如何在Laravel4中使用withError with Exception错误消息?

Ros*_*ano 12 laravel laravel-4

假设我有这个 Exception Message

catch (Cartalyst\Sentry\Users\LoginRequiredException $e)
{
     echo 'Login field is required.';
}
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如何通过此消息 登录字段是否需要使用withErrors()

return Redirect::to('admin/users/create')->withInput()->withErrors();
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gia*_*kis 29

return Redirect::to('admin/users/create')
       ->withInput()
       ->withErrors(array('message' => 'Login field is required.'));
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