There's a few reason you unable to select the contact that you have added into the system when you want to send out email.
First you have to identify whether you add the contact in Contacts or in Attendees. These are two different database list.
Next, what you need to is to make sure that you turn on a correct filter. If you added your data into Contacts module in the system, you will need to turn on Contact and turn off Attendees.
If you add the data into the Attendees module, please turn on Attendees and turn off Contacts.
If you have done all the above and still unable to select/find the data that you have added, this may be due to the email is invalid.
To find out the invalid email list, you can follow these steps:
A. CONTACT
1. Go to Contact
2. Click on the Action button at the top right.
3. Click on Export Invalid Email List
B. CONTACTS GROUP
1. Go to Contact >> Group
2. Click on the Group Name
3. Click on the Action button at the top right.
4. Click on Export Invalid Email List
C. ATTENDEES
1. Go to Attendees
2. Click on the Action button at the top right.
3. Click on Export Invalid Email List
If you data is in invalid list, please send an email to support@evenesissupport.freshdesk.com, our team will remove the email address from the invalid email list after we did some validation.