[HADOOP-464] Troubleshooting message for RunJar (bin/hadoop jar)

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.6.0
• Component/s: util
• Assignee: Unassigned
• Reporter: Michel Tourn
• Created: 19/Aug/06 00:38
• Updated: 09/Nov/06 14:18
• Resolved: 21/Aug/06 19:03

Description

Many users get this exception when using bin/hadoop
There are various reasons:
HADOOP_CONF_DIR or HADOOP_HOME misconfigured.
"hadoop jar" parameter incorrect

So the patch displays the path of the jar it is trying to open if this fails:

Problem while opening hadoop job jar: /home/build/hadoop-streaming.jar
Exception in thread "main" 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:203)
at java.util.jar.JarFile.<init>(JarFile.java:132)
at java.util.jar.JarFile.<init>(JarFile.java:70)
at org.apache.hadoop.util.RunJar.main(RunJar.java:80)