Shibin Zhang created HBASE-18263: ------------------------------------ Summary: Resolve NPE in backup Master UI when access to procedures.jsp Key: HBASE-18263 URL: https://issues.apache.org/jira/browse/HBASE-18263 Project: HBase Issue Type: Bug Components: UI Affects Versions: 2.0.0-alpha-1, 1.2.0 Reporter: Shibin Zhang Priority: Trivial
When accessing procedures.jsp ,the NPE comes in backup master UI: HTTP ERROR 500 Problem accessing /procedures.jsp. Reason: INTERNAL_SERVER_ERROR Caused by: java.lang.NullPointerException at org.apache.hadoop.hbase.generated.master.procedures_jsp._jspService(procedures_jsp.java:67) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98) 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$CachedChain.doFilter(ServletHandler.java:1221) at org.apache.hadoop.hbase.http.lib.StaticUserWebFilter$StaticUserFilter.doFilter(StaticUserWebFilter.java:113) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.apache.hadoop.hbase.http.ClickjackingPreventionFilter.doFilter(ClickjackingPreventionFilter.java:48) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.apache.hadoop.hbase.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:1354) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.apache.hadoop.hbase.http.NoCacheFilter.doFilter(NoCacheFilter.java:49) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.apache.hadoop.hbase.http.NoCacheFilter.doFilter(NoCacheFilter.java:49) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399) In server ,only the active master initialize procedureStore in HMaster. so ,i think it will be better to remove procedures.jsp link in backup Master UI -- This message was sent by Atlassian JIRA (v6.4.14#64029)