ErrorException: htmlspecialchars() expects parameter 1 to be string laravel . Not sending any data to blade

I am getting this exception even though I am not sending any data. Sometime it works when I logout and login again after getting error. Any clue what might be wrong?

Only things I am accessing in the blade are-

I tried commenting these, Then also I am getting the same error.

Menu item

<li class="menuItems" id="support"><a href="">Admin Support</a></li>

web.php

Route::get('/support','AdminSupport@support')->name('support');

Controller

public function support()
  {
    return view('Admin.support');
  }

via Chebli Mohamed