https://community.cloudera.com/t5/Support-Questions/kerberos-livy-quot-requirement-failed-Kerberos-requires-livy/m-p/179829#M142075 <P><A rel="user" href="https://community.cloudera.com/users/2311/davidtam.html" nodeid="2311">@David Tam</A></P><P>Can you verify that /etc/security/keytabs/livy.headless.keytab exists on the host where Livy is installed? Also make sure that the file is readable by the user executing the Livy Server.</P><P>If the file does not exist, make sure you run through the Step 8 in the doc you referred to.</P> Fri, 19 May 2017 22:47:47 GMT rlevas 2017-05-19T22:47:47Z