https://community.cloudera.com/t5/Support-Questions/Spark2-Unable-to-write-to-HDFS-Or-Local/m-p/53050#M23554 <P>It has nothing to do with Spark. This is the kind of error you get when HDFS is not working. It may be unable to start, still starting, or having some other problem.</P> Fri, 31 Mar 2017 21:39:38 GMT srowen 2017-03-31T21:39:38Z