Cannot access protected property Joomla\CMS\Menu\MenuItem::$params

Salut,

we try to move from joomla 3 to 4. First we installed the latest MaxiMenuCK PRO on our Joomla 3, Version maximenuck-pro_10.0.5
Unfortunately we get the following error.
Joomla 4.2.9, PHP 8.1.17

What can we do?

Cannot access protected property Joomla\CMS\Menu\MenuItem::$params
/var/www/vhosts/pmi-gc.de/test2.pmi-gc.de/modules/mod_maximenuck/tmpl/default2.php:69
Call stack
#FunctionLocation
1()JROOT/modules/mod_maximenuck/tmpl/default2.php:69
2require()JROOT/modules/mod_maximenuck/mod_maximenuck.php:510
3include()JROOT/libraries/src/Dispatcher/ModuleDispatcher.php:52
4Joomla\CMS\Dispatcher\ModuleDispatcher::Joomla\CMS\Dispatcher\{closure}()JROOT/libraries/src/Dispatcher/ModuleDispatcher.php:55
5Joomla\CMS\Dispatcher\ModuleDispatcher->dispatch()JROOT/libraries/src/Helper/ModuleHelper.php:281
6Joomla\CMS\Helper\ModuleHelper::renderRawModule()JROOT/libraries/src/Helper/ModuleHelper.php:161
7Joomla\CMS\Helper\ModuleHelper::renderModule()JROOT/libraries/src/Document/Renderer/Html/ModuleRenderer.php:99
8Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:50
9Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()JROOT/libraries/src/Document/HtmlDocument.php:565
10Joomla\CMS\Document\HtmlDocument->getBuffer()JROOT/libraries/src/Document/HtmlDocument.php:848
11Joomla\CMS\Document\HtmlDocument->_renderTemplate()JROOT/libraries/src/Document/HtmlDocument.php:633
12Joomla\CMS\Document\HtmlDocument->render()JROOT/libraries/src/Application/CMSApplication.php:1017
13Joomla\CMS\Application\CMSApplication->render()JROOT/libraries/src/Application/SiteApplication.php:722
14Joomla\CMS\Application\SiteApplication->render()JROOT/libraries/src/Application/CMSApplication.php:299
15Joomla\CMS\Application\CMSApplication->execute()JROOT/includes/app.php:61
16require_once()JROOT/index.php:32

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Joomla says, that compatibility informations are not available.

Maximenu CK Modul 10.0.5 Keine Kompatibilitätsinformationen Keine Kompatibilitätsinformationen
Maximenu CK Params Package Paket 4.2.2 Keine Kompatibilitätsinformationen Keine Kompatibilitätsinformationen
System - Maximenu CK Mobile Plugin 2.0.24 Keine Kompatibilitätsinformationen Keine Kompatibilitätsinformationen

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Hi
edit the module >> advanced >> layout >> set it ion "default"
the "default2" layout is obsolete and shall not be used anymore
you will find all needed infos about the migration here
forum.joomlack.fr/index.php/3-boite-a-id...2-joomla-4-migration

Maximenu CK Params Package >> obsolete , must be replaced by Maximenu CK Pro (it seems that you already have it as you write that you have the 10.0.5 for the module, so follow the steps here)
forum.joomlack.fr/index.php/4-maximenu-c...maximenu-ck-v8-to-v9

System - Maximenu CK Mobile Plugin >> obsolete, must be replaced with Mobile Menu CK
forum.joomlack.fr/index.php/mobile-menu-...-with-mobile-menu-ck

CEd

Joomlack Webmaster and Developer

by ced1870

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