Issue Error 500 - IMG Upload

[WFX_BR]

i wanted to upload an img to my forum and got this error... any suggestions? AH01071: Got error 'PHP message: PHP Fatal error: require(): Failed opening required '/var/www/vhosts/maklergruppe.at/forum.wefox.at/vendor/ralouphie/mimey/mime.types.php' (include_path='.:/opt/plesk/php/7.4/share/pear') in /var/www/vhosts/maklergruppe.at/forum.wefox.at/vendor/ralouphie/mimey/src/MimeTypes.php on line 105', referer: https://forum.wefox.at/dashboard/settings/branding