you for reaching out on the community and telling us about your issue. I do apologize for the issue you're having. I'm wondering here if we might be happening. Let's start off here by trying to copy the file and validating it to see what we're able to find out. It'll be a good place to start so we're able to find out exactly what's happening.
https://www.quicken.com/support/advanced-data-file-troubleshooting-correct-problems-quicken-windowsYou'll see the instructions on how to do so on the fourth step. Once you've had a chance to do this let us know how it goes and any changes within the memos.