NPE in TaskLog.java
-------------------
Key: HADOOP-2538
URL: https://issues.apache.org/jira/browse/HADOOP-2538
Project: Hadoop
Issue Type: Bug
Components: mapred
Affects Versions: 0.15.0
Reporter: Michael Bieniosek
In the tasktracker web ui, if I go to
/tasklog?taskid=task_200801020752_0383_m_000000_0&all=true&plaintext=true
which corresponds to a short log (<4k), I get a 500 in the web ui, and this NPE
in the tasktracker log:
2008-01-07 21:02:13,935 WARN /: /tasklog?taskid=task_200801020752_0383_m_000000_
0&all=true&plaintext=true:
java.lang.NullPointerException
at org.apache.hadoop.mapred.TaskLog.getTaskLogFile(TaskLog.java:48)
at org.apache.hadoop.mapred.TaskLog$Reader.<init>(TaskLog.java:124)
at org.apache.hadoop.mapred.TaskLogServlet.printTaskLog(TaskLogServlet.j
ava:44)
at org.apache.hadoop.mapred.TaskLogServlet.doGet(TaskLogServlet.java:134
)
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