IE浏览器 AjaxForm文件上传错误：Stream ended unexpectedly
错误日志：
1 org.springframework.web.multipart.MultipartException: Failed to parse multipart servlet request; nested exception is java.io.IOException: org.apache.tomcat.util.http.fileupload.FileUploadException: Stream ended unexpectedly 2 at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.handleParseFailure(StandardMultipartHttpServletRequest.java:124) ~[spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 3 at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.parseRequest(StandardMultipartHttpServletRequest.java:115) ~[spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 4 at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.<init>(StandardMultipartHttpServletRequest.java:88) ~[spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 5 at org.springframework.web.multipart.support.StandardServletMultipartResolver.resolveMultipart(StandardServletMultipartResolver.java:87) ~[spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 6 at org.springframework.web.servlet.DispatcherServlet.checkMultipart(DispatcherServlet.java:1178) ~[spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE] 7 at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1012) ~[spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE] 8 at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943) ~[spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE] 9 at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006) [spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE] 10 at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909) [spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE] 11 at javax.servlet.http.HttpServlet.service(HttpServlet.java:652) [tomcat-embed-core-9.0.37.jar:4.0.FR] 12 at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883) [spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE] 13 at javax.servlet.http.HttpServlet.service(HttpServlet.java:733) [tomcat-embed-core-9.0.37.jar:4.0.FR] 14 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) [tomcat-embed-core-9.0.37.jar:9.0.37] 15 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 16 at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) [tomcat-embed-websocket-9.0.37.jar:9.0.37] 17 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-9.0.37.jar:9.0.37] 18 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 19 at com.abchina.taihang.framework.service.filter.ThreadContextCleanerFilter.doFilter(ThreadContextCleanerFilter.java:45) [taihang-boot-starter-web-3.0.3.jar:3.0.3] 20 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-9.0.37.jar:9.0.37] 21 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 22 at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 23 at com.abchina.taihang.framework.service.filter.CharacterEncodingConversionFilter.doFilterInternal(CharacterEncodingConversionFilter.java:97) [taihang-boot-starter-web-3.0.3.jar:3.0.3] 24 at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 25 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-9.0.37.jar:9.0.37] 26 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 27 at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 28 at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 29 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-9.0.37.jar:9.0.37] 30 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 31 at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 32 at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 33 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-9.0.37.jar:9.0.37] 34 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 35 at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93) [spring-boot-actuator-2.3.2.RELEASE.jar:2.3.2.RELEASE] 36 at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) [spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 37 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-9.0.37.jar:9.0.37] 38 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-9.0.37.jar:9.0.37] 39 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202) [tomcat-embed-core-9.0.37.jar:9.0.37] 40 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [tomcat-embed-core-9.0.37.jar:9.0.37] 41 at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541) [tomcat-embed-core-9.0.37.jar:9.0.37] 42 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) [tomcat-embed-core-9.0.37.jar:9.0.37] 43 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) [tomcat-embed-core-9.0.37.jar:9.0.37] 44 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) [tomcat-embed-core-9.0.37.jar:9.0.37] 45 at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) [tomcat-embed-core-9.0.37.jar:9.0.37] 46 at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373) [tomcat-embed-core-9.0.37.jar:9.0.37] 47 at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) [tomcat-embed-core-9.0.37.jar:9.0.37] 48 at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868) [tomcat-embed-core-9.0.37.jar:9.0.37] 49 at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1589) [tomcat-embed-core-9.0.37.jar:9.0.37] 50 at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-embed-core-9.0.37.jar:9.0.37] 51 at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [na:1.8.0_221] 52 at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [na:1.8.0_221] 53 at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-embed-core-9.0.37.jar:9.0.37] 54 at java.lang.Thread.run(Unknown Source) [na:1.8.0_221] 55 Caused by: java.io.IOException: org.apache.tomcat.util.http.fileupload.FileUploadException: Stream ended unexpectedly 56 at org.apache.catalina.connector.Request.parseParts(Request.java:2916) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 57 at org.apache.catalina.connector.Request.getParts(Request.java:2771) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 58 at org.apache.catalina.connector.RequestFacade.getParts(RequestFacade.java:1098) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 59 at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest.parseRequest(StandardMultipartHttpServletRequest.java:95) ~[spring-web-5.2.8.tb1.RELEASE.jar:5.2.8.RELEASE] 60 ... 51 common frames omitted 61 Caused by: org.apache.tomcat.util.http.fileupload.FileUploadException: Stream ended unexpectedly 62 at org.apache.tomcat.util.http.fileupload.FileUploadBase.parseRequest(FileUploadBase.java:308) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 63 at org.apache.catalina.connector.Request.parseParts(Request.java:2869) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 64 ... 54 common frames omitted 65 Caused by: org.apache.tomcat.util.http.fileupload.MultipartStream$MalformedStreamException: Stream ended unexpectedly 66 at org.apache.tomcat.util.http.fileupload.MultipartStream.readHeaders(MultipartStream.java:520) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 67 at org.apache.tomcat.util.http.fileupload.impl.FileItemIteratorImpl.findNextItem(FileItemIteratorImpl.java:232) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 68 at org.apache.tomcat.util.http.fileupload.impl.FileItemIteratorImpl.hasNext(FileItemIteratorImpl.java:301) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 69 at org.apache.tomcat.util.http.fileupload.FileUploadBase.parseRequest(FileUploadBase.java:285) ~[tomcat-embed-core-9.0.37.jar:9.0.37] 70 ... 55 common frames omitted
IE浏览器操作报错、谷歌没有问题很奇葩
找了很多资料，检查代码、最后。。。。。
已解决：form的最后一项不能为空，最后地方加上一个隐藏表单赋个值就好了
参考链接 https://blog.csdn.net/lebron3v/article/details/83377407
