yelp does not display shortcuts for simple scan

To reproudce install yelp on lubuntu the go to Go in the menu and select all documents and select simple scan. A help page should show up and there is haeding for simple scan shortcuts but with no content as can be seen in my screenshot.

yelp:
  Installed: 3.12.0-1ubuntu2
  Candidate: 3.12.0-1ubuntu2
  Version table:
 *** 3.12.0-1ubuntu2 0
        500 http://us.archive.ubuntu.com/ubuntu/ vivid/main amd64 Packages
        100 /var/lib/dpkg/status
simple-scan:
  Installed: 3.15.90-0ubuntu1
  Candidate: 3.15.90-0ubuntu1
  Version table:
 *** 3.15.90-0ubuntu1 0
        500 http://us.archive.ubuntu.com/ubuntu/ vivid/main amd64 Packages
        100 /var/lib/dpkg/status
Description: Ubuntu Vivid Vervet (development branch)
Release: 15.04

I expected all heading in yelp for ismple scan to have content instead there was an empty heading which does not make much sense.

ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: yelp 3.12.0-1ubuntu2
ProcVersionSignature: Ubuntu 3.18.0-13.14-generic 3.18.5
Uname: Linux 3.18.0-13-generic x86_64
ApportVersion: 2.16.1-0ubuntu2
Architecture: amd64
CurrentDesktop: LXDE
Date: Mon Feb 23 23:14:06 2015
InstallationDate: Installed on 2014-09-30 (146 days ago)
InstallationMedia: Lubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20140930)
SourcePackage: yelp
UpgradeStatus: Upgraded to vivid on 2014-12-12 (73 days ago)