Fatal error: Uncaught Exception: PDO Error: SQLSTATE[42000]: Syntax error or access violation: 1064 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 Query: SELECT * FROM ai_unesubcategorias WHERE ai_unesubcategorias.id_categoria= in /var/www/vhosts/unecol.com/unecol.com/tinymvc/sysfiles/plugins/tinymvc_pdo.php:508 Stack trace: #0 /var/www/vhosts/unecol.com/unecol.com/tinymvc/sysfiles/plugins/tinymvc_pdo.php(438): TinyMVC_PDO->_query('SELECT * FROM a...', NULL, 0, 2) #1 /var/www/vhosts/unecol.com/unecol.com/tinymvc/myapp/models/subcategorias_model.php(28): TinyMVC_PDO->query('SELECT * FROM a...') #2 /var/www/vhosts/unecol.com/unecol.com/tinymvc/myapp/controllers/productos/public.php(33): Subcategorias_Model->obtener_subcategorias_categoria(NULL) #3 /var/www/vhosts/unecol.com/unecol.com/tinymvc/sysfiles/TinyMVC.php(193): Public_Controller->index() #4 /var/www/vhosts/unecol.com/unecol.com/htdocs/index.php(72): tmvc->main() #5 in /var/www/vhosts/unecol.com/unecol.com/tinymvc/sysfiles/plugins/tinymvc_pdo.php on line 508