Forum Discussion
Issue sharing wih external users in OneDrive
Has anyone else come across this scenario where a user is unable to share with external contacts? The error says that you "cannot share a secure link containing both people inside and outside of your...
>After investigating it seems that in this case one of the external users is auto-added as a guest in Azure AD (presumably because their company use O365 too)
This is normal and they have to have at least regular MS account (not only O365) to become guests. They still are labeled as guests in Azure AD and they are not treated as internal users. The error you receive is odd. Maybe you somehow picked 2 options while sharing, although this shouldn't be possible. You can try removing all sharing and sharing again. A file can only be shared as a not secure anonymous link or with the authentication (secure) - either to only internal users or to anyone with MS account.