1.使用response.sendRedirect("/login")时报错,控制台报错如下: Cannot call sendError() after the response has been committed.字面意思是:提交响应之后,无法再调用. 其实就是response调用了两次 我正在做一个springboot的项目,使用Filter过滤器在过滤一些请求url时,因为有些页面的url请求地址是要登录之后才能进入的,所以用一个全局的过滤器Fitler,过判断此url是否有
Whitelabel Error Page This application has no explicit mapping for /error, so you are seeing this as a fallback. Sat Dec 07 20:12:22 CST 2019 There was an unexpected error (type=Not Found, status=404). No message available 错误写法1: <a th:href="r