Your Link fucked up my Quotes. And where the hell is your Config Folder? Did you make the Root to a Config Folder or what? This only happens when it cannot get the Parent Directiory of the Config Folder.
And that Link did so too... This is an Error of Thaumcraft itself somewhere, maybe try only IC², GT and TC in a Setup to see if it still happens.
Oh great now you got me to the conclusion that Villagers are the Jewish Stereotype with their Money and their Noses, damnit!
You say it as if it would be something bad