Black image problem here, too! For me, when the Page Camera does make an image, it is in focus, the text recognition works and the sticker tagging works with my Moleskine notebook. But once the black images start happening, I have to reboot the phone and *maybe* it will start working again for a few images before they're all black again. I have a VERY common phone, T-Mobile Samsung Galaxy S3 running Android 4.1.2. I've turned off any other apps that sync my Evernote image folder, but this didn't help. The Page Camera/Moleskine notebook system is not usable for me because of this issue. I'