Edit the file:
$ sudo gedit /usr/share/X11/xkb/symbols/inet
removing the line 'key <I129> { [ KP_Separator ] };'
It works!
Edit the file:
$ sudo gedit /usr/share/ X11/xkb/ symbols/ inet
removing the line 'key <I129> { [ KP_Separator ] };'
It works!