Subscriber name not filling in on email

{{ subscriber.first_name | capitalize }}

Is not working — not populating the email.

The old {!firstname_fix} does not work either.

Welcome to the community Cheri!

If there are syntax errors in any merge personalization variables, none of them will merge. Please check your message for other variables that have typos.

If you’re unable to locate it, please contact our team directly so we can get your private details on the specific message that you’re encountering issues with to troubleshoot.

Thanks, Tom.

I’m pulling it off of the subscriber info drop down menu.