM\Proxy\Proxy;
+use Doctrine\Tests\Models\DDC6613\Phone;
+use Doctrine\Tests\Models\DDC6613\User;
+
+
+class DDC6613Test extends \Doctrine\Tests\OrmFunctionalTestCase
+{
+
+    public function setUp()
+    {
+        parent::setUp();
+
+        try {
+            $this->setUpEntitySchema(
+                [
+                    DDC6613Phone::class,
+                    DDC6613User::class
+                ]
+            );
+        } catch (SchemaException $e) {
+        }
+    }
+
+    public function testFail()
+    {
+        $user = new DDC6613User();
+        $this->_em->persist($user);
+        $this->_em->flush();
+
+        $this->_em->clear();
+
+        /** @var User $user */
+        $user = $this->_em->find(User::class, 1);
+        $phone1 = new DDC6613Phone();
+        $phones = $user->phones;
+        $user->phones->add($phone1);
+        $this->_em->persist($phone1);
+        $this->_em->flush();
+
+        $phone2 = new DDC6613Phone();
+        $user->phones->add($phone2);
+        $this->_em->persist($phone2);
+
+        /* @var $phones PersistentCollection */
+//        $phones = $user->phones;
+
+        self::assertInstanceOf(PersistentCollection::class, $phones);
+        self::assertFalse($phones->isInitialized());
+
+        $phones->initialize();
+
+        self::assertTrue($phones->isInitialized());
+        self::assertCount(2, $phones);
+
+        $this->_em->flush();
+
+        self::assertFalse($phones->isDirty());
+        self::assertTrue($phones->isInitialized());
+        self::assertCount(2, $user->phones);
+    }
+
+}
+
+/**
+ * @Entity
+ * @Table(name="ddc6613_user")
+ */
+class DDC6613User
+{
+    /**
+     * @Id
+     * @GeneratedValue(strategy="NONE")
+     * @Column(type="string")
+     */
+    private $id;
+
+    /**
+     * @ManyToMany(targetEntity="Phone", fetch="LAZY", cascade={"remove", "detach"})
+     */
+    public $phones;
+
+    public function __construct()
+    {
+        $this->id     = uniqid('user', true);
+        $this->phones = new ArrayCollection();
+    }
+
+
+}
+
+/**
+ * @Table(name="ddc6613_phone")
+ */
+class DDC6613Phone
+{
+
+    /**
+     * @Id
+     * @GeneratedValue(strategy="NONE")
+     * @Column(type="integer")
+     */
+    public $id;
+
+    public function __construct()
+    {
+        $this->id = uniqid('phone', true);
+    }
+}
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