Warning: Undefined variable $koneksi in /home/ourjourn/public_html/Web1-Raka/pages/master/edit.php on line 40

Fatal error: Uncaught TypeError: mysqli_real_escape_string(): Argument #1 ($mysql) must be of type mysqli, null given in /home/ourjourn/public_html/Web1-Raka/pages/master/edit.php:40 Stack trace: #0 /home/ourjourn/public_html/Web1-Raka/pages/master/edit.php(40): mysqli_real_escape_string() #1 {main} thrown in /home/ourjourn/public_html/Web1-Raka/pages/master/edit.php on line 40