源自：3-1 人生中第一个SpringBoot程序

浏览器访问显示404

Whitelabel Error Page

This application has no explicit mapping for /error, so you are seeing this as a fallback.

Wed Feb 10 17:49:24 CST 2021

There was an unexpected error (type=Not Found, status=404).

提问者：慕运维9159822 2021-02-10 17:52