Error: ! Package babel Error: You haven't defined the language french yet.

[Patrick Dupre]

Hello,

The attached file gives an error.
Why?
I use lyx 2.3.3 on fedora30

Any idea?

Thank.

===========================================================================
 Patrick DUPRÉ                                 | | email: pdupre at gmx.com
 Laboratoire interdisciplinaire Carnot de Bourgogne
 9 Avenue Alain Savary, BP 47870, 21078 DIJON Cedex FRANCE
 Tel: +33 (0)380395988
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