using nutch 1.2.jar

[allel benbrahim]

hello
i'm using *nutch* 1.2 with eclipse IDE

Crawl *nutch* =new Crawl();
String [] arg = {"/home/*nutch*/urls","-dir","/home/*INDEX*","-depth","2"};
*nutch*.main(arg);

but i have this *error
*crawl started in: /home/objective/Bureau/TEST
rootUrlDir = /home/objective/Bureau/nutch/urls
threads = 10
depth = 2
indexer=lucene
Injector: starting at 2011-04-19 17:26:26
Injector: crawlDb: /home/objective/Bureau/TEST/crawldb
Injector: urlDir: /home/objective/Bureau/nutch/urls
Injector: Converting injected urls to crawl db entries.
Exception in thread "main" java.io.IOException: Job failed!
    at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1252)
    at org.apache.nutch.crawl.Injector.inject(Injector.java:217)
    at org.apache.nutch.crawl.Crawl.main(Crawl.java:124)
    at MyExe.main(MyExe.java:9)*
*