As title says. In the quest https://en.uesp.net/wiki/Tamriel_Rebuilt:Friela_Antoni%27s_Candlesticks, the pawnbroker Valvius Matius tells you that he has Friela's candlesticks, but won't sell them to you, despite the ownership being set to him, which means that he can, in fact, sell you the candlesticks.
When I save Dagmund's apprentice from being stuck in the rafters because of the levitation experiment failure, I go straight to the Firewatch MG guildhall. But the questgiver, Halan Macrinus, refuses to give me new duties, mentioning that I should save the girl first.
During the quest where you need to guard her store, Jana Livia moves inside Nivalis tavern. But she's placed in the same spot with another NPC there. They even overturned the chair while fighting for the place.