asseteditor

Hello, I followed the maconnolly's guide but when i want to add an existing item in the asset editor, the option is not clickable and i didn't find someone who has the same issues so i hope you guys can help me.

Every time I try and open the AssetEditor through ModBuddy, it crashes and shows me this log below. Anybody know how to fix this? I understand there was a similar thread about this before, but it lacks any form of answers so might as well put up my own thread. I've tried several things in an...