There is no permission named `on` for guard `web

i am using spatie role and permission package and i am getting this error when i want to add permission to role There is no permission named onfor guardweb.

<?php

namespace App\Http\Livewire\Admin\App\Roles;

use Livewire\Component;
use Illuminate\Http\Response;
use Spatie\Permission\Models\Role;
use Spatie\Permission\Models\Permission;

class Index extends Component
{
    public $permissions = [];
    public $create;
    public $name;

    protected $rules = [
        'name' => 'required|min:4',
    ];
    public function create()
    {
        if (auth()->check()) {
            $this->validate();
            $roles = Role::create([
                'name' => $this->name,
            ]);
            $roles->syncPermissions($this->permissions);
            session()->flash('success', 'role was added successfully!');

            $this->reset();

            return redirect()->route('admin.roles.list');
        }

         abort(Response::HTTP_FORBIDDEN);
    }

    public function render()
    {
        $permission = Permission::get();
        return view('livewire.admin.app.roles.index',[
            'permission' => $permission,
        ]);
    }
}

blade

<div>
    <div class="row">
        <div class="col-lg-12 margin-tb">
            <div class="pull-left">
                <h2>Create New Role</h2>
            </div>
            <div class="pull-right">
                <a class="btn btn-primary" href="{{ route('admin.roles.list') }}"> Back</a>
            </div>
        </div>
    </div>

    @if (count($errors) > 0)
        <div class="alert alert-danger">
            <strong>Whoops!</strong> There were some problems with your input.<br><br>
            <ul>
                @foreach ($errors->all() as $error)
                    <li>{{ $error }}</li>
                @endforeach
            </ul>
        </div>
    @endif

    <form wire:submit.prevent="create" action="" class="">
        <div class="row">
            <div class="col-xs-12 col-sm-12 col-md-12">
                <div class="form-group">
                    <strong>Name:</strong>
                    <input wire:model.defer="name" type="text" class="">
                </div>
            </div>
            <div class="col-xs-12 col-sm-12 col-md-12">
                <div class="form-group">
                    <strong>Permission:</strong>

                    @foreach($permission as $value)
                    <label><input wire:model.defer="permissions"   type="checkbox" class="">
                    {{ $value->name }}</label>
                    @endforeach

                </div>
            </div>
            <div class="col-xs-12 col-sm-12 col-md-12 text-center">
                <button type="submit" class="bg-purple-400">Submit</button>
            </div>
        </div>
    </form>
</div>

seeder

    public function run()
    {
        $permissions = [
            'role-list',
            'role-create',
            'role-edit',
            'role-delete',
            'post-list',
            'post-create',
            'post-edit',
            'post-delete',
            'comment-list',
            'comment-create',
            'comment-edit',
            'comment-delete',
            'channel-list',
            'channel-create',
            'channel-edit',
            'channel-delete'
         ];

         foreach ($permissions as $permission) {
              Permission::create(['name' => $permission]);
         }
     }

}