全局异常信息 ex=Maximum upload size exceeded; nested exception is java.lang.IllegalStateException: org.apache.tomcat.util.http.fileupload.impl.FileSizeLimitExceededException: The field file exceeds its maximum permitted size of 20971520 bytes.<br />org.springframework.web.multipart.MaxUploadSizeExceededException: Maximum upload size exceeded; nested exception is java.lang.IllegalStateException: org.apache.tomcat.util.http.fileupload.impl.FileSizeLimitExceededException: The field file exceeds its maximum permitted size of 20971520 bytes.<br /> at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.handleParseFailure(StandardMultipartHttpServletRequest.java:124)<br /> at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.parseRequest(StandardMultipartHttpServletRequest.java:115)<br /> at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.<init>(StandardMultipartHttpServletRequest.java:88)<br /> at org.springframework.web.multipart.support.StandardServletMultipartResolver.resolveMultipart(StandardServletMultipartResolver.java:122)<br /> at org.springframework.web.servlet.DispatcherServlet.checkMultipart(DispatcherServlet.java:1208)<br /> at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1042)

我用@RestControllerAdvice拦截了全局异常，并且返回了一个响应码，用工具调能返回的，但是不知道为啥微信小程序没有响应