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

Information:

error message: Unable to load cache resource 'cronjobs-24'
error code: 0
file: C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\wcf\lib\system\cache\CacheHandler.class.php (214)
php version: 5.6.40
wcf version: 1.0.10 (Horizon)
date: Sat, 14 Sep 2024 08:29:08 +0000
request: /forum/index.php?action=BoardMarkAllAsRead&s=1ca4c0c88b4b32f5ca984ccf6f1be2cb7666b53c
referer: https://the-open-forum.com/forum/index.php?action=BoardMarkAllAsRead&s=1ca4c0c88b4b32f5ca984ccf6f1be2cb7666b53c

Stacktrace:

#0 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\wcf\lib\system\cache\CacheHandler.class.php(196): CacheHandler->loadCacheFile(Array)
#1 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\wcf\lib\system\cache\CacheHandler.class.php(155): CacheHandler->load(Array)
#2 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\lib\system\WBBCore.class.php(47): CacheHandler->get('cronjobs-24', 'nextExec')
#3 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\lib\system\WBBCore.class.php(34): WBBCore->initCronjobs()
#4 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\wcf\lib\system\WCF.class.php(93): WBBCore->initTPL()
#5 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\global.php(18): WCF->__construct()
#6 C:\inetpub\vhosts\the-open-forum.com\httpdocs\forum\index.php(7): require_once('C:\\inetpub\\vhos...')
#7 {main}