If you're trying to add a new user and Teamgate shows you an email in red, the user's account will not be added.
Probably the user you're trying to add to your Teamgate is already created. You can find it on your user's list.
Please follow the instructions: How to activate inactive user?
- Ask your colleague to navigate directly to your Teamgate account
- Your colleague has to reset his password to his email inbox. Please use "Forgot password" form: