Hi All,
I see these error in my JN logs. when I am trying to setup HA. can any one help. 2015-02-07 14:32:41,220 WARN org.apache.hadoop.ipc.Server: Incorrect header or version mismatch from 192.168.1.100:45535 got version 7 expected version 9 2015-02-07 14:35:35,244 WARN org.apache.hadoop.ipc.Server: Incorrect header or version mismatch from 192.168.1.100:45539 got version 7 expected version 9 2015-02-07 14:43:44,390 WARN org.apache.hadoop.ipc.Server: Incorrect header or version mismatch from 192.168.1.100:45551 got version 7 expected version 9 ~ and I am unable to format my name node. *15/02/07 14:25:13 FATAL namenode.NameNode: Exception in namenode join* *org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 successful responses:* *192.168.1.100:8485 <http://192.168.1.100:8485>: false* *1 exceptions thrown:* *192.168.1.102:8485 <http://192.168.1.102:8485>: Failed on local exception: com.google.protobuf.InvalidProtocolBufferException: Message missing required fields: callId, status; Host Details : local host is: "sspnamenode.sajid.com/192.168.1.100 <http://sspnamenode.sajid.com/192.168.1.100>"; destination host is: "sspdatanode2":8485; *
