https://community.cloudera.com/t5/Support-Questions/HBase-Insufficient-Permissions-with-Kerberos/m-p/88047#M55212 Ok, I figured it out. There was a mapping rule that translated my Kerberos principal name to a lower-case short name, i.e.<BR /><BR />USER1@EXAMPLE.COM becomes user1<BR /><BR />I had entered both USER1 and USER1@EXAMPLE.COM as HBase superusers, but not user1. Tricky. . . Wed, 20 Mar 2019 16:01:00 GMT David_Schwab 2019-03-20T16:01:00Z