Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 in /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/includes/classes/cl_db_funktionen.php:359 Stack trace: #0 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/includes/classes/cl_db_funktionen.php(359): mysqli_query() #1 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/module/auftragsverwaltung/includes/cl_av_mitarbeiter.php(80): db_funktionen->gibt_es_datenbank_eintrag_mit_der_ID_schon() #2 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/module/todo/includes/inc_liste_aufgaben_nach_kategorie.php(3): av_mitarbeiter->gibt_es_mitarbeiter_mit_der_ID() #3 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/module/auswahl_liste/inc_element_auswaehlen_v117.php(96): include_once('...') #4 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/vorlagen/vorlage117.php(66): include('...') #5 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/includes/haupt/includes/inc_vorlagen.php(30): include('...') #6 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/includes/haupt/haupt.php(92): include('...') #7 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/vorlagen/hauptvorlage.php(64): include('...') #8 /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/276_Aufgaben_Liste.php(2): include('...') #9 {main} thrown in /var/www/vhosts/mediamor.de/subdomains/mpdev/httpdocs/includes/classes/cl_db_funktionen.php on line 359