[fa966594fc0bd75b34ca1049] /index.php?diff=next&oldid=214154&title=Grande_Bont%C3%A9_%28niveau_de_Halo_2%29 Error: Using $this when not in object context

Backtrace:

from /home/common/header.php(235)
#0 /home/wikihalo/www/LocalSettings.php(372): include()
#1 /home/wikihalo/www/includes/HookContainer/HookContainer.php(159): {closure:/home/wikihalo/www/LocalSettings.php:371}()
#2 /home/wikihalo/www/includes/HookContainer/HookRunner.php(3487): MediaWiki\HookContainer\HookContainer->run()
#3 /home/wikihalo/www/includes/Setup.php(456): MediaWiki\HookContainer\HookRunner->onSetupAfterCache()
#4 /home/wikihalo/www/includes/WebStart.php(85): require_once(string)
#5 /home/wikihalo/www/index.php(50): require(string)
#6 {main}