This is a public forum, the people who you are mostly talking to, are volunteers.
Which system is it, how large are your files, exactly where are you saving them, what is in your files?
What can help:
- save to your desktop, not on a server.
- turn on the printer. If you do not have a printer, set up a PDF printer.
- check all your fonts.
- check if your font management is compatible with Illustrator.
- turn off "Save in background"
and of course:
- check your hard disk for corruption
... View more