Error message
- Notice: Trying to access array offset on value of type bool in i18n_book_navigation_preprocess_i18n_book_navigation() (line 429 of /home/p578580c/public_html/sites/all/modules/i18n_book_navigation/i18n_book_navigation.module).
- Notice: Trying to access array offset on value of type bool in i18n_book_navigation_preprocess_i18n_book_navigation() (line 430 of /home/p578580c/public_html/sites/all/modules/i18n_book_navigation/i18n_book_navigation.module).