Support Home Page › Forums › Joomla Software › Advanced Folder Listing Component › Error: List Data is missing. Listing cannot be created. › Re: Error: List Data is missing. Listing cannot be created. April 7, 2016 at 11:57 pm #2231 BLeeParticipant Found the problem. re-watched the video for the 5th time. Didn’t realize field mapping was always required, thought only for custom fields. That did the trick. Sorry for the confusion.