Ftbquests-1202.9.0.15.jar -

This is often caused by mismatched NBT tags from other mods. Try enabling the "Ignore NBT" toggle in the task editor for that specific quest. Missing Text / Missing Localizations

Quests or chapters suddenly disappear, or the game crashes upon opening the quest book. FTBQuests-1202.9.0.15.jar

If you are using this mod in a pack or building your own, understanding its core functionality is essential: This is often caused by mismatched NBT tags from other mods