Dynamically Populate Listbox

I noticed this yesterday and tried just about everything I could think of to get a listbox to dynamically populate a second listbox, but to no avail. I am still a pretty new member of the community though and hopefully someone who has been around longer will know an answer to this.I noticed this yesterday and tried just about everything I could think of to get a listbox to dynamically populate a second listbox, but to no avail. I am still a pretty new member of the community though and hopefully someone who has been around longer will know an answer to this.

Discussions have been disabled for this post