downloading most recent upgrade was interrupted when my computer froze. I force quit and now it will not load for me. Message reads: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. When I typed this in, the message I receive is: unable to access dpkg status area: Read-only file system.
Looks like 2 things happened when you computer froze (what a bad timing!):
So let's fix these issues, one at a time:
Is it OK now? Great. Now for dpkg:
If anything is still not fine after these steps, please describe all steps you did and what exactly error messages appeared (if any), and what is not working properly