Incomplete invitation link
If you generate an Invitation link in the User Management menu, the HOST address might be missing after https:// protocol. For example:

Such a link will not work without the host address, so it is necessary to add the host manually before you send the link to the user!
Consider this incomplete link:
For example, if your Sandbox host address is filescan.mycompany.com , then the link should be modified as follows:
