Hi, I tried to use SequenceFileInputFormat, for this I appended "SEQ" as first bytes of my "binary" files (with hex editor). but I get this exception:
A record version mismatch occured. Expecting v6, found v32 at org.apache.hadoop.io.SequenceFile$Reader.init(SequenceFile.java:1460) at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1428) at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1417) at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1412) at org.apache.hadoop.mapred.SequenceFileRecordReader.<init>(SequenceFileRecordReader.java:43) at org.apache.hadoop.mapred.SequenceFileInputFormat.getRecordReader(SequenceFileInputFormat.java:58) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:321) at org.apache.hadoop.mapred.Child.main(Child.java:155) What could it be? Is it not enough just to add "SEQ" to binary files? I use Hadoop v.0.19.0 . Thanks in advance.. Rasit different *version* of *Hadoop* between your server and your client. -- M. Raşit ÖZDAŞ