When I load and save the attached file, images get placed on incorrect slides in the saved file. Please compare couple of slides to notice the difference.
I have observed the issue shared by you and have been able to reproduce the issue specified. An issue with ID SLIDESJAVA-36912 has been created in our issue tracking system to further investigate and resolve the issue. This thread has been linked with the issue so that you may be automatically notified once the issue will be fixed.