Thanks so much for taking the time to discuss these matters on community. It is clear they stem from your interest in using Roon and the desire to organize and explore your music library . Thanks for telling us about it too.
It looks like some of the questions were already beautifully answered, however, others are still an issue. If I’m not mistaken, this is where we are:
iOS crash. We’re collecting information on the form that you can find on this thread:
You can find the help center here, as @CrystalGipsy has pointed out. A couple articles that may prove relevant for your use case are these:
Sorry about this . A great starting point would be an exact example. Can you think of one? What is the artist, what is the file you’ve used, what it reverted to.
Here is a conversation that might give you a few ideas of ripping software used with success by our subscribers:
I have to agree with the mystery part of this . Wow! Can you think of a power outage or any event that might have happened that could have altered this? Could you keep an eye on it please
. Thanks for telling us about it too.
. A great starting point would be an exact example. Can you think of one? What is the artist, what is the file you’ve used, what it reverted to.
. Wow! Can you think of a power outage or any event that might have happened that could have altered this? Could you keep an eye on it please 
