Abstract address session() details

app/Http/Controllers/SystemController.php

@@ -575,7 +575,7 @@ class SystemController extends Controller
 			session()->flash('accordion','filearea');
 
 			// Ensure we have session details for this address.
-			if (! $ao->session('sespass'))
+			if (! $ao->pass_session)
 				return redirect()->back()->withErrors('System doesnt belong to this network');
 
 			$ao->fileareas()->syncWithPivotValues($request->get('id',[]),['subscribed'=>Carbon::now()]);