Thanks for the response Jimmy. Do you know if this a error on the server side (/etc/hosts etc) or config files for hbase? (ie. conf/hbase-site.xml etc).
Jimmy Xiang wrote: > > It may not be null actually. It is most likely because the hostname > cannot > be resolved to an IP address. > > Thanks, > Jimmy > > On Mon, Feb 6, 2012 at 10:10 AM, devrant <[email protected]> wrote: > >> >> I received this error below...does anyone know why the hostname is >> "null"? >> >> HTTP ERROR 500 >> >> Problem accessing /master-status. Reason: >> >> hostname can't be null >> >> Caused by: >> >> java.lang.IllegalArgumentException: hostname can't be null >> at java.net.InetSocketAddress.<init>(InetSocketAddress.java:121) >> at >> >> org.apache.hadoop.hbase.HServerAddress.getResolvedAddress(HServerAddress.java:108) >> at >> org.apache.hadoop.hbase.HServerAddress.<init>(HServerAddress.java:64) >> at >> >> org.apache.hadoop.hbase.zookeeper.RootRegionTracker.dataToHServerAddress(RootRegionTracker.java:82) >> at >> >> org.apache.hadoop.hbase.zookeeper.RootRegionTracker.getRootRegionLocation(RootRegionTracker.java:61) >> at >> >> org.apache.hadoop.hbase.catalog.CatalogTracker.getRootLocation(CatalogTracker.java:163) >> at >> >> org.apache.hadoop.hbase.master.MasterStatusServlet.getRootLocationOrNull(MasterStatusServlet.java:82) >> at >> >> org.apache.hadoop.hbase.master.MasterStatusServlet.doGet(MasterStatusServlet.java:59) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) >> 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$CachedChain.doFilter(ServletHandler.java:1221) >> at >> >> org.apache.hadoop.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:829) >> at >> >> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) >> at >> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399) >> at >> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) >> at >> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) >> at >> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) >> at >> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) >> at >> >> org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) >> at >> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) >> at org.mortbay.jetty.Server.handle(Server.java:326) >> at >> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) >> at >> >> org.mortbay.jetty.HttpConnection$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) >> -- >> View this message in context: >> http://old.nabble.com/Problem-accessing--master-status-tp33273366p33273366.html >> Sent from the HBase User mailing list archive at Nabble.com. >> >> > > -- View this message in context: http://old.nabble.com/Problem-accessing--master-status-tp33273366p33273484.html Sent from the HBase User mailing list archive at Nabble.com.
