Ted Yu created HBASE-16359: ------------------------------ Summary: NullPointerException in RSRpcServices.openRegion() Key: HBASE-16359 URL: https://issues.apache.org/jira/browse/HBASE-16359 Project: HBase Issue Type: Bug Reporter: Ted Yu
{code} 2016-08-04 09:19:52,616 INFO [B.priority.fifo.QRpcServer.handler=12,queue=0,port=16020] regionserver.RSRpcServices: Open hbck_table_772674,,1470302211047. da859880bb51bc0fd25979798a96c444. 2016-08-04 09:19:52,620 ERROR [B.priority.fifo.QRpcServer.handler=12,queue=0,port=16020] ipc.RpcServer: Unexpected throwable object java.lang.NullPointerException at org.apache.hadoop.hbase.regionserver.RSRpcServices.openRegion(RSRpcServices.java:1530) at org.apache.hadoop.hbase.protobuf.generated.AdminProtos$AdminService$2.callBlockingMethod(AdminProtos.java:22737) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2127) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:107) at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133) {code} Here is related code - NPE was thrown from the last line: {code} htd = htds.get(region.getTable()); if (htd == null) { htd = regionServer.tableDescriptors.get(region.getTable()); htds.put(region.getTable(), htd); } ... if (region.isMetaRegion()) { regionServer.service.submit(new OpenMetaHandler( regionServer, regionServer, region, htd, masterSystemTime, coordination, ord)); } else { regionServer.updateRegionFavoredNodesMapping(region.getEncodedName(), regionOpenInfo.getFavoredNodesList()); if (htd.getPriority() >= HConstants.ADMIN_QOS || region.getTable().isSystemTable()) { {code} region.getTable() shouldn't be null since it is called via htds.get(region.getTable()) unconditionally. It seems htd was null. -- This message was sent by Atlassian JIRA (v6.3.4#6332)