

@ubikoality
Correct. I can't even interact with the letter box.
@ubikoality
I tried the troubleshooting but the bug remains.
Here is the video:
I have three letters but after I read the first the option to use the letter box is gone.
Restarting the game and loading a previous save doesn't help.
I was having this problem too, now I can talk to him again.
Don't know if it's related:
spoiler
Same here.
I talked to the pig drunk once, but the second part don't trigger.
When i drink again nothing happens.
Fast travelling and restarting the game doesn' help.