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Unable to initialize WebAppContext
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Unable to initialize WebAppContext
java.io.IOException: Unable to initialize WebAppContext	at org.apache.hadoop.http.HttpServer2.start(HttpServer2.java:849)	at org.apache.giraffa.web.GiraffaWebServer.start(GiraffaWebServer.java:55)	at org.apache.giraffa.web.GiraffaWebObserver.postStartMaster(GiraffaWebObserver.java:72)	at org.apache.hadoop.hbase.master.MasterCoprocessorHost$62.call(MasterCoprocessorHost.java:755)	at org.apache.hadoop.hbase.master.MasterCoprocessorHost.execOperation(MasterCoprocessorHost.java:970)	at org.apache.hadoop.hbase.master.MasterCoprocessorHost.postStartMaster(MasterCoprocessorHost.java:751)	at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:744)	at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:165)	at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1428)	at java.lang.Thread.run(Thread.java:745)