kayttaja@:~/Downloads$ sudo dpkg -i QNAPQfinderProUbuntux64-7.12.1.0311.deb
(Reading database … 492621 files and directories currently installed.)
Preparing to unpack QNAPQfinderProUbuntux64-7.12.1.0311.deb …
/var/lib/dpkg/tmp.ci/preinst: line 25: [: OS: integer expression expected
/var/lib/dpkg/tmp.ci/preinst: line 28: [: OS: integer expression expected
Qfinder Pro 7.12.1.0311 cannot be installed. Your operating system version is not supported.\nMinimum system requirements: 18.04
dpkg: error processing archive QNAPQfinderProUbuntux64-7.12.1.0311.deb (–install):
new qfinderpro package pre-installation script subprocess returned error exit status 255
Errors were encountered while processing:
QNAPQfinderProUbuntux64-7.12.1.0311.deb
This is popular distro “ElementaryOS” based on Ubuntu 22.04
DISTRIB_DESCRIPTION=“elementary OS 7.1 Horus”
PRETTY_NAME=“elementary OS 7.1 Horus”
NAME=“elementary OS”
CPE_NAME=“cpe:/o:elementary:elementary_os:7.1”
VERSION_ID=“7.1”
VERSION=“7.1 Horus”
VERSION_CODENAME=horus
ID=elementary
ID_LIKE=“ubuntu debian”
HOME_URL=“https://elementary.io/”
UBUNTU_CODENAME=jammy
UBUNTU_PRETTY_NAME=“Ubuntu 22.04.5 LTS”
UBUNTU_NAME=“Ubuntu”
UBUNTU_VERSION_ID=“22.04”
UBUNTU_VERSION=“22.04.5 LTS (Jammy Jellyfish)”