Yeah no POI information in DB. Here's a fix for etched letter:
DELETE FROM `quest_poi` WHERE `questId`=26910 AND `id`=0;
INSERT INTO `quest_poi` (`questId`, `id`, `objIndex`, `mapid`, `WorldMapAreaId`, `FloorId`, `unk3`, `unk4`) VALUES (26910, 0, -1, 0, 864, 0, 0, 1);
DELETE FROM...