Deprecated: explode(): Passing null to parameter #2 ($string) of type string is deprecated in /var/www/vhosts/tangente.li/httpdocs/header_script.inc on line 15

Fatal error: Uncaught mysqli_sql_exception: Table 'tang_webseite.main_menu' doesn't exist in /var/www/vhosts/tangente.li/httpdocs/queries.inc:805 Stack trace: #0 /var/www/vhosts/tangente.li/httpdocs/queries.inc(805): mysqli->query() #1 /var/www/vhosts/tangente.li/httpdocs/prog_lib.inc(46): make_query() #2 /var/www/vhosts/tangente.li/httpdocs/header_script.inc(17): get_main_menu() #3 /var/www/vhosts/tangente.li/httpdocs/index.php(2): include_once('...') #4 {main} thrown in /var/www/vhosts/tangente.li/httpdocs/queries.inc on line 805