There was an unexpected error (type=Method Not Allowed, status=405). Request method ‘POST‘ not suppo

Whitelabel Error Page

This application has no explicit mapping for /error, so you are seeing this as a fallback.
Thu Jul 16 10:34:43 CST 2020
There was an unexpected error (type=Method Not Allowed, status=405).
Request method 'POST' not supported
org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported
	at org.springframework.web.servlet.support.WebContentGenerator.checkRequest(WebContentGenerator.java:381)
	at org.springframework.web.servlet.resource.ResourceHttpRequestHandler.handleRequest(ResourceHttpRequestHandler.java:498)
	at org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter.handle(HttpRequestHandlerAdapter.java:53)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909)

ajax请求后加上return false；