Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, phpbb\template\twig\definition given in /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php:607
Stack trace:
#0 /home/.sites/723/site1328/web/forum_diagatherer/cache/production/twig/45/4537095016a15e8c2c663fa73b62e59d0a8b1ca52ea166b366964fdcfcea4794.php(264): Twig\Template->getAttribute(Object(phpbb\template\twig\definition), 'STYLESHEETS', Array)
#1 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php(455): __TwigTemplate_d82d2fc560de1b7e85fdfbf400dbafe8e8eec94a07d8ef4b546b5887c7da587e->doDisplay(Array, Array)
#2 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php(422): Twig\Template->displayWithErrorHandling(Array, Array)
#3 /home/.sites/723/site1328/web/forum_diagatherer/cache/production/twig/3b/3b931257734e7475ab601527ed225c4b64e64b5419c68d0d0adf2b8b82994d42.php(37): Twig\Template->display(Array)
#4 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php(455): __TwigTemplate_bb5406b61b85efa7ae7db4b4c83889496a2bc636a24aa4f294c3fc9c125bbff3->doDisplay(Array, Array)
#5 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php(422): Twig\Template->displayWithErrorHandling(Array, Array)
#6 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php(434): Twig\Template->display(Array)
#7 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/TemplateWrapper.php(47): Twig\Template->render(Array, Array)
#8 /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Environment.php(384): Twig\TemplateWrapper->render(Array)
#9 /home/.sites/723/site1328/web/forum_diagatherer/phpbb/template/twig/environment.php(224): Twig\Environment->render('ucp_agreement.h...', Array)
#10 /home/.sites/723/site1328/web/forum_diagatherer/phpbb/template/twig/environment.php(194): phpbb\template\twig\environment->display_with_assets('ucp_agreement.h...', Array)
#11 /home/.sites/723/site1328/web/forum_diagatherer/phpbb/template/twig/twig.php(317): phpbb\template\twig\environment->display('ucp_agreement.h...', Array)
#12 /home/.sites/723/site1328/web/forum_diagatherer/includes/functions.php(4613): phpbb\template\twig\twig->display('body')
#13 /home/.sites/723/site1328/web/forum_diagatherer/includes/functions_module.php(1028): page_footer()
#14 /home/.sites/723/site1328/web/forum_diagatherer/ucp.php(77): p_master->display('Registrieren')
#15 {main}
  thrown in /home/.sites/723/site1328/web/forum_diagatherer/vendor/twig/twig/src/Template.php on line 607