laravel infyom generator api (swagger) not working

I'm new to the infyom generator. I generated an API Scaffolding Model from it.

Now when I going to test the generated API, it shows this error in the swagger document.

I was going to store data to DB for this customer model.

{
  "message": "",
  "exception": "Symfony\Component\HttpKernel\Exception\NotFoundHttpException",
  "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Routing\AbstractRouteCollection.php",
  "line": 43,
  "trace": [
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Routing\RouteCollection.php",
      "line": 162,
      "function": "handleMatchedRoute",
      "class": "Illuminate\Routing\AbstractRouteCollection",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Routing\Router.php",
      "line": 647,
      "function": "match",
      "class": "Illuminate\Routing\RouteCollection",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Routing\Router.php",
      "line": 636,
      "function": "findRoute",
      "class": "Illuminate\Routing\Router",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Routing\Router.php",
      "line": 625,
      "function": "dispatchToRoute",
      "class": "Illuminate\Routing\Router",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Kernel.php",
      "line": 166,
      "function": "dispatch",
      "class": "Illuminate\Routing\Router",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 128,
      "function": "Illuminate\Foundation\Http\{closure}",
      "class": "Illuminate\Foundation\Http\Kernel",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Middleware\TransformsRequest.php",
      "line": 21,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 167,
      "function": "handle",
      "class": "Illuminate\Foundation\Http\Middleware\TransformsRequest",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Middleware\TransformsRequest.php",
      "line": 21,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 167,
      "function": "handle",
      "class": "Illuminate\Foundation\Http\Middleware\TransformsRequest",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Middleware\ValidatePostSize.php",
      "line": 27,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 167,
      "function": "handle",
      "class": "Illuminate\Foundation\Http\Middleware\ValidatePostSize",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance.php",
      "line": 86,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 167,
      "function": "handle",
      "class": "Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\fruitcake\laravel-cors\src\HandleCors.php",
      "line": 57,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 167,
      "function": "handle",
      "class": "Fruitcake\Cors\HandleCors",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\fideloper\proxy\src\TrustProxies.php",
      "line": 57,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 167,
      "function": "handle",
      "class": "Fideloper\Proxy\TrustProxies",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Pipeline\Pipeline.php",
      "line": 103,
      "function": "Illuminate\Pipeline\{closure}",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Kernel.php",
      "line": 141,
      "function": "then",
      "class": "Illuminate\Pipeline\Pipeline",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\vendor\laravel\framework\src\Illuminate\Foundation\Http\Kernel.php",
      "line": 110,
      "function": "sendRequestThroughRouter",
      "class": "Illuminate\Foundation\Http\Kernel",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\public\index.php",
      "line": 52,
      "function": "handle",
      "class": "Illuminate\Foundation\Http\Kernel",
      "type": "->"
    },
    {
      "file": "C:\Projects\InfyOm\coreui-generator-8.0\server.php",
      "line": 21,
      "function": "require_once"
    }
  ]
}

Can anyone give me a little help?