I used 14.04.1 for my installs.
http://cdimage.ubuntu.com/lubuntu/releases/14.04.1/release/
Perhaps this it makes the difference. My installations don't have acpid package.
I can't find anything about it acpid package at release notes:
https://wiki.lubuntu.com/TrustyTahr/ReleaseNotes/ChangeSummary/14.04.1
https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Lubuntu
I used 14.04.1 for my installs.
http:// cdimage. ubuntu. com/lubuntu/ releases/ 14.04.1/ release/
Perhaps this it makes the difference. My installations don't have acpid package.
I can't find anything about it acpid package at release notes:
https:/ /wiki.lubuntu. com/TrustyTahr/ ReleaseNotes/ ChangeSummary/ 14.04.1
https:/ /wiki.ubuntu. com/TrustyTahr/ ReleaseNotes/ Lubuntu