gl-get-ipadd: command not found

Have You tried accessing the binary with the full path?

Maybe Your $PATH variable doesn't contain the default paths? echo $PATH should give something like:

[root@server ~]# echo $PATH
/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin

If it's empty, You may set the PATH variable with this command

export PATH="/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin"

On Debian possible default full paths are:

/usr/share/drbl/setup/files/gparted/usr/bin/gl-get-ipadd - from package: clonezilla

You may install the required package with command apt-get install {package}
Error in other languages:
gl-get-ipadd: bevel nie gevind nie
gl-get-ipadd: comandă negăsită
gl-get-ipadd: comando não encontrado
gl-get-ipadd: commande introuvable
gl-get-ipadd: command not found
gl-get-ipadd: käsku ei ole
gl-get-ipadd: không tìm thấy lệnh
gl-get-ipadd: komanda nerasta
gl-get-ipadd: Kommando nicht gefunden.
gl-get-ipadd: kommandot finns inte
gl-get-ipadd: komut yok
gl-get-ipadd: nie znaleziono polecenia
gl-get-ipadd: níor aimsíodh an t-ordú
gl-get-ipadd: no se encontró la orden
gl-get-ipadd: no s'ha trobat l'ordre
gl-get-ipadd: opdracht niet gevonden
gl-get-ipadd: parancs nem található
gl-get-ipadd: perintah tidak ditemukan
gl-get-ipadd: príkaz nenájdený
gl-get-ipadd: příkaz nenalezen
gl-get-ipadd: команда не найдена
gl-get-ipadd: командата не е открита
gl-get-ipadd: 命令找不到
gl-get-ipadd: コマンドが見つかりません