Nightshade
Get off my lawn!
Okay, that doesn't sound too old. Are you ticking the "stay logged on" button when logging on? If not, the software is configured to (I think) log you off after 15 minutes.
Yes, I check the box to stay logged in. I'm not sure what's causing it but I'm sure, somehow, it's probably my fault.
Probably the cats conspiring, just saying..
You know, he did look awfully smug....