Hi Eric, I removed the folder hicc in hdfs and restarted hicc, then it worked. Now it complains "java.text.ParseException: java.lang.NullPointerException " at org.apache.hadoop.chukwa.rest.bean.WidgetBean.<init>(WidgetBean.java:55), and i think it should because of no record in hbase tables. i will test more about this.
Thanks very much and best regards to you! Dianbau From: Eric Yang Date: 2012-06-27 22:57 To: [email protected] CC: [email protected] Subject: Re: hicc error "Error in loading dashboard" Hi, It looks like HICC rest API can not access /chukwa/hicc/views/*. Make sure that HDFS is read/writable for HICC. There are two possibilities, either Hadoop conf dir is not defend in chukwa-env.sh or the file permission of HDFS is not setup for chukwa user. Sent from my iPhone On Jun 27, 2012, at 1:06 AM, Dimboo Zhu <[email protected]> wrote: Hi all, when startup hicc, i get the following errors. In browser, it prompts "Error in loading dashboard". Any suggestions about this? Thanks very much. Dianbau 2012-06-27 15:52:13,210 INFO main ChukwaConfiguration - chukwaConf is /local/bbdw/hadoop/chukwa-incubating-0.5.0/etc/chukwa 2012-06-27 15:52:14,458 INFO main log - Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog 2012-06-27 15:52:14,541 INFO main log - jetty-6.1.26 2012-06-27 15:52:14,616 INFO main log - Extract file:/local/bbdw/hadoop/chukwa-incubating-0.5.0/share/chukwa/webapps/hicc.war to /tmp/Jetty_0_0_0_0_4080_hicc.war__hicc__z3a3th/webapp 2012-06-27 15:52:18,552 INFO main log - Opened /local/bbdw/hadoop/chukwa-incubating-0.5.0/logs/2012_06_27.request.log 2012-06-27 15:52:18,565 INFO main log - Started [email protected]:4080 2012-06-27 15:52:51,888 INFO 6781414@qtp-23738549-2 ChukwaConfiguration - chukwaConf is /local/bbdw/hadoop/chukwa-incubating-0.5.0/etc/chukwa 2012-06-27 15:52:52,219 ERROR 22375698@qtp-23738549-5 log - /hicc/v1/view/vid/default java.lang.NullPointerException at org.apache.hadoop.chukwa.rest.resource.ViewResource.getView(ViewResource.java:54) 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 com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60) at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$TypeOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:185) at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75) at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288) at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108) at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84) at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1469) at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1400) at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1349) at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1339) at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416) at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:537) at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:708) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
