We had a similar error in this thread: Vagrant 2.2.18, OSX 11.6 cannot create private network - #4 by scottblinch
I and another user were able to resolve it by downgrading Virtualbox to 6.1.26.
We had a similar error in this thread: Vagrant 2.2.18, OSX 11.6 cannot create private network - #4 by scottblinch
I and another user were able to resolve it by downgrading Virtualbox to 6.1.26.