TestImportExport failing again due to configuration issues

java.lang.reflect.UndeclaredThrowableException
	at org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl.unwrapAndThrowException(YarnRemoteExceptionPBImpl.java:135)
	at org.apache.hadoop.yarn.api.impl.pb.client.ClientRMProtocolPBClientImpl.getNewApplication(ClientRMProtocolPBClientImpl.java:162)
	at org.apache.hadoop.yarn.client.YarnClientImpl.getNewApplication(YarnClientImpl.java:121)
	at org.apache.hadoop.mapred.ResourceMgrDelegate.getNewJobID(ResourceMgrDelegate.java:107)
	at org.apache.hadoop.mapred.YARNRunner.getNewJobID(YARNRunner.java:231)
	at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:352)
[...]
Caused by: com.google.protobuf.ServiceException: java.net.ConnectException: Call From ip-10-174-75-236/10.174.75.236 to 0.0.0.0:8032 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:212)
	at com.sun.proxy.$Proxy89.getNewApplication(Unknown Source)
	at org.apache.hadoop.yarn.api.impl.pb.client.ClientRMProtocolPBClientImpl.getNewApplication(ClientRMProtocolPBClientImpl.java:159)
	... 42 more