Fatal error: Uncaught mysqli_sql_exception: Cannot delete or update a parent row: a foreign key constraint fails (`u388256217_sintesa`.`tagihan_daftar_transaksi`, CONSTRAINT `fk_trans_pelanggan` FOREIGN KEY (`id_pelanggan`) REFERENCES `tagihan_daftar_pelanggan` (`ID_Pelanggan`) ON UPDATE CASCADE) in /home/u388256217/domains/uobk.click/public_html/Tagihan/pelanggan_proses.php:39 Stack trace: #0 /home/u388256217/domains/uobk.click/public_html/Tagihan/pelanggan_proses.php(39): mysqli_stmt_execute() #1 {main} thrown in /home/u388256217/domains/uobk.click/public_html/Tagihan/pelanggan_proses.php on line 39