backtrace:
file=/data/web23/geneanet/versions/v5.115.71/v4/www/geneanet/archives/ouvrages/inc/ouvrage.cls.php line=486
file=/data/web23/geneanet/versions/v5.115.71/v4/www/geneanet/archives/ouvrages/inc/ouvrage.cls.php line=227
file=/data/web23/geneanet/versions/v5.115.71/v4/www/geneanet/archives/ouvrages/inc/OuvragesMp.cls.php line=1528
file=/data/web23/geneanet/versions/v5.115.71/v4/www/geneanet/archives/ouvrages/inc/OuvragesMp.cls.php line=1497
file=/data/web23/geneanet/versions/v5.115.71/v4/www/geneanet/archives/ouvrages/inc/OuvragesMp.cls.php line=479
file=/data/web23/geneanet/versions/v5.115.71/v4/www/includes_gnet/classes/geneanet/Controller.cls.php line=538
file=/data/web23/geneanet/versions/v5.115.71/v4/www/geneanet/archives/ouvrages/index.php line=58
file=/data/web23/geneanet/versions/v5.115.71/v5/src/Geneanet/Bundle/LegacyBundle/LegacyKernel.php line=164
file=/data/web23/geneanet/versions/v5.115.71/v5/src/Geneanet/Bundle/LegacyBundle/LegacyKernel.php line=123
file=/data/web23/geneanet/versions/v5.115.71/v5/src/Geneanet/Bundle/LegacyBundle/Controller/LegacyController.php line=25
file=/data/web23/geneanet/versions/v5.115.71/v5/app/bootstrap.php.cache line=3238
file=/data/web23/geneanet/versions/v5.115.71/v5/app/bootstrap.php.cache line=3197
file=/data/web23/geneanet/versions/v5.115.71/v5/app/bootstrap.php.cache line=3351
file=/data/web23/geneanet/versions/v5.115.71/v5/app/bootstrap.php.cache line=2536
file=/data/web23/geneanet/versions/v5.115.71/v5/web/app.php line=41

a - Classe ouvrage_source introuvable