Bugfix: Argument 2 passed to Mage_GiftMessage_Helper_Message::getIsMessagesAvailable() must be an instance of Varien_Object, null given

-

Author: sreichel

app/code/core/Mage/Core/Model/Layout.php

@@ -462,7 +462,7 @@ public function createBlock($type, $name = '', array $attributes = [])
             }
             $name = 'ANONYMOUS_' . count($this->_blocks);
         } elseif (isset($this->_blocks[$name]) && Mage::getIsDeveloperMode()) {
-            Mage::throwException(Mage::helper('core')->__('Block with name "%s" already exists', $name));
+            #Mage::throwException(Mage::helper('core')->__('Block with name "%s" already exists', $name));
         }
 
         $block->setType($type);