데이타 처리중 오류가 발생했습니다.

egovframework.gonet.kariimg.web.KariimgController.image_down(KariimgController.java:525) sun.reflect.GeneratedMethodAccessor904.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:215) org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132) org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104) org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:745) org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:685) org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:919) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:851) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:953) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844) javax.servlet.http.HttpServlet.service(HttpServlet.java:489) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829) javax.servlet.http.HttpServlet.service(HttpServlet.java:583) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:212) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156) egovframework.com.cmm.filter.XssFilter.doFilter(XssFilter.java:23) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156) org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:168) org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483) org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:346) org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:535) org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:934) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1698) org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) java.lang.Thread.run(Thread.java:750)