WARNING(2): "include_once(/home/ientertainment/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/system/classes/system_info/TimezoneSetter.inc.php): failed to open stream: No such file or directory"

WARNING(2): "include_once(): Failed opening '/home/ientertainment/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/system/classes/system_info/TimezoneSetter.inc.php' for inclusion (include_path='.:/opt/plesk/php/7.4/share/pear')"

USER WARNING(512): "/var/www/vhosts/independent-entertainment.de/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/cache/MainFactory-load-persistent_data_cache-7f868d200cf21ed7aea5d7b038a5ab43.pdc cannot be deleted"

FATAL ERROR(1): "Uncaught Error: Class 'TimezoneSetter' not found in /var/www/vhosts/independent-entertainment.de/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/system/core/MainFactory.inc.php(517) : eval()'d code:1
Stack trace:
#0 /var/www/vhosts/independent-entertainment.de/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/system/core/MainFactory.inc.php(517): eval()
#1 /var/www/vhosts/independent-entertainment.de/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/includes/application_top.php(92): MainFactory::create_object()
#2 /var/www/vhosts/independent-entertainment.de/web/shop/GX3_v3.10.1.1/Shopsystem/Dateien/index.php(27): include('/var/www/vhosts...')
#3 {main}
  thrown"