Github user HeartSaVioR commented on a diff in the pull request: https://github.com/apache/storm/pull/2475#discussion_r162312970 --- Diff: storm-client/src/jvm/org/apache/storm/spout/ShellSpout.java --- @@ -50,6 +51,7 @@ private SpoutOutputCollector _collector; private String[] _command; private Map<String, String> env = new HashMap<>(); + private ShellLogHandler _logHandler; --- End diff -- You seems missing initialization here on spout.
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