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/adressen/inc/php7fix/mysql2i.class.php:409 Stack trace: #0 /var/www/adressen/inc/php7fix/mysql2i.class.php(409): mysqli_query() #1 /var/www/adressen/inc/php7fix/mysql2i.func.php(251): mysql2i::mysql_query() #2 /var/www/adressen/kt_address.php(38): mysql_query() #3 {main} thrown in /var/www/adressen/inc/php7fix/mysql2i.class.php on line 409