method_exists(): Argument #1 error as below after Joomla upgrade

-- url of the page with the problem -- : aspirationimages.com
-- HikaShop version -- : 5.1.0
-- Joomla version -- : 5.1.1
-- PHP version -- : 8.2.20
-- Browser(s) name and version -- : Safari 17.5
-- Error-message(debug-mod must be tuned on) -- : method_exists(): Argument #1 ($object_or_class) must be of type object|string, bool given

Hi,
After upgrading Joomla to 5.1.1 I am getting error method_exists(): Argument #1 ($object_or_class) must be of type object|string, bool given
when trying to access Orders tab in Hikashop as per photo.

Any solution please?
bob

Thanks. This is what I got.

An error has occurred.
0 method_exists(): Argument #1 ($object_or_class) must be of type object|string, bool given
Call Stack
# Function Location
1 () JROOT/administrator/components/com_hikashop/classes/shipping.php:883
2 method_exists() JROOT/administrator/components/com_hikashop/classes/shipping.php:883
3 hikashopShippingClass->getShippingName() JROOT/administrator/components/com_hikashop/classes/shipping.php:823
4 hikashopShippingClass->getAllShippingNames() JROOT/administrator/components/com_hikashop/views/order/tmpl/listing.php:272
5 include() JROOT/libraries/src/MVC/View/HtmlView.php:416
6 Joomla\CMS\MVC\View\HtmlView->loadTemplate() JROOT/administrator/components/com_hikashop/helpers/helper.php:2799
7 hikashopView->loadTemplate() JROOT/libraries/src/MVC/View/HtmlView.php:204
8 Joomla\CMS\MVC\View\HtmlView->display() JROOT/administrator/components/com_hikashop/helpers/helper.php:2753
9 hikashopView->display() JROOT/administrator/components/com_hikashop/views/order/view.html.php:30
10 OrderViewOrder->display() JROOT/libraries/src/MVC/Controller/BaseController.php:697
11 Joomla\CMS\MVC\Controller\BaseController->display() JROOT/administrator/components/com_hikashop/helpers/helper.php:2460
12 hikashopController->display() JROOT/administrator/components/com_hikashop/helpers/helper.php:2196
13 hikashopController->listing() JROOT/libraries/src/MVC/Controller/BaseController.php:730
14 Joomla\CMS\MVC\Controller\BaseController->execute() JROOT/administrator/components/com_hikashop/helpers/helper.php:2438
15 hikashopController->execute() JROOT/administrator/components/com_hikashop/hikashop.php:73
16 require_once() JROOT/libraries/src/Dispatcher/LegacyComponentDispatcher.php:71
17 Joomla\CMS\Dispatcher\LegacyComponentDispatcher::Joomla\CMS\Dispatcher\{closure}() JROOT/libraries/src/Dispatcher/LegacyComponentDispatcher.php:73
18 Joomla\CMS\Dispatcher\LegacyComponentDispatcher->dispatch() JROOT/libraries/src/Component/ComponentHelper.php:361
19 Joomla\CMS\Component\ComponentHelper::renderComponent() JROOT/libraries/src/Application/AdministratorApplication.php:150
20 Joomla\CMS\Application\AdministratorApplication->dispatch() JROOT/libraries/src/Application/AdministratorApplication.php:195
21 Joomla\CMS\Application\AdministratorApplication->doExecute() JROOT/libraries/src/Application/CMSApplication.php:306
22 Joomla\CMS\Application\CMSApplication->execute() JROOT/administrator/includes/app.php:58
23 require_once() JROOT/administrator/index.php:32

Thanks. That fixed it.
bob