Fatal error: Unable to load cache resource 'eventListener-24'

Information:

error message: Unable to load cache resource 'eventListener-24'
error code: 0
file: /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/cache/CacheHandler.class.php (214)
php version: 5.2.17
wcf version: 1.0.11 pl 3 (Horizon)
date: Fri, 18 Jan 2019 09:35:35 +0000
request: /index.php?page=User&userID=6&s=24e5c51025f110ad8933a0215f0d7543e3a42c05
referer:

Stacktrace:

#0 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/cache/CacheHandler.class.php(196): CacheHandler->loadCacheFile(Array)
#1 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/cache/CacheHandler.class.php(155): CacheHandler->load(Array)
#2 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/event/EventHandler.class.php(54): CacheHandler->get('eventListener-2...')
#3 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/event/EventHandler.class.php(136): EventHandler::loadActions()
#4 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/auth/UserAuth.class.php(28): EventHandler::fireAction('UserAuth', 'loadInstance')
#5 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/session/CookieSessionFactory.class.php(34): UserAuth::getInstance()
#6 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/session/SessionFactory.class.php(71): CookieSessionFactory->create()
#7 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/lib/system/WBBCore.class.php(172): SessionFactory->get()
#8 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/wcf/lib/system/WCF.class.php(95): WBBCore->initSession()
#9 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/global.php(24): WCF->__construct()
#10 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/html/index.php(7): require_once('/srv/www/htdocs...')
#11 /srv/www/htdocs/forumprofi.de/backend/files/software/WBBLite/installations/main2/npxptc-4s6e-538/index.php(5): require_once('/srv/www/htdocs...')
#12 {main}