revert it..

app/Providers/App.php

@@ -2,8 +2,6 @@
 
 namespace App\Providers;
 
-use App\Exceptions\Handler;
-use Illuminate\Contracts\Debug\ExceptionHandler;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Pagination\Paginator;
 use Illuminate\Support\Facades\Schema;
@@ -27,8 +25,6 @@ class App extends Provider
             $this->app->register(\Barryvdh\LaravelIdeHelper\IdeHelperServiceProvider::class);
         }
 
-        $this->app->singleton(ExceptionHandler::class, Handler::class);
-
         Sanctum::ignoreMigrations();
     }