https://community.cloudera.com/t5/Support-Questions/HDFS-command-hdfs-dfs-ls-throws-fatal-internal-error-java/m-p/60942#M55615 <P>It looks like your har file is mal-formed. Inside the har file there is an index file called _index.</P><P>The index file is expected to be in the format of &lt;filename&gt; &lt;dir&gt; pair in each line, and the later part of the line seems to get lost.</P> Mon, 16 Oct 2017 08:01:03 GMT weichiu 2017-10-16T08:01:03Z