Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Server Fault by JasCav
, 1 year ago
via by Unknown author, 1 year ago
via by Unknown author, 1 year ago
via by Unknown author, 1 year ago
java.lang.NullPointerException: 	at org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager.sortLocatedBlocks(	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$	at org.apache.hadoop.ipc.RPC$	at org.apache.hadoop.ipc.Server$Handler$	at org.apache.hadoop.ipc.Server$Handler$	at Method)	at	at	at org.apache.hadoop.ipc.Server$