List of non-completable Quests

This is a list of Quests that cannot be started or completed due to game mechanics or lack thereof.

Dungeoneering Quests
These quests cannot be completed due to having a Dungeoneering level requirement.
 * A Clockwork Syringe - requires 50 Dungeoneering.
 * Salt in the Wound - requires 35 Dungeoneering.
 * One of a Kind - requires 67 Dungeoneering.
 * Plague's End - requires 75 Dungeoneering.

Glitches
These quests cannot be completed due to glitches that occur.
 * Buyers and Cellars - Chief Thief Robin is standing on non-reachable terrain.

Quests that are sequels to other non-completable quests.
This quests would be possible to complete, if the quest in the series prior to them were possible to complete
 * Hero's Welcome - requires completion of One of a Kind