CodeIgniter Execution Error

Pesan: Controller or its method is not found: \App\Controllers\Public::vendors
File: /home/awamoutd/cn.cahayanabila.com/system/CodeIgniter.php (Baris: 994)

Stack Trace:
#0 /home/awamoutd/cn.cahayanabila.com/system/CodeIgniter.php(994): CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound()
#1 /home/awamoutd/cn.cahayanabila.com/system/CodeIgniter.php(387): CodeIgniter\CodeIgniter->display404errors()
#2 /home/awamoutd/cn.cahayanabila.com/index.php(32): CodeIgniter\CodeIgniter->run()
#3 {main}