Fatal error: Uncaught Error: Call to undefined function wp_load_translations_early() in /volume2/web/divinglog/includes/wp-db.php on line 1407

Error: Call to undefined function wp_load_translations_early() in /volume2/web/divinglog/includes/wp-db.php on line 1407

Call Stack:
    0.0000     358624   1. {main}() /volume2/web/divinglog/diveshop.php:0
    0.0016     428432   2. Diveshop->get_diveshop_overview() /volume2/web/divinglog/diveshop.php:61
    0.0018     429712   3. Diveshop->get_diveshop_overview_table($sql = 'SELECT\t\tID,\n\t\tShopName,\n\t\tShopType,\n                Country,\n\t\tPhotoPath\nFROM\t\tDL_Shop\nORDER BY \tShopName ASC\n') /volume2/web/divinglog/classes.inc.php:3130
    0.0018     430224   4. parse_mysql_query($filename = '', $sql_query = 'SELECT\t\tID,\n\t\tShopName,\n\t\tShopType,\n                Country,\n\t\tPhotoPath\nFROM\t\tDL_Shop\nORDER BY \tShopName ASC\n', $debug = ???) /volume2/web/divinglog/classes.inc.php:3163
    0.0022     431104   5. wpdb->get_results($query = 'SELECT\t\tID,\n\t\tShopName,\n\t\tShopType,\n                Country,\n\t\tPhotoPath\nFROM\t\tDL_Shop\nORDER BY \tShopName ASC\n', $output = 'ARRAY_A') /volume2/web/divinglog/includes/misc.inc.php:186
    0.0023     431296   6. wpdb->query($query = 'SELECT\t\tID,\n\t\tShopName,\n\t\tShopType,\n                Country,\n\t\tPhotoPath\nFROM\t\tDL_Shop\nORDER BY \tShopName ASC\n') /volume2/web/divinglog/includes/wp-db.php:2614
    0.0025     431328   7. wpdb->print_error($str = ???) /volume2/web/divinglog/includes/wp-db.php:1916