4x SilverDragon\scan\vignettes.lua:44: attempt to index local 'vignetteInfo' (a nil value)
SilverDragon\scan\vignettes.lua:44: in function WorkOutMobFromVignette' SilverDragon\scan\vignettes.lua:103: in function ?'
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-7.lua:119: in function <...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:119>
[C]: ?
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-7.lua:29: in function <...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:25>
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-7.lua:64: in function `Fire'
Ace3\AceEvent-3.0\AceEvent-3.0-4.lua:120: in function <Ace3\AceEvent-3.0\AceEvent-3.0.lua:119>

This seems to happen in areas like isle of thunder. vignettes are missing vignetteinfo i guess?