Reply To: ACF Pro in plugin conflicts with existing ACF install

• John Huebner

• February 7, 2016 at 1:50 am

The problem here is that the free version of ACF that’s installed is probably running before your version.

Also, you can’t run both ACF4 and ACF5 at the same time on the same site. The users of your plugin will need to upgrade to ACF5.