java.io.IOException: HADOOP_HOME or hadoop.home.dir are not set.

Stack Overflow | qualebs | 3 years ago
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    Root Cause Analysis

    1. java.io.IOException

      HADOOP_HOME or hadoop.home.dir are not set.

      at org.apache.hadoop.util.Shell.checkHadoopHome()
    2. Hadoop
      FileSystem.create
      1. org.apache.hadoop.util.Shell.checkHadoopHome(Shell.java:225)
      2. org.apache.hadoop.util.Shell.<clinit>(Shell.java:250)
      3. org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:639)
      4. org.apache.hadoop.fs.FilterFileSystem.setPermission(FilterFileSystem.java:468)
      5. org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:456)
      6. org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:424)
      7. org.apache.hadoop.fs.FileSystem.create(FileSystem.java:905)
      8. org.apache.hadoop.fs.FileSystem.create(FileSystem.java:886)
      9. org.apache.hadoop.fs.FileSystem.create(FileSystem.java:783)
      10. org.apache.hadoop.fs.FileSystem.create(FileSystem.java:772)
      10 frames
    3. com.qualebs.managers
      HadoopDFS.writer
      1. com.qualebs.managers.HadoopDFS.writer(HadoopDFS.java:41)
      1 frame