Gtk-WARNING **: Locale not supported by C library.

Hi, I updated gcc-snapshot this morning, it updated locales, and then I realize something went wrong. When I start a gtk app I get warning: (process:5389): Gtk-WARNING **: Locale not supported by C library. Using the fallback 'C' locale. I thought I could just reconfigure locales

Re: Gtk-WARNING **: Locale not supported by C library.

something went wrong. When I start a gtk app I get warning: (process:5389): Gtk-WARNING **: Locale not supported by C library.        Using the fallback 'C' locale. I thought I could just reconfigure locales: $ sudo dpkg-reconfigure locales [sudo] password for mathieu: perl: warning