Fatal error: Uncaught Error: Call to undefined function app() in C:\xampp\htdocs\systemcolas\storage\framework\views\a977fc66069868bc2b044c58a82429cf2d8aba3d.php:1 Stack trace: #0 {main} thrown in C:\xampp\htdocs\systemcolas\storage\framework\views\a977fc66069868bc2b044c58a82429cf2d8aba3d.php on line 1