In https://lists.oasis-open.org/archives/mqtt/201601/msg00018.html, Richard Coppen, TC Co-Chair reports: 

Subject: MQTT Version 3.1.1 Errata 01 Closed 29th October 2015. No comments received.
Date: Mon, 25 Jan 2016 14:41:43 -0800 (PST)

The 15 day public review period for MQTT Version 3.1.1 Errata 01 ended on October 29th. No comments were received.