運行環境：CentOS6.5
爬蟲軟體串列：Solr4.6.1、Nutch2.2.1、HBase0.92.1、hadoop1.1.2
運行命令列和錯誤如下：
[root@wzh local]# ./bin/nutch crawl urls -dir data -depth 3 -threads 8
[root@wzh local]# InjectorJob: Using class org.apache.gora.hbase.store.HBaseStore as the Gora storage class.
InjectorJob: total number of urls rejected by filters: 0
InjectorJob: total number of urls injected after normalization and filtering: 0
Exception in thread "main" java.lang.RuntimeException: job failed: name=generate: null, jobid=job_local_0002
at org.apache.nutch.util.NutchJob.waitForCompletion(NutchJob.java:54)
at org.apache.nutch.crawl.GeneratorJob.run(GeneratorJob.java:199)
at org.apache.nutch.crawl.Crawler.runTool(Crawler.java:68)
at org.apache.nutch.crawl.Crawler.run(Crawler.java:152)
at org.apache.nutch.crawl.Crawler.run(Crawler.java:250)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.nutch.crawl.Crawler.main(Crawler.java:257)
這個錯誤的原因和解決辦法？網上的大牛幫忙看看，謝謝先...靜侯....
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