Requête erronée: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') ORDER BY thematique' at line 1

SELECT * FROM thematiques WHERE id IN (SELECT thematiques_id FROM _users_to_thematiques WHERE _users_id = ) ORDER BY thematique


#1 /home/clients/27cdc63d28dfef5ae5ef46f4091dce87/web/cms/lib/db.php(38): obj->_error()
#2 /home/clients/27cdc63d28dfef5ae5ef46f4091dce87/web/obj/personnes.php(224): db->execQuery()
#3 /home/clients/27cdc63d28dfef5ae5ef46f4091dce87/web/pages/personnes.php(3): personnes->display()
#4 /home/clients/27cdc63d28dfef5ae5ef46f4091dce87/web/index.php(249): include()