https://community.cloudera.com/t5/Support-Questions/hbase-kerberos-authentication-error-with-java/m-p/62596#M2829 <P>Hello,</P><P>&nbsp;</P><P>The ticket you acquire from the keytab has an expiry date and a max renewable date.</P><P>So, if you see that error after a few days, it might just be that (either the expiry date or the max renewable date).</P><P>&nbsp;</P><P>You need to "handle" these cases.</P><P>&nbsp;</P><P>regards,</P><P>Mathieu</P> Fri, 08 Dec 2017 11:09:47 GMT mathieu.d 2017-12-08T11:09:47Z