Warning: in_array() expects parameter 2 to be array, null given in system/modules/core/library/Contao/System.php on line 140
#0 [internal function]: __error(2, 'in_array() expe...', '/var/www/vhosts...', 140, Array)
#1 system/modules/core/library/Contao/System.php(140): in_array('getInstance', NULL)
#2 system/modules/core/library/Contao/InsertTags.php(1128): Contao\System->import('MoreInsertTags')
#3 system/modules/core/library/Contao/Controller.php(692): Contao\InsertTags->replace('output(true)
#6 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#7 index.php(20): Contao\FrontendIndex->run()
#8 {main}
Fatal error: Class 'MoreInsertTags' not found in /var/www/vhosts/7/137443/webspace/httpdocs/hotelpost.co.at/system/modules/core/library/Contao/System.php on line 140