обновил composer (локально)

app/Http/Controllers/TimetableController.php

@@ -47,7 +47,7 @@ class TimetableController extends Controller
         }
 
         $dateTimetables = [];
-        if (!$filterTimetables->isEmpty()) {
+       // if (!$filterTimetables->isEmpty()) {
             for ($i = 0; $i < 6; $i++) {
                 $date = Carbon::parse($request->input('date'))
                     ->startOfWeek()
@@ -55,7 +55,7 @@ class TimetableController extends Controller
                     ->format('Y-m-d');
                 array_push($dateTimetables, [$date => $filterTimetables->where('date', $date)->values()]);
             }
-        }
+       // }
         return response()->json($dateTimetables, 200);
     }