solr.jpgOnce I shut down the sandbox and start it again, I am able to start NiFi service smoothly but when I try to start solr service I get an error saying "solr cannot be started again, as it's already running". Also, I can't reach the default homepage. The only way I can get the solr service up is by "restarting it". But as I restart it and head to default homepage: http://sandbox.hortonworks.com:8983/solr/ it hits me with the error again. Please have a look at the attachment. ... View more

error-puthdfs1.pngambari-main.jpgerror.jpgerror-puthdfs.pngI am not able to write my files to the parent HDFS directory /tmp/tweets_staging. Please have a look at it, I am attaching the snapshot of the error which I am facing. Though, I am able to see the data on solr as well as Banana. And in the NiFi template, PutHDFS is the only processor which is showing error. Note: I have followed every bit of this page. http://hortonworks.com/hadoop-tutorial/how-to-refine-and-visualize-sentiment-data/ ... View more