Warning: Undefined global variable $_SESSION in /customers/d/a/c/wedgedoc.com/httpd.www/03-portfolio/includes/dbconnection.php on line 10

Warning: Trying to access array offset on null in /customers/d/a/c/wedgedoc.com/httpd.www/03-portfolio/includes/dbconnection.php on line 10

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 'ORDER BY ItemOrder' at line 1 in /customers/d/a/c/wedgedoc.com/httpd.www/03-portfolio/includes/dbconnection.php:11
Stack trace:
#0 /customers/d/a/c/wedgedoc.com/httpd.www/03-portfolio/includes/dbconnection.php(11): mysqli_query(Object(mysqli), 'SELECT GalleryI...')
#1 /customers/d/a/c/wedgedoc.com/httpd.www/03-portfolio/index.php(2): include('/customers/d/a/...')
#2 {main}
  thrown in /customers/d/a/c/wedgedoc.com/httpd.www/03-portfolio/includes/dbconnection.php on line 11