Originally Posted by severeal
Hi, not sure if anyone's still having problems with this, but I was having incredible difficulty and couldn't open any of my projects. It was driving me nuts and I spent an inordinate amount of time trying to fix it. In the end, I noticed the version of Reason I was running was 6.02 and by simply updating to the current version, I have had no problems at all since then.
Just thought I'd post this, as I wish I'd seen something like this when I was trawling through the forums looking for a fix!
This is not related, your issue is because Reason is backwards compatible and not forwards compatible