Strange fatal error

After installation I got this strange error:

An error occured E_ERROR pe linia 300 in the file /home/girbova/public_html/wp-content/plugins/simple-file-list/includes/ee-class.php. Error message: Uncaught Error: Call to undefined function mime_content_type() in /home/girbova/public_html/wp-content/plugins/simple-file-list/includes/ee-class.php:300
Stack trace:
#0 /home/girbova/public_html/wp-content/plugins/simple-file-list/ee-list-display.php(48): eeSFL_FREE_MainClass->eeSFL_UpdateFileListArray()
#1 /home/girbova/public_html/wp-content/plugins/simple-file-list/ee-admin-page.php(91): include('/home/girbova/p...')
#2 /home/girbova/public_html/wp-includes/class-wp-hook.php(287): eeSFL_FREE_ManageLists('')
#3 /home/girbova/public_html/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters('', Array)
#4 /home/girbova/public_html/wp-includes/plugin.php(484): WP_Hook->do_action(Array)
#5 /home/girbova/public_html/wp-admin/admin.php(259): do_action('toplevel_page_e...')
#6 /home/girbova/public_html/wp-admin/index.php(10): require_once('/home/girbova/p...')
#7 {main}
 thrown

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