java.lang.NullPointerException
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.removeBlocks(FSNamesystem.java:2212)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.removePathAndBlocks(FSNamesystem.java:2225)
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.unprotectedDelete(FSDirectory.java:645)
at org.apache.hadoop.hdfs.server.namenode.FSEditLog.loadFSEdits(FSEditLog.java:833)
at org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSEdits(FSImage.java:1024)
at org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:841)
at org.apache.hadoop.hdfs.server.namenode.FSImage.doUpgrade(FSImage.java:402)
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:367)
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:104)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:420)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:388)
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:285)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:546)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1444)
at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:278)
at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:173)
at org.apache.hadoop.hdfs.TestDFSUpgradeFromImage.testUpgradeFromImage(TestDFSUpgradeFromImage.java:185)