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https://issues.apache.org/jira/browse/TAJO-1712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14642767#comment-14642767
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Jaehwa Jung commented on TAJO-1712:
-----------------------------------
Hi Jinho
OK. I don't start it yet. :)
> querytasks.jsp throws NPE occasionally when tasks are running.
> --------------------------------------------------------------
>
> Key: TAJO-1712
> URL: https://issues.apache.org/jira/browse/TAJO-1712
> Project: Tajo
> Issue Type: Bug
> Reporter: Jaehwa Jung
> Assignee: Jaehwa Jung
> Fix For: 0.11.0
>
>
> querytasks.jsp throws NPE occasionally when tasks of execution block are
> running as following:
> {code:xml}
> java.lang.NullPointerException
> at
> org.apache.jsp.querytasks_jsp._jspService(org.apache.jsp.querytasks_jsp:426)
> at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:109)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> at
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:389)
> at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:486)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:380)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:502)
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:363
> {code}
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