SpringMVC文件上传报错org.apache.catalina.connector.RequestFacade cannot be cast to org

心海恋歌

java.lang.ClassCastException: org.apache.catalina.connector.RequestFacade cannot be cast to org.springframework.web.multipart.MultipartHttpServletRequest　　...
　　at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
　　at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
　　at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
　　at java.lang.reflect.Method.invoke(Method.java:597)
　　at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:213)
　　at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:126)
　　at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:96)
　　at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:617)
　　at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:578)
　　at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80)
　　at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923)
　　at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
　　at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
　　at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789)
　　at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
　　at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
　　at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
　　at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
　　at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
　　at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
　　at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
　　at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
　　at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
　　at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
　　at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
　　at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
　　at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
　　at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
　　at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
　　at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
　　at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
　　at java.lang.Thread.run(Thread.java:619)