If you’re using Windows out there, and you’ve been using MyPaint since 1.0, have you had any difficulties opening old
.ORA files written by it? We have a problem report that could do with some more information:
It looks like a problem with the library we use to open the
.PNG files inside it. That’s what’s responsible for the error message. However I’m not sure yet whether it’s a configuration issue at our end or a corrupted file.