Fatal error: Uncaught PDOException: SQLSTATE[23000]: Integrity constraint violation: 1451 Cannot delete or update a parent row: a foreign key constraint fails (`penacova_matchcenter`.`matches`, CONSTRAINT `fk_match_player1_deck` FOREIGN KEY (`player1_deck_id`) REFERENCES `decks` (`id`)) in /home/penacova/matchcenter.premodern.pt/db/decks_db.php:62 Stack trace: #0 /home/penacova/matchcenter.premodern.pt/db/decks_db.php(62): PDOStatement->execute() #1 /home/penacova/matchcenter.premodern.pt/ui/decks/decks_controller.php(92): deleteDeck() #2 /home/penacova/matchcenter.premodern.pt/ui/ui.php(14): require('/home/penacova/...') #3 /home/penacova/matchcenter.premodern.pt/index.php(34): require('/home/penacova/...') #4 {main} thrown in /home/penacova/matchcenter.premodern.pt/db/decks_db.php on line 62