Dan --

Could it be the battery? Do you leave it plugged in at the office and home?

Sandy

On Oct 17, 2016, at 2:20 PM, Dan Crutcher <dcrutc...@loumag.com> wrote:

> I generally leave my MacBook Pro on as I travel from home to work and back 
> each day. I shut the lid, put it in my travel case and open it up when I get 
> to home or work. Until recently, it always woke up as soon as I opened the 
> lid back up.
> 
> However, for the past couple of weeks, every time I open the lid after I get 
> home or to work, the screen stays black and then, after a few seconds, the 
> computer auto-restarts. It does this every time now  (it does not do it if I 
> shut the lid and open it right back up). When it does this auto-restart it 
> also opens all windows and mounts various network hard drives that I have 
> previously connected to. 
> 
> On a couple of occasions it has gotten caught in a restart loop, where the 
> progress bar goes halfway and then it restarts again and again and again. The 
> only way I’ve found to get out of this is to do a safe boot. After safe 
> booting, I have run disk first aid, which finds nothing amiss.
> 
> This behavior roughly coincides with upgrading to Sierra, but I’m not 
> convinced that’s the cause of it.
> 
> Anyone have any idea what might be going on? 
> 
> Dan
> 
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