Ixpand 32 won't copy photos with filenames past 9999

ixpand 32 won’t copy photos with filenames past 9999

At least that’s what I think the problem is. The last photo in the ixpand photos folder is IMG_9997~photo.HEIC, which was taken almost A YEAR AGO. There are hundreds more photos on the iPhone. What gives?!?!?!?!