Hello,
Blacklist: The blacklist skipping node in zone or wrobot don't starting fight with mob blacklisted (or in zone) only (wrobot walk in blacklisted zones). You can disable digsite zone in archeo product settings if you have problem with site.
Vendor: Edit the position of npc and put position outdoor (Wrobot go to indicated position, dismount, search pnj, and walking to pnj) (for edit npc go to General settings > tab Others > Dev tools > Npc DB, to get outdoor position go outdoor with you character, in dev tool click on Me/Target position (don't forget to remove npc on your profile)).