Error reported for not finding /etc/lsb-release even though /etc/os-release is present

[atzan2021]

Describe the bug
After timeshift 25.07.4 update (from 24.06.6) the following error started to be reported:

[14:54:36] E: Failed to open file “/run/timeshift/82974/backup/timeshift/snapshots/2025-08-04_14-53-27/localhost/etc/lsb-release”: No such file or directory
[14:54:36] E: Failed to read file: /run/timeshift/82974/backup/timeshift/snapshots/2025-08-04_14-53-27/localhost/etc/lsb-release

Downgrading solves the issue

To Reproduce
Steps to reproduce the behavior:

1. run sudo timeshift --create
2. observe the error

Expected behavior
Not to print error since /etc/os-release is present
Screenshots
See description of the bug

System:

 OS: Arch Linux
 Kernel: x86_64 Linux 6.15.8-zen1-1-zen
 Uptime: 55m
 Packages: 1431
 Shell: zsh 5.9
 Resolution: 3840x2160
 DE: KDE
 WM: KWin
 GTK Theme: Breeze [GTK2/3]
 Icon Theme: breeze
 Disk: 3.6T / 6.3T (61%)
 CPU: Intel Core i7-14700K @ 28x 5.5GHz [30.0°C]
 GPU: NVIDIA GeForce RTX 4060
 RAM: 3248MiB / 31733MiB

[ygerlach]

This seems to be duplicated to #430 which was just solved by #431.

[atzan2021]

This seems to be duplicated to #430 which was just solved by #431.

Yes I saw the closed issue but it happens with a version that incorporates this pr: 25.07.4

Am I missing something?

[mtwebster]

https://github.com/linuxmint/timeshift/releases/tag/25.07.5