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Whitelabel Error Page
This application has no explicit mapping for /error, so you are seeing this as a fallback.
Sun Dec 08 12:22:59 CST 2019
There was an unexpected error (type=Internal Server Error, status=500).
An error happened during template parsing (template: "class path resource [templates/adminManageCourse.html]")
竟然跟controller中写的顺序有关。。。
@controller中的东西顺着往下写吧。。。
按理说不应该啊，可我把写的顺序换了就莫名其妙地好了。。
玄学一般。。。
不知道为啥。。