Also, both large and small images disappear, as I said, but the smaller the image, the further I have to zoom out to make it reappear. I hope that is a meaningful clue for you.
Version 1.2, Mac 10.6.8
I’ve been repeating my normal steps with different images in new font files to find the problem but nothing became clear to me. Sometimes the image disappears immediately after placing it and zooming in, sometimes it happens after I have added new layers and/or laid a few anchor points. It happens whether or not there are transformations and image adjustments applied.