HRegionInfo was null or empty in .META.

error.log

java.io.IOException: HRegionInfo was null or empty in .META., row=keyvalues={test_table,row_startkey_1,1363004167788.cb1a6dd421f71ae293d125cabb296c2e./info:server/1363010160362/Put/vlen=33/ts=0, test_table,row_startkey_1,1363004167788.cb1a6dd421f71ae293d125cabb296c2e./info:serverstartcode/1363010160362/Put/vlen=8/ts=0}
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:1004)
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:864)
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:821)
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatchCallback(HConnectionManager.java:1511)
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatch(HConnectionManager.java:1396)
        at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:918)
        at org.apache.hadoop.hbase.client.HTable.doPut(HTable.java:774)
        at org.apache.hadoop.hbase.client.HTable.put(HTable.java:749)
        at org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.write(TableOutputFormat.java:123)
        at org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.write(TableOutputFormat.java:84)
        at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:639)
        at org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
        at org.apache.hadoop.hbase.mapreduce.Import$Importer.writeResult(Import.java:131)
        at org.apache.hadoop.hbase.mapreduce.Import$Importer.map(Import.java:105)
        at org.apache.hadoop.hbase.mapreduce.Import$Importer.map(Import.java:88)
        at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
        at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
        at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:415)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
        at org.apache.hadoop.mapred.Child.main(Child.java:249)

MetaInfo.rb

include 'Java'
...

admin = HBaseAdmin.new(HBaseConfiguration.create)
table_regions = admin.getTableRegions(Bytes.toBytes("test_table"))

table_regions.each do |table_region|
  puts "#{table_region.getRegionNameAsString())}"
}

syslog

 WARN [main] (MetaReader.java:585) - No serialized HRegionInfo in keyvalues={test_table,row_start_key_1,1363004343851.f27b1eb7ca4197059112bddfc7602c8c./info:server/1363010159651/Put/vlen=33, test_table,row_start_key_1,1363004343851.f27b1eb7ca4197059112bddfc7602c8c./info:serverstartcode/1363010159651/Put/vlen=8}
 WARN [main] (MetaReader.java:585) - No serialized HRegionInfo in keyvalues={test_table,row_start_key_2,1363004351009.c6c8770f7c10f2ae6b8e9866ab54162f./info:server/1363010157139/Put/vlen=33, test_table,row_start_key_2,1363004351009.c6c8770f7c10f2ae6b8e9866ab54162f./info:serverstartcode/1363010157139/Put/vlen=8}
 WARN [main] (MetaReader.java:585) - No serialized HRegionInfo in keyvalues={test_table,row_start_key_3,1363004529342.b9a745baa46feeaa12420383863ad6c4./info:server/1363010159831/Put/vlen=33, test_table,row_start_key_3,1363004529342.b9a745baa46feeaa12420383863ad6c4./info:serverstartcode/1363010159831/Put/vlen=8}
 WARN [main] (MetaReader.java:585) - No serialized HRegionInfo in keyvalues={test_table,row_start_key_4,1363009987040.51ea1e3ef316c61129e26096f752b767./info:server/1363010157226/Put/vlen=33, test_table,row_start_key_4,1363009987040.51ea1e3ef316c61129e26096f752b767./info:serverstartcode/1363010157226/Put/vlen=8}
 WARN [main] (MetaReader.java:585) - No serialized HRegionInfo in keyvalues={test_table,row_start_key_5,1363004167788.cb1a6dd421f71ae293d125cabb296c2e./info:server/1363010160362/Put/vlen=33, test_table,row_start_key_5,1363004167788.cb1a6dd421f71ae293d125cabb296c2e./info:serverstartcode/1363010160362/Put/vlen=8}