webSphere加载图片出错 ibm jkd1.4

下列错误是过滤器抛出来的，第一句为输出语句：求助中……
[12-11-28 17:47:32:988 CST]  dfcee0a SystemOut     O /ent_bpms/oa/yn/images/YN_Icon02.gifip----172.18.8.61
[12-11-28 17:47:32:988 CST]  dfcee0a WebGroup      E SRVE0026E: ［Servlet 错误］－［］：sun.io.MalformedInputException
at sun.io.ByteToCharGB18030.convert(ByteToCharGB18030.java(Compiled Code))
at sun.nio.cs.StreamDecoder$ConverterSD.convertInto(StreamDecoder.java:286)
at sun.nio.cs.StreamDecoder$ConverterSD.implRead(StreamDecoder.java:336)
at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:222)
at java.io.InputStreamReader.read(InputStreamReader.java:207)
at java.io.Reader.read(Reader.java:112)
at com.ibm.ws.webcontainer.servlet.SimpleFileServlet.writeResponseToClient(SimpleFileServlet.java:425)
at com.ibm.ws.webcontainer.servlet.SimpleFileServlet.doGet(SimpleFileServlet.java:328)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110)
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174)
at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313)
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116)
at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283)
at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42)
at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java:40)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:76)
at com.gdcn.operate.RefreshFilter.filter(RefreshFilter.java(Compiled Code))
at com.gdcn.operate.RefreshFilter.doFilter(RefreshFilter.java:66)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:132)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:71)
at SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:43)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:132)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:71)
at com.gdcn.commons.detect.DetectFilter.doFilter(DetectFilter.java:71)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:132)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:71)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:965)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:555)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:200)
at com.ibm.ws.webcontainer.srt.WebAppInvoker.doForward(WebAppInvoker.java:119)
at com.ibm.ws.webcontainer.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:276)
at com.ibm.ws.webcontainer.cache.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:71)
at com.ibm.ws.webcontainer.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:182)
at com.ibm.ws.webcontainer.oselistener.OSEListenerDispatcher.service(OSEListener.java:334)
at com.ibm.ws.webcontainer.http.HttpConnection.handleRequest(HttpConnection.java:56)
at com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java:618)
at com.ibm.ws.http.HttpConnection.run(HttpConnection.java:439)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:593)