java.lang.RuntimeException: Error when launching multilang subprocess

Stack Overflow | user3033921 | 10 months ago
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  1. 0

    "No module named" error in Apache Storm Python Bolt

    Stack Overflow | 2 years ago | Erol
    java.lang.RuntimeException: Error when launching multilang subprocess Traceback (most recent call last): File "", line 4, in <module> from matplotlib import mlab ImportError: No module named matplotlib
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    Root Cause Analysis


      The pipe has been ended

    2. Java RT
      1. Method)[?:1.8.0_92]
      2. Source)[?:1.8.0_92]
      3. Source)[?:1.8.0_92]
      4. Source)[?:1.8.0_92]
      5. Source)[?:1.8.0_92]
      5 frames
    3. backtype.storm.multilang
      1. backtype.storm.multilang.JsonSerializer.writeString([storm-core-0.10.0.jar:0.10.0]
      2. backtype.storm.multilang.JsonSerializer.writeMessage([storm-core-0.10.0.jar:0.10.0]
      3. backtype.storm.multilang.JsonSerializer.connect([storm-core-0.10.0.jar:0.10.0]
      3 frames
    4. backtype.storm.utils
      1. backtype.storm.utils.ShellProcess.launch([storm-core-0.10.0.jar:0.10.0]
      1 frame
    5. backtype.storm.task
      1. backtype.storm.task.ShellBolt.prepare([storm-core-0.10.0.jar:0.10.0]
      1 frame
    6. backtype.storm.daemon
      1. backtype.storm.daemon.executor$fn__5694$fn__5707.invoke(executor.clj:757)[storm-core-0.10.0.jar:0.10.0]
      1 frame
    7. backtype.storm
      1. backtype.storm.util$async_loop$fn__545.invoke(util.clj:477)[storm-core-0.10.0.jar:0.10.0]
      1 frame
    8. Clojure
      1 frame
    9. Java RT
      1. Source)[?:1.8.0_92]
      1 frame