Fatal error: Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, null given in /home/pni/wms/vendor/ZF2/library/Zend/Form/View/Helper/AbstractHelper.php:284
Stack trace:
#0 /home/pni/wms/vendor/ZF2/library/Zend/Form/View/Helper/AbstractHelper.php(284): method_exists()
#1 /home/pni/wms/vendor/ZF2/library/Zend/Form/View/Helper/AbstractHelper.php(173): Zend\Form\View\Helper\AbstractHelper->getDoctypeHelper()
#2 /home/pni/wms/vendor/ZF2/library/Zend/Form/View/Helper/Form.php(85): Zend\Form\View\Helper\AbstractHelper->getDoctype()
#3 /home/pni/wms/cart/module/TfwAuth/src/TfwAuth/View/Helper/LoginForm.php(65): Zend\Form\View\Helper\Form->openTag()
#4 /home/pni/wms/cart/module/TfwAuth/src/TfwAuth/View/Helper/LoginForm.php(47): TfwAuth\View\Helper\LoginForm->get()
#5 /home/pni/wms/cart/module/TfwAuth/view/tfw-auth/tfw-auth/index.phtml(60): TfwAuth\View\Helper\LoginForm->__invoke()
#6 /home/pni/wms/vendor/ZF2/library/Zend/View/Renderer/PhpRenderer.php(501): include('...')
#7 /home/pni/wms/vendor/ZF2/library/Zend/View/View.php(205): Zend\View\Renderer\PhpRenderer->render()
#8 /home/pni/wms/vendor/ZF2/library/Zend/View/View.php(233): Zend\View\View->render()
#9 /home/pni/wms/vendor/ZF2/library/Zend/View/View.php(198): Zend\View\View->renderChildren()
#10 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/View/Http/DefaultRenderingStrategy.php(103): Zend\View\View->render()
#11 [internal function]: Zend\Mvc\View\Http\DefaultRenderingStrategy->render()
#12 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(444): call_user_func()
#13 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(205): Zend\EventManager\EventManager->triggerListeners()
#14 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Application.php(353): Zend\EventManager\EventManager->trigger()
#15 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Application.php(328): Zend\Mvc\Application->completeRequest()
#16 /home/pni/public_html/index.php(48): Zend\Mvc\Application->run()
#17 {main}
thrown in /home/pni/wms/vendor/ZF2/library/Zend/Form/View/Helper/AbstractHelper.php on line 284