You can upload your own images in place of the default error and processing thumbnails you provide. You can upload the images inside your profile. The custom processing image will be used wile we are creating the thumbnail for you. The custom error image will be used when your screenshot fails. The custom images will be resized as needed to fit your API call.
Custom images must be PNG files under 5 MB. You should use an image in the same dimensions as the thumbnails you typically require to get the best display. You can delete your custom images to use the default thumbnails we provide.
The updated profile settings