[ https://issues.apache.org/jira/browse/HADOOP-8950?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Steve Loughran resolved HADOOP-8950. ------------------------------------ Resolution: Invalid You're giving an absolute path /bin/hadoop-0.20.2-examples.jar when you should be giving a relative one. Please, please please look at the stack traces before filing JIRAs, as if something works for everyone else but you, it's usually something happening at your end. > Unable to run demo example hadoop program > ----------------------------------------- > > Key: HADOOP-8950 > URL: https://issues.apache.org/jira/browse/HADOOP-8950 > Project: Hadoop Common > Issue Type: Bug > Reporter: Farhat Khan > > hduser@ubuntu:~/hadoop$ hadoop jar /bin/hadoop-0.20.2-examples.jar > Exception in thread "main" java.io.IOException: Error opening job jar: > /bin/hadoop-0.20.2-examples.jar > at org.apache.hadoop.util.RunJar.main(RunJar.java:90) > Caused by: java.util.zip.ZipException: error in opening zip file > at java.util.zip.ZipFile.open(Native Method) > at java.util.zip.ZipFile.<init>(ZipFile.java:127) > at java.util.jar.JarFile.<init>(JarFile.java:135) > at java.util.jar.JarFile.<init>(JarFile.java:72) > at org.apache.hadoop.util.RunJar.main(RunJar.java:88) > hduser@ubuntu:~/hadoop$ -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira