Description
See for example
2014-09-16 04:02:08,833 ERROR [ActiveMasterManager] master.HMaster(633): Coprocessor postStartMaster() hook failed java.io.IOException: Table Namespace Manager not ready yet, try again later at org.apache.hadoop.hbase.master.HMaster.checkNamespaceManagerReady(HMaster.java:1669) at org.apache.hadoop.hbase.master.HMaster.getNamespaceDescriptor(HMaster.java:1852) at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:1096) at org.apache.hadoop.hbase.security.access.AccessControlLists.init(AccessControlLists.java:143) at org.apache.hadoop.hbase.security.access.AccessController.postStartMaster(AccessController.java:1059) at org.apache.hadoop.hbase.master.MasterCoprocessorHost$58.call(MasterCoprocessorHost.java:692) at org.apache.hadoop.hbase.master.MasterCoprocessorHost.execOperation(MasterCoprocessorHost.java:861) at org.apache.hadoop.hbase.master.MasterCoprocessorHost.postStartMaster(MasterCoprocessorHost.java:688) at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:631) at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:155) at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1244) at java.lang.Thread.run(Thread.java:744)