Cannot add ISO

[HeroesLament]

[nd-admin@ND-923702 multisystem]$ . /tmp/multisystem/multisystem-vte
fileselect:/home/nd-admin/Downloads/regular-rescue-latest-x86_64.iso
function_name:addvte
option1:addvte
option2:/home/nd-admin/Downloads/regular-rescue-latest-x86_64.iso
option3:
bash: eval_gettext: command not found

bash: 58G: value too great for base (error token is "58G")
fichier:/home/nd-admin/Downloads/regular-rescue-latest-x86_64.iso
iso:639Mio
bash: 58G: value too great for base (error token is "58G")
bash: eval_gettext: command not found

mount: /tmp/multisystem/multisystem-mountpoint-iso: WARNING: source write-protected, mounted read-only.
XKBLAYOUT:us
XKBVARIANT:
XKBMODEL:
bash: eval_gettext: command not found

(zenity:118241): Gtk-WARNING **: 09:42:29.611: Theme parsing error: gtk.css:73:46: The style property GtkScrolledWindow:scrollbars-within-bevel is deprecated and shouldn't be used anymore. It will be removed in a future version

Seems to be some kind of error with the bash script. Any ideas?