Ajouter fichier wpml-config.xml à la racine du thème enfant avec ce code :
<wpml-config>
<custom-types>
<custom-type translate="1">project</custom-type>
<custom-type translate="1">et_theme_builder</custom-type>
<custom-type translate="1">et_header_layout</custom-type>
<custom-type translate="1">et_body_layout</custom-type>
<custom-type translate="1">et_footer_layout</custom-type>
<custom-type translate="1">et_pb_layout</custom-type>
</custom-types>
<admin-texts>
<key name="et_divi">
<key name="divi_date_format" />
<key name="divi_seo_home_titletext" />
<key name="divi_seo_home_descriptiontext" />
<key name="divi_seo_home_keywordstext" />
</key>
</admin-texts>
</wpml-config>