Cannot open multiple version of Rhino

[Helvetosaur]

@kitjmv

Is this a bug

It is a bug. There are a number of posts on the subject and a workaround here:

Windows cloud zoo licensing- how to fix when it misbehaves

In rare occasions with Rhino v6 (and even rarer in v7) you may encounter a cloud zoo (rhino account) licensing loop that says something like “rhino needs a license, please enter your email” which you will do, and see “license found! log in with (your name)” which you do, and that takes you your rhino account, which asks you to login and allow access, then says "login successful " go back to rhino- when leads you back to rhino which says “rhino needs a license” and then you use grown up word…