I've been following the Marketing Cloud documentation to set up dynamic reply-to names and email addresses with a sender profile as outlined here:
I've gone through all of the steps - setting up the data extension and setting up the content areas with the Lookup function - but when I attempt to use the ContentArea function in the sender profile fields - I get an error saying the lookup function is invalid. Here's an example of a lookup function in the content area:
I do have advanced sender profiles enabled on my account, so that's not an issue. Has anyone else attempted this and had success - or used a different approach?