new issue for me, "autoshutdown in progress"

Just started today.
Running 6.62 and after I download group headers a box pops up and says "Auto shutdown in Progress-click to cancel".
I don't think I have changed any settings.
Any ideas?
Running 6.62 and after I download group headers a box pops up and says "Auto shutdown in Progress-click to cancel".
I don't think I have changed any settings.
Any ideas?