Fatal error: Uncaught SmartyException: Plugin 'iqit_mb_substr' not callable in /home/u567384088/domains/2020ppe.co.uk/public_html/vendor/smarty/smarty/libs/sysplugins/smarty_internal_method_registerplugin.php:50 Stack trace: #0 /home/u567384088/domains/2020ppe.co.uk/public_html/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(292): Smarty_Internal_Method_RegisterPlugin->registerPlugin() #1 /home/u567384088/domains/2020ppe.co.uk/public_html/modules/iqitthemeeditor/iqitthemeeditor.php(1309): Smarty_Internal_TemplateBase->registerPlugin() #2 /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Hook.php(1234): IqitThemeEditor->hookActionDispatcher() #3 /home/u567384088/domains/2020ppe.co.uk/public_html/override/classes/Hook.php(52): HookCore::coreCallHook() #4 /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Hook.php(447): Hook::coreCallHook() #5 /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Hook.php(1126): HookCore::callHookOn() #6 /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Dispatcher.php(465): HookCore::exec() #7 /home/u567384088/domains/2020ppe.co.uk/public_html/index.php(66): DispatcherCore->dispatch() #8 {main} Next PrestaShop\PrestaShop\Core\Exception\CoreException: Plugin 'iqit_mb_substr' not callable in /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Hook.php:469 Stack trace: #0 /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Hook.php(1126): HookCore::callHookOn() #1 /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Dispatcher.php(465): HookCore::exec() #2 /home/u567384088/domains/2020ppe.co.uk/public_html/index.php(66): DispatcherCore->dispatch() #3 {main} thrown in /home/u567384088/domains/2020ppe.co.uk/public_html/classes/Hook.php on line 469