Getting elasticsearch “can not run as root” error after upgrading from SonarQube 6.5 to 6.6. Nothing else changed

Question

Getting elasticsearch \"can not run as root\" error after upgrading from SonarQube 6.5 to 6.6. Nothing else changed.

CentOS release 6.8 (Final) Java(TM) SE Runtime Envir

Answer 1

I downloaded sonarqube-6.5 and tried setting up a new user "sonar" but still es fails for me with the same reason - Ubuntu 16.4.