Fatal error: Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, array given in /home/pni/wms/vendor/ZF2/library/Zend/Stdlib/ArrayUtils.php:230 Stack trace: #0 /home/pni/wms/vendor/ZF2/library/Zend/Stdlib/ArrayUtils.php(230): method_exists() #1 /home/pni/wms/vendor/ZF2/library/Zend/Stdlib/ArrayUtils.php(247): Zend\Stdlib\ArrayUtils::iteratorToArray() #2 /home/pni/wms/vendor/ZF2/library/Zend/View/Model/JsonModel.php(61): Zend\Stdlib\ArrayUtils::iteratorToArray() #3 /home/pni/wms/vendor/ZF2/library/Zend/View/Renderer/JsonRenderer.php(135): Zend\View\Model\JsonModel->serialize() #4 /home/pni/wms/vendor/ZF2/library/Zend/View/View.php(205): Zend\View\Renderer\JsonRenderer->render() #5 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/View/Http/DefaultRenderingStrategy.php(103): Zend\View\View->render() #6 [internal function]: Zend\Mvc\View\Http\DefaultRenderingStrategy->render() #7 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(444): call_user_func() #8 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(205): Zend\EventManager\EventManager->triggerListeners() #9 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Application.php(353): Zend\EventManager\EventManager->trigger() #10 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Application.php(328): Zend\Mvc\Application->completeRequest() #11 /home/pni/public_html/index.php(48): Zend\Mvc\Application->run() #12 {main} thrown in /home/pni/wms/vendor/ZF2/library/Zend/Stdlib/ArrayUtils.php on line 230