By: John Fitzpatrick user 22 Apr 2015 at 7:26 p.m. CDT

Following instructions here: http://www.gluu.org/docs/admin-guide/installation/ubuntu/ I encounter the following error on `apt-get update`: ``` W: GPG error: http://deb-repo.gluu.org trusty Release: The following signatures were invalid: BADSIG 5B76117E0544BA38 GLUU Inc. (Gluu DEB Signing Key) <support@gluu.org> ```