Merge pull request #52 from cjsewell/master

Unserialize only if value is a string

src/ORM/FieldType/MultiValueField.php

@@ -38,7 +38,7 @@ public function getValue()
         if (is_null($value)) {
             $value = $this->getField('Value');
         }
-        $this->value = $this->unserializeData($value);
+        $this->value = is_string($value) ? $this->unserializeData($value) : $value;
         return $this->value;
     }