Fatal error: Uncaught Error: Call to undefined method Pengumuman::withPublicSidebar() in /www/wwwroot/smp.alazharmandiri.sch.id/app/controllers/Pengumuman.php:18 Stack trace: #0 /www/wwwroot/smp.alazharmandiri.sch.id/app/core/App.php(107): Pengumuman->index() #1 /www/wwwroot/smp.alazharmandiri.sch.id/public/index.php(88): App->__construct() #2 {main} thrown in /www/wwwroot/smp.alazharmandiri.sch.id/app/controllers/Pengumuman.php on line 18