Fatal error: Uncaught Error: Call to a member function getMageuserid() on null in /home/buyart/public_html/app/code/local/Webkul/Marketplace/Block/Feedback.php:7 Stack trace: #0 /home/buyart/public_html/app/code/local/Mage/Core/Model/Layout.php(491): Webkul_Marketplace_Block_Feedback->__construct(Array) #1 /home/buyart/public_html/app/code/local/Mage/Core/Model/Layout.php(437): Mage_Core_Model_Layout->_getBlockInstance('Webkul_Marketpl...', Array) #2 /home/buyart/public_html/app/code/local/Mage/Core/Model/Layout.php(472): Mage_Core_Model_Layout->createBlock('marketplace/fee...', 'review_form') #3 /home/buyart/public_html/app/code/local/Mage/Core/Model/Layout.php(239): Mage_Core_Model_Layout->addBlock('marketplace/fee...', 'review_form') #4 /home/buyart/public_html/app/code/local/Mage/Core/Model/Layout.php(205): Mage_Core_Model_Layout->_generateBlock(Object(Mage_Core_Model_Layout_Element), Object(Mage_Core_Model_Layout_Element)) #5 /home/buyart/public_html/app/code/local/Mage/Core/Model/Layout.php(210): Mage_Core_Model_Lay in /home/buyart/public_html/app/code/local/Webkul/Marketplace/Block/Feedback.php on line 7