java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException: 	at org.apache.hadoop.fs.BufferedFSInputStream.getPos(BufferedFSInputStream.java:48)	at org.apache.hadoop.fs.FSDataInputStream.getPos(FSDataInputStream.java:41)	at org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSInputChecker.readChunk(ChecksumFileSystem.java:219)	at org.apache.hadoop.fs.FSInputChecker.readChecksumChunk(FSInputChecker.java:237)	at org.apache.hadoop.fs.FSInputChecker.read1(FSInputChecker.java:189)	at org.apache.hadoop.fs.FSInputChecker.read(FSInputChecker.java:158)	at java.io.DataInputStream.read(DataInputStream.java:94)	at org.apache.hadoop.util.LineReader.readLine(LineReader.java:134)	at org.apache.hadoop.mapred.LineRecordReader.next(LineRecordReader.java:176)	at org.apache.hadoop.mapred.LineRecordReader.next(LineRecordReader.java:43)	at org.apache.hcatalog.mapreduce.HCatRecordReader.nextKeyValue(HCatRecordReader.java:188)	at org.apache.hcatalog.data.transfer.impl.HCatInputFormatReader$HCatRecordItr.hasNext(HCatInputFormatReader.java:107)	at org.apache.hcatalog.data.TestReaderWriter.runsInSlave(TestReaderWriter.java:139)	at org.apache.hcatalog.data.TestReaderWriter.test(TestReaderWriter.java:104)