Quest 61 is a Side Quest. It does not affect 62. 62 starts when 59 is completed. The part where you need to help Professor Sprout. After that, Ron and Harry will have to be found in self-training.
Ok, thanks for your help: 
Unfortunately there are no such files. We do not use save files. Checking the game is carried out by means of development.
But we will try to deal with your file.
Try now: https://mega.nz/file/EjBUyJIC#SHgXR8j86S2Pv3EyjQ5zHQa9zHo_MkMjkYEzxScnt30
About your safe. Most likely you survived after the end of the main quest. After the appearance of the inscription "The End. I see! To be continued!".