I found that in my case I was missing SmartSense ID here: /etc/smartsense-activity/conf/activity.ini: smartsense.id = unspecified In order to get one you can read here: https://docs.hortonworks.com/HDPDocuments/SS1/SmartSense-1.2.0/bk_smartsense_admin/content/ch_smartsense_admin_1.html ... View more