Hi,
I tested the proposed packages on Jammy, Noble, Plucky on a laptop with barrel
jack power cord
All packages work as expected
```
_____JAMMY
ubuntu@node2:~$ dpkg -l | grep powermgmt-base
ii powermgmt-base 1.36
all common utils for power
management
root@node2:~# apt-cache madison powermgmt-base
powermgmt-base | 1.36ubuntu0.22.04.1 | http://archive.ubuntu.com/ubuntu
jammy-proposed/main amd64 Packages
powermgmt-base | 1.36ubuntu0.22.04.1 | http://archive.ubuntu.com/ubuntu
jammy-proposed/main i386 Packages
powermgmt-base | 1.36 | http://hu.archive.ubuntu.com/ubuntu jammy/main
amd64 Packages
powermgmt-base | 1.36 | http://hu.archive.ubuntu.com/ubuntu jammy/main
i386 Packages
sudo apt install powermgmt-base
ubuntu@node2:~$ dpkg -l | grep powermgmt-base
ii powermgmt-base 1.36ubuntu0.22.04.1
all common utils for power
management
____laptop plugged in to power source
root@node2:~# on_ac_power
root@node2:~# echo $?
0
____laptop disconnected from power source
root@node2:~# on_ac_power
root@node2:~# echo $?
1
```
```
_____NOBLE
ubuntu@node3:~$ dpkg -l | grep powermgmt-base
ii powermgmt-base 1.37
all common utils for power management
ubuntu@node3:~$ apt-cache madison powermgmt-base
powermgmt-base | 1.37ubuntu0.1 | http://archive.ubuntu.com/ubuntu
noble-proposed/main amd64 Packages
powermgmt-base | 1.37 | http://archive.ubuntu.com/ubuntu noble/main amd64
Packages
powermgmt-base | 1.37 | http://archive.ubuntu.com/ubuntu noble/main
Sources
powermgmt-base | 1.37ubuntu0.1 | http://archive.ubuntu.com/ubuntu
noble-proposed/main Sources
sudo apt install powermgmt-base=1.37ubuntu0.1
ubuntu@node3:~$ dpkg -l | grep powermgmt-base
ii powermgmt-base 1.37ubuntu0.1
all common utils for power management
____laptop plugged in to power source
root@node3:~# on_ac_power
root@node3:~# echo $?
0
____laptop disconnected from power source
root@node3:~# on_ac_power
root@node3:~# echo $?
1
```
```
_____PLUCKY
ubuntu@node3:~$ dpkg -l | grep powermgmt-base
ii powermgmt-base 1.38
all common utils for power management
ubuntu@node3:~$ apt-cache madison powermgmt-base
powermgmt-base | 1.38ubuntu1~25.04.1 | http://archive.ubuntu.com/ubuntu
plucky-proposed/main amd64 Packages
powermgmt-base | 1.38ubuntu1~25.04.1 | http://archive.ubuntu.com/ubuntu
plucky-proposed/main i386 Packages
powermgmt-base | 1.38 | http://archive.ubuntu.com/ubuntu plucky/main
amd64 Packages
powermgmt-base | 1.38 | http://archive.ubuntu.com/ubuntu plucky/main i386
Packages
sudo apt install powermgmt-base=1.38ubuntu1~25.04.1
ubuntu@node3:~$ dpkg -l | grep powermgmt-base
ii powermgmt-base 1.38ubuntu1~25.04.1
all common utils for power management
____laptop plugged in to power source
root@node3:~# on_ac_power
root@node3:~# echo $?
0
____laptop disconnected from power source
root@node3:~# on_ac_power
root@node3:~# echo $?
1
```
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https://bugs.launchpad.net/bugs/1980991
Title:
/usr/sbin/on_ac_power incorrectly reporting ac power status
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https://bugs.launchpad.net/ubuntu/+source/powermgmt-base/+bug/1980991/+subscriptions
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