Fatal error: Uncaught TypeError: getArtistSongs(): Argument #3 ($artist_id) must be of type int, null given, called in /home/admin/domains/homeofsongs.ug/public_html/song.php on line 40 and defined in /home/admin/domains/homeofsongs.ug/public_html/essential/funcs/audio-func.php:333 Stack trace: #0 /home/admin/domains/homeofsongs.ug/public_html/song.php(40): getArtistSongs() #1 /home/admin/domains/homeofsongs.ug/public_html/router.php(56): include_once('...') #2 /home/admin/domains/homeofsongs.ug/public_html/router.php(11): route() #3 /home/admin/domains/homeofsongs.ug/public_html/routes.php(27): get() #4 {main} thrown in /home/admin/domains/homeofsongs.ug/public_html/essential/funcs/audio-func.php on line 333