Trying to get property of non-object - Laravel Form -


i creating form many-many relationship. have posts table , activities table. there many many link using pivot table. creating form add 1 or more activities posts. receiving 'errorexception' - trying property of non-object. cannot understand why not working.

i grateful assistance can offer me.

my relevant code below.

//posts/create.blade.php  {!!form::open(['action' => 'postcontroller@store','method' => 'post',    'class'=>'form-group'])!!}   {{form::bstext('title','',['placeholder' => 'trip name'])}}   {{form::bstextarea('body','',['placeholder' => 'trip description'])}}   {{form::bssubmit('submit')}}      {{form::label('activities', 'activity:') }}   <select class="form-control select2-multi" name="activities" multiple="multiple">     @foreach($activities $activity)     <option value="{{ $activity->id }}">{{ $activity->activity_name}}     </option>     @endforeach    </select>  {!! form::close() !!}

// postscontroller

public function create()     {       $activities = activity::all();         return view('posts.create')->withactivities($activities);         $posts = post::all();      } public function store(request $request) {     // create new post using request data     // save database     $this->validate(request(), [         'title' => 'required',         'body' => 'required',      ]);   $post = post::create([     'title' =>request('title'),     'body' =>request('body'),     'user_id' => auth()->id(),     'activity_id' => id()   ]);        // , redirect somewhere in  application     return redirect()->route('posts.show', $post->id); }

this error throw when have empty variable point in blade file render / display browser. or if retrieve records db add findorfail in query prevent kind of issues. thank you.


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