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https://issues.apache.org/jira/browse/HADOOP-3866?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12623499#action_12623499
]
Owen O'Malley commented on HADOOP-3866:
---------------------------------------
Ah, sorry about that. I'm using Mac OS & Firefox 3.0.1.
I had no jobs selected and changed the priority and pressed "change". Clicked
"ok" and then get:
{code}
HTTP ERROR: 500
Internal Server Error
RequestURI=/jobtracker.jsp
Powered by Jetty://
{code}
back in the browser. More importantly, here is the exception stack from the job
tracker log:
{code}
2008-08-18 16:30:27,576 WARN /: /jobtracker.jsp:
java.lang.NullPointerException
at org.apache.hadoop.mapred.jobtracker_jsp.processButtons(jobtracker_jsp
.java:41)
at org.apache.hadoop.mapred.jobtracker_jsp._jspService(jobtracker_jsp.ja
va:196)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427
)
at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicati
onHandler.java:475)
at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:5
67)
at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
at org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplication
Context.java:635)
at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
at org.mortbay.http.HttpServer.service(HttpServer.java:954)
at org.mortbay.http.HttpConnection.service(HttpConnection.java:814)
at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981)
at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831)
at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:
244)
at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
{code}
> Improve Hadoop Jobtracker Admin
> -------------------------------
>
> Key: HADOOP-3866
> URL: https://issues.apache.org/jira/browse/HADOOP-3866
> Project: Hadoop Core
> Issue Type: Improvement
> Components: scripts
> Affects Versions: 0.16.4
> Environment: javascript functionality will target firefox
> Reporter: craig weisenfluh
> Assignee: craig weisenfluh
> Fix For: 0.19.0
>
> Attachments: admin-1.patch, hadoop-3866.patch
>
>
> A number of enhancements to the jobtracker jsp that allow for searching,
> scheduling, and navigating a large number of jobs. These enhancements are
> to be added as subtasks, to follow.
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