Now this is strange. I see in /var/log/lightdm/lightdm.log the entry "Greeter sets language fr_FR", and it's not followed by any error message. Still, as you say, Language is not set in /var/lib/AccountsService/users/scheuer.
Furthermore, since Language isn't set in /var/lib/AccountsService/users/scheuer, accountsservice should fall back to the language in /etc/default/locale. So French (France) should be pre-selected at login.
I wouldn't think that those warning messages in x-0-greeter.log are related. (I have one of those warnings myself.)
OTOH I'm kind of lost. I tested with my own relatively clean Xubuntu installation (it's Xubuntu you are using, right?), and it behaves as expected in this respect.
You could of course try to manually edit /var/lib/AccountsService/users/scheuer and add these lines:
Now this is strange. I see in /var/log/ lightdm/ lightdm. log the entry "Greeter sets language fr_FR", and it's not followed by any error message. Still, as you say, Language is not set in /var/lib/ AccountsService /users/ scheuer.
Furthermore, since Language isn't set in /var/lib/ AccountsService /users/ scheuer, accountsservice should fall back to the language in /etc/default/ locale. So French (France) should be pre-selected at login.
I wouldn't think that those warning messages in x-0-greeter.log are related. (I have one of those warnings myself.)
OTOH I'm kind of lost. I tested with my own relatively clean Xubuntu installation (it's Xubuntu you are using, right?), and it behaves as expected in this respect.
You could of course try to manually edit /var/lib/ AccountsService /users/ scheuer and add these lines:
Language=fr_FR fr_FR.UTF- 8
FormatsLocale=