array_column() expects parameter 1 to be array, null given

Datum
    1. März 2021, 04:38

Aufgerufene URL
    POST /acp/index.php?user-group-edit/39/

Referrer
    https://mgs-multigamingsunshine.de/acp/index.php?user-group-edit/39/

Browser
    Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:86.0) Gecko/20100101 Firefox/86.0

Arbeitsspeicher
    8,86 MiB / 512 MiB

Fehlermeldung
    array_column() expects parameter 1 to be array, null given

Art
    wcf\system\exception\ErrorException

Datei (Zeile)
    /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/system/WCF.class.php (343)

Stacktrace

        [internal function] (?): wcf\system\WCF::handleError(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/system/discord/type/RoleMultiSelectDiscordType.class.php (33): array_column(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/acp/templates/compiled/0_wcf_1_userGroupAdd.php (1198): wcf\system\discord\type\RoleMultiSelectDiscordType->getFormElement(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/system/template/TemplateEngine.class.php (334): include(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/page/AbstractPage.class.php (323): wcf\system\template\TemplateEngine->display(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/acp/form/UserGroupAddForm.class.php (247): wcf\page\AbstractPage->show(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/page/AbstractPage.class.php (114): wcf\acp\form\UserGroupAddForm->show(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/system/request/Request.class.php (83): wcf\page\AbstractPage->__run(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/lib/system/request/RequestHandler.class.php (107): wcf\system\request\Request->execute(…)
        /var/www/vhosts/mgs-multigamingsunshine.de/httpdocs/forum/acp/index.php (9): wcf\system\request\RequestHandler->handle(…)