Deprecated: Creation of dynamic property StaticMenu::$_description is deprecated in /home/merijn/portal/system/dev/class/menus/class.staticmenu.php on line 39

Deprecated: Creation of dynamic property v5datefilter::$_uniqueId is deprecated in /home/merijn/portal/system/dev/class/v5/class.v5datefilter.php on line 11

Deprecated: Creation of dynamic property v5datefilter::$_uniqueId is deprecated in /home/merijn/portal/system/dev/class/v5/class.v5datefilter.php on line 11

Deprecated: Creation of dynamic property StaticMenu::$_description is deprecated in /home/merijn/portal/system/dev/class/menus/class.staticmenu.php on line 39

Deprecated: Creation of dynamic property StaticMenu::$_description is deprecated in /home/merijn/portal/system/dev/class/menus/class.staticmenu.php on line 39

Fatal error: Uncaught TypeError: Cannot increment StaticMenuItem in /home/merijn/portal/system/dev/core/collections/class.collection.php:180 Stack trace: #0 /home/merijn/portal/system/dev/class/menus/class.10.staticmenuitem.php(248): Collection->remove() #1 /home/merijn/portal/system/dev/class/menus/class.staticmenu.php(68): StaticMenuItem->addChild() #2 /home/merijn/portal/system/dev/class/v5/abstract.v5component.php(62): StaticMenu->getItems() #3 /var/portal/plugins/v5_twente2018/components/tpl.pagefooter.php(215): V5component->getMenu() #4 /home/merijn/portal/system/dev/class/v5/abstract.v5component.php(50): include('...') #5 /home/merijn/portal/system/dev/site/response/abstract.htmlresponse.php(210): V5component->getHTML() #6 /home/merijn/portal/template_sets/V5/tpl/tpl.default.php(129): HTMLresponse->_getV5component() #7 /home/merijn/portal/system/dev/site/response/class.pageResponse.php(16): include('...') #8 /home/merijn/portal/system/dev/site/modules/class.modNews.php(190): pageResponse->flush() #9 /home/merijn/portal/system/dev/site/modules/class.modNews.php(68): modNews->_listNews() #10 /home/merijn/portal/system/dev/site/class.sitemain.php(51): modNews->run() #11 /home/merijn/portal/system/dev/site/class.sitemain.php(35): SiteMain->_runModule() #12 /var/portal/www/index.php(11): SiteMain->__construct() #13 {main} thrown in /home/merijn/portal/system/dev/core/collections/class.collection.php on line 180