I'm so sorry to hear you are having trouble uploading your series. Are you certain your images are meeting the following requirements?
Images must have a minimum height and width of 1024 pixels.
The width to height ration must be between 2:1 and 1:2.
Formats supported: PNG, JPG, TIFF, MP4, and GIF.
If it isn't one of the stipulations above that's causing you problems, please send me a direct message at: firstname.lastname@example.org so I can troubleshoot with our team.
Thanks so much!