There is a daily alchemy writ, which requests you to create a "Panazee der Ausdauerverwüstung" = "Panacea of Stamina Ravage". But no matter what you do, the created potion is not accepted.
If you switch to english or french, you see why: You have to create a "Panazee der Lebensverwüstung" = "Panacea of Health Ravage". See screenshot.
I don't know if other writs are bugged too.