itch.io

Second time it has been mentioned. I'm waiting for the next big update to re-download it. 

I will repeat myself, but the "failure to load image.png" glitch is a memory error.

Put your game on an external drive to fix the issue

As for the other glitch, never even heard of it so I can't help you for now

Completing the Edit 2

The floating island glitch is one I already mentioned, where Damia's temple will be available right after the nursery, but the cutscene will still play normally once you beat Tiamat in the volcano. And if your character disapeared, it's not a glitch, it means you pressed "q" (someone pointed that command ages ago). To make them reappear just press "w", it's the same button to fastforward dialogs