We’re putting the final touches on our new badges platform. Badge issuance remains temporarily paused, but all completions are being recorded and will be fulfilled once the platform is live. Thank you for your patience.
Rob
Forum Moderator

Have you defined a wall between the solid zones? Fluent must have a surface bounding any volume zone to apply boundary conditions to; interior is a type of surface that doesn't do anything in the model other than provide a means to ID that bounding surface.Â