After installation returns 404

[vlados]

I followed the steps for the installation but when I try to access env-manager it returns 404 The routes are declared:

git:(master) ✗ php artisan route:list | grep env
|        | POST      | admin/env-manager                        | env-manager.store              | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@store                      | web,admin                |
|        | GET|HEAD  | admin/env-manager                        | env-manager.index              | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@index                      | web,admin                |
|        | GET|HEAD  | admin/env-manager/create                 | env-manager.create             | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@create                     | web,admin                |
|        | PUT|PATCH | admin/env-manager/{env_manager}          | env-manager.update             | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@update                     | web,admin                |
|        | GET|HEAD  | admin/env-manager/{env_manager}          | env-manager.show               | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@show                       | web,admin                |
|        | DELETE    | admin/env-manager/{env_manager}          | env-manager.destroy            | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@destroy                    | web,admin                |
|        | GET|HEAD  | admin/env-manager/{env_manager}/edit     | env-manager.edit               | Jxlwqq\EnvManager\Http\Controllers\EnvManagerController@edit                       | web,admin                |