Confirmed for gdebi-kde, but not gdebi-gtk.
The bug is triggered when there's a space in the file's path, e.g. LANG=C gdebi-kde toshutils_2.0.1-19_i386.deb
The error is: The package file does not exist A nonexistent file has been selected for installation. Please select an existing .deb package file.
Confirmed for gdebi-kde, but not gdebi-gtk.
The bug is triggered when there's a space in the file's path, e.g. 2.0.1-19_ i386.deb
LANG=C gdebi-kde toshutils_
The error is:
The package file does not exist
A nonexistent file has been selected for installation. Please select an existing .deb package file.