was8.5选择安装选项，安装应用程序的目录填写自定义目录，应用部署成功后访问不了页面？

配置如上图所示 选择 安装应用程序的目录为自定义的 \appdata\siap 部署成功后，访问不了页面。
错误信息如下：
Error Page Exception

SRVE0260E: The server cannot use the error page specified for your application to handle the Original Exception printed below.

Original Exception:

Error Message: JSPG0036E: Failed to find resource /index.jsp
Error Code: 404
Target Servlet: /index.jsp
Error Stack:
java.io.FileNotFoundException: JSPG0036E: Failed to find resource /index.jsp

 at com.ibm.ws.jsp.webext.AbstractJSPExtensionProcessor.findWrapper(AbstractJSPExtensionProcessor.java:447) 
 at com.ibm.ws.jsp.webext.AbstractJSPExtensionProcessor.getServletWrapper(AbstractJSPExtensionProcessor.java:338) 
 at com.ibm.ws.web.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1010) 
 at com.ibm.ws.web.webapp.WebApp.handleRequest(WebApp.java:3980) 
 at com.ibm.ws.web.webapp.WebGroup.handleRequest(WebGroup.java:304) 
 at com.ibm.ws.web.WebContainer.handleRequest(WebContainer.java:1016) 
 at com.ibm.ws.web.WSWebContainer.handleRequest(WSWebContainer.java:1817) 
 at com.ibm.ws.web.channel.WCChannelLink.ready(WCChannelLink.java:200) 
 at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:463) 
 at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:530) 
 at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:316) 
 at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.java:287) 
 at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminators(NewConnectionInitialReadCallback.java:214) 
 at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.java:113) 
 at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:175) 
 at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217) 
 at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161) 
 at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138) 
 at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204) 
 at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775) 
 at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905) 
 at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1892)
 
 
 
 如果安装应用程序的目录为空  部署成功后，可以访问页面。