服务启动，访问 http://localhost:8080/cat/s/config?op=routerConfigUpdate 报错500
日志：
INFO: Server startup in 22653 ms
[INFO] Working directory is /usr/local/tomcat
[INFO] War root is /usr/local/tomcat/webapps/cat
[01-13 14:17:46.390] [ERROR] [HttpServlet] Error occured when handling uri: /cat/s/config
java.lang.RuntimeException: Error occured during handling outbound action(login)
at org.unidal.web.mvc.lifecycle.DefaultRequestLifecycle.handleException(DefaultRequestLifecycle.java:100)
at org.unidal.web.mvc.lifecycle.DefaultRequestLifecycle.handlePreActions(DefaultRequestLifecycle.java:149)
at org.unidal.web.mvc.lifecycle.DefaultRequestLifecycle.handleRequest(DefaultRequestLifecycle.java:178)
at org.unidal.web.mvc.lifecycle.DefaultRequestLifecycle.handle(DefaultRequestLifecycle.java:67)
at org.unidal.web.MVC.service(MVC.java:76)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.dianping.cat.support.servlet.CatFilter$Context.handle(CatFilter.java:294)
at com.dianping.cat.support.servlet.CatFilter$CatHandler$3.handle(CatFilter.java:142)
at com.dianping.cat.support.servlet.CatFilter$Context.handle(CatFilter.java:292)
at com.dianping.cat.support.servlet.CatFilter$CatHandler$4.handle(CatFilter.java:235)
at com.dianping.cat.support.servlet.CatFilter$Context.handle(CatFilter.java:292)
at com.dianping.cat.support.servlet.CatFilter$CatHandler$2.handle(CatFilter.java:125)
at com.dianping.cat.support.servlet.CatFilter$Context.handle(CatFilter.java:292)
at com.dianping.cat.support.servlet.CatFilter$CatHandler$1.handle(CatFilter.java:105)
at com.dianping.cat.support.servlet.CatFilter$Context.handle(CatFilter.java:292)
at com.dianping.cat.support.servlet.CatFilter.doFilter(CatFilter.java:60)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.dianping.cat.system.page.permission.PermissionFilter.doFilter(PermissionFilter.java:94)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:94)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:496)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:502)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1132)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684)
at org.apache.tomcat.util.net.AprEndpoint$SocketWithOptionsProcessor.run(AprEndpoint.java:2464)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.unidal.web.mvc.ActionException: Error occured during handling outbound action(login)
at org.unidal.web.mvc.lifecycle.DefaultOutboundActionHandler.handle(DefaultOutboundActionHandler.java:32)
at org.unidal.web.mvc.lifecycle.DefaultRequestLifecycle.handleOutboundAction(DefaultRequestLifecycle.java:123)
at org.unidal.web.mvc.lifecycle.DefaultRequestLifecycle.handlePreActions(DefaultRequestLifecycle.java:146)
... 39 more
Caused by: java.lang.RuntimeException: Error occured during invoking method: public void com.dianping.cat.system.page.login.Handler.handleOutbound(com.dianping.cat.system.page.login.Context) throws javax.servlet.ServletException,java.io.IOException with parameters([com.dianping.cat.system.page.login.Context@2e67b0a6])
at org.unidal.lookup.util.ReflectUtils.invokeMethod(ReflectUtils.java:52)
at org.unidal.web.mvc.lifecycle.DefaultOutboundActionHandler.handle(DefaultOutboundActionHandler.java:25)
... 41 more
Caused by: java.lang.NullPointerException
at org.unidal.web.mvc.view.BaseJspViewer.view(BaseJspViewer.java:39)
at com.dianping.cat.system.page.login.Handler.handleOutbound(Handler.java:164)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.unidal.lookup.util.ReflectUtils.invokeMethod(ReflectUtils.java:49)
... 42 more