Fixed chart and redirect

app/Http/Controllers/Auth/AuthController.php

@@ -109,7 +109,7 @@ class AuthController extends Controller
         }
         App::abort(500, 'Not a user!');
 
-        return false;
+        return redirect('/');
     }
 
 }

app/Http/Controllers/Chart/BudgetController.php

@@ -135,7 +135,7 @@ class BudgetController extends Controller
             }
         }
 
-        $noBudgetExpenses = $repository->getWithoutBudgetSum($start, $end);
+        $noBudgetExpenses = $repository->getWithoutBudgetSum($start, $end) * -1;
         $allEntries->push([trans('firefly.noBudget'), 0, 0, $noBudgetExpenses]);
 
         foreach ($allEntries as $entry) {