"New User Wizard" Help Button Fail

The dialog from the "AqBanking Initial Assistant," "New User Wizard" includes a "Help" button on the lower-left of the dialog. Pressing the Help button does not produce any action. No help dialog is opened and no feedback is provided.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: gnucash 1:2.6.12-1
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
CurrentDesktop: Unity
Date: Sat Aug 20 10:41:36 2016
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/gnucash
ProcEnviron:
 PATH=(custom, no user)
 SHELL=/bin/bash
 LANG=en_US.UTF-8
 LANGUAGE=en_US
 XDG_RUNTIME_DIR=<set>
SourcePackage: gnucash
UpgradeStatus: No upgrade log present (probably fresh install)