doesn't show uploaded files in webhost 

I uploaded it to my godaddy host 
but I can not preview the uploaded images 
i got an internal error 500 

when i open an error log i see this erorr

PHP Fatal error:  Uncaught Error: Call to undefined function AngularFilemanager\LocalBridge\finfo_open() in /home/huy38fjm5kbp/public_html/product/cando/_inc/bridges/php-local/LocalBridge/FileManagerApi.php:215

any suggestion 