dumbo can't run well in hadoop 1.0.3?

[ablozhou]

[zhouhh@Hadoop48 examples]$ dumbo start wordcount.py -hadoop /home/zhouhh/hadoop-1.0.3 -input input1 -output output1
zhh parse argv: ['/usr/local/bin/dumbo', 'start', 'wordcount.py', '-hadoop', '/home/zhouhh/hadoop-1.0.3', '-input', 'input1', '-output', 'output1']
zhh sysargv: ['wordcount.py', '-prog', 'wordcount.py', '-input', 'input1', '-hadoop', '/home/zhouhh/hadoop-1.0.3', '-output', 'output1']
zhh parse argv: ['wordcount.py', '-prog', 'wordcount.py', '-input', 'input1', '-hadoop',/home/zhouhh/hadoop-1.0.3/contrib/streaming/hadoop-streaming-1.0.3.jar -mapper 'python -m wordcount map 0 262144000' -outputformat 'org.apache.hadoop.mapred.SequenceFileOutputFormat' -inputformat 'org.apache.hadoop.streaming.AutoInputFormat' -reducer 'python -m wordcount red 0 262144000' -file '/home/zhouhh/dumbo/examples/wordcount.py' -file '/usr/local/lib/python2.7/site-packages/dumbo-0.21.33-py2.7.egg' -file '/usr/local/lib/python2.7/site-packages/typedbytes-0.3.8-py2.7.egg' -output 'output1' -jobconf 'mapred.job.name=wordcount.py (1/1)' -jobconf 'stream.map.input=typedbytes' -jobconf 'stream.map.output=typedbytes' -jobconf 'stream.reduce.input=typedbytes' -jobconf 'stream.reduce.output=typedbytes' -input 'input1' -cmdenv 'PYTHONPATH=typedbytes-0.3.8-py2.7.egg:dumbo-0.21.33-py2.7.egg' -cmdenv 'dumbo_jk_class=dumbo.backends.common.JoinKey' -cmdenv 'dumbo_mrbase_class=dumbo.backends.common.MapRedBase' -cmdenv 'dumbo_runinfo_class=dumbo.backends.streaming.StreamingRunInfo'
12/06/04 11:05:50 WARN streaming.StreamJob: -jobconf option is deprecated, please use -D instead.
packageJobJar: [/home/zhouhh/dumbo/examples/wordcount.py, /usr/local/lib/python2.7/site-packages/dumbo-0.21.33-py2.7.egg, /usr/local/lib/python2.7/site-packages/typedbytes-0.3.8-py2.7.egg, /tmp/hadoop-zhouhh/hadoop-unjar3854141277187450123/] [] /tmp/streamjob1411647651951820963.jar tmpDir=null
12/06/04 11:05:51 INFO mapred.FileInputFormat: Total input paths to process : 1
12/06/04 11:05:51 INFO streaming.StreamJob: getLocalDirs(): [/tmp/hadoop-zhouhh/mapred/local]
12/06/04 11:05:51 INFO streaming.StreamJob: Running job: job_201205231824_0007
12/06/04 11:05:51 INFO streaming.StreamJob: To kill this job, run:
12/06/04 11:05:51 INFO streaming.StreamJob: /home/zhouhh/hadoop-1.0.3/libexec/../bin/hadoop job -Dmapred.job.tracker=Hadoop48:54311 -kill job_201205231824_0007
12/06/04 11:05:51 INFO streaming.StreamJob: Tracking URL: http://Hadoop48:50030/jobdetails.jsp?jobid=job_201205231824_0007
12/06/04 11:05:52 INFO streaming.StreamJob: map 0% reduce 0%
12/06/04 11:06:34 INFO streaming.StreamJob: map 100% reduce 100%
12/06/04 11:06:34 INFO streaming.StreamJob: To kill this job, run:
12/06/04 11:06:34 INFO streaming.StreamJob: /home/zhouhh/hadoop-1.0.3/libexec/../bin/hadoop job -Dmapred.job.tracker=Hadoop48:54311 -kill job_201205231824_0007

12/06/04 11:06:34 INFO streaming.StreamJob: Tracking URL: http://Hadoop48:50030/jobdetails.jsp?jobid=job_201205231824_0007
12/06/04 11:06:34 ERROR streaming.StreamJob: Job not successful. Error: # of failed Map Tasks exceeded allowed limit. FailedCount: 1. LastFailedTask: task_201205231824_0007_m_000000
12/06/04 11:06:34 INFO streaming.StreamJob: killJob...
Streaming Command Failed!

but if i run hadoop examples word count, it runs ok.
[zhouhh@Hadoop48 examples]$ jps
26239 JobTracker
25949 NameNode
26144 SecondaryNameNode
18314 HMaster
24456 Jps

[zhouhh@Hadoop48 examples]$ pwd
/home/zhouhh/dumbo/examples