refers to shutting down the computer, the process of powering down the computer

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Can I stop mac 10.8 from saving previous open programs/finder windows after power shutdown?

I think what I'm looking for is a .plist file. specifically what I want, is it possible to clear whatever files saves last opened windows that are re-opened on startup that get saved after a shutdown ...
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12 views

MBP OCT '11 17" Not loading properly

I'm starting to have issues with my MBP. I was using it the other day and It completely shut off, no warning just blacked out on me. It was fully charged etc. I tried turning it back on and logging ...
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1answer
9 views

How to make Energy Saver Schedule to Shutdown when logged out

I have an iMac with the Energy Saver schedule to turn off at a specific time and then restart in the morning. It does not work if I am logged out. How do I make it work if no one is logged in?
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18 views

How do I properly shut down Fusion?

When I leave my computer on for a long time or suspend Fusion before I shut down it doesn't always reboot correctly. It makes me sign in to Windows every time and often takes forever to go into Unity ...
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65 views

Why is my mac mini shutting down randomly?

I have a late 2012 Mac Mini running 10.10.2 that I use as a server on my home network. A few months ago I've started finding it switched off at what seems like random times. It's not connected to a ...
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50 views

MBP 15 2014 unexpectedly shuts down after startup/login

MacBook Pro 15, Mid 2014, Yosemite + Windows 7 (Bootcamp) This problem started today after waking up. Yesterday night I had no problem whatsoever with my computer. After turning it on and logging in ...
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25 views

Shutdown cause: -104

I have Macbook Pro retina, model 2013. It started to randomly shut down for no apparent reason. The system log always contains this message: Previous shutdown cause: -104 I have tried to reset ...
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1answer
39 views

Avoid inadvertent “Shut Down” of Mac

For a Mac mini or such acting as a server in a server room or colo, accidentally choosing the Apple > Shut Down… menu item is a major problem. Without physical access, you cannot start the Mac up ...
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3answers
478 views

MacBook Pro (13-inch, Mid 2010) shuts down unexpectedly

My wife's MacBook Pro has begun shutting down unexpectedly, at seemingly random intervals. This started occurring after I (very carefully) upgraded the machine from 4 GB to 8 GB of RAM and replaced ...
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1answer
19 views

How to know if (and when) a shutdown occurred due to power outage

I have a Mac in a remote location that operates as a server. It's configured (from Energy Management) to automatically power up in case of blackout as the power comes back. How can I tell if a power ...
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74 views

MacBook pro keeps shutting down

I have a 17" Macbook Pro from late 2011 and recently it's been shutting down randomly, but almost always when I try to move the machine. Nowadays it's happening once every few hours and it makes it ...
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108 views

Macbook pro mid-2010 randomly turns off?

This has been happening for around 6 months and it has gotten worse. I thought it was the battery because it had close to 1500 cycles. But I recently replaced it and now the problem seems worse. The ...
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1answer
70 views

How do I know my mac turns off because of overheating?

My Macbook Pro (Yosemite) early 2011 sometimes unexpectedly turns off when running heavy tasks on battery power. Is there a way to confirm this is because of overheating? Here's a part of ...
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1answer
76 views

Sudo Shutdown Now on Mavericks

I had read that you can "quietly shut down to single user mode" by running, within terminal: sudo shutdown now This sounds far preferable to having to restart the computer and hold CMND+S. However ...
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1answer
72 views

My MBP will no longer shut down or restart

My Macbook Pro was purchased late 2013. I now have OS X 10.9.5 (13F34). All of my Apple drop down menu items have become dysfunctional. I consistently cannot shutdown or reboot. What can I do?
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1answer
102 views

How to shutdown a Mac after one hour of an application?

My son spends hours on Star Wars Galaxies. Does anybody knows how to shutdown automatically the Mac after one hour of gaming and to let it turn on again only after some time? I tried to identify the ...
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2answers
138 views

My mac is rebooting everytime I login

I have downloaded these apps to conveniently shutdown or restart my MAC from spotlight. Usually I used the shutdown app which worked great. Today I used the restart app. Since then my MAC is ...
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1answer
176 views

Shutdown from launchd script no longer works in Yosemite

I'm new to this forum; please excuse any faux pas. I've been using rsync fired by a LaunchDaemon written in tcsh for several years now. It worked great on my 2008 MacBook Pro under Snow Leopard. I now ...
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168 views

Mid 2010 Macbook Pro 13" sudden shutdown with no errors

I have a mid 2010 Macbook Pro 13" 2.66 GHz with 2x4GB of Crucial RAM and the original 320GB HDD. For about a year and a half now my laptop would suddenly shutdown with a click sound. It first only did ...
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12 views

Mac FileMaker server does complete shutdown mysteriously - need to find logs as to why

We have an important FM 11 server running on an 8GB SSD iMac with 10.8. Occasionally it does a complete shutdown for no rhyme or reason. I'm trying understand why and am curious if there are logs ...
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22 views

DriveDx shutdown count is very high

DriveDx claims that there have been 2051 power cycles on my Fusion SSD in 17 months. For the Fusion Hard drive part it claims 6402 power cycles count. SSD power on time has been 12250 hours and ...
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1answer
233 views

Automatically unmount external drives when shutting down OSX?

I'm running OSX 10.10 Yosemite. When I try to shut it down, if I have an external drive connected the shutdown stalls on a black screen with the mouse pointer visible, and movable. This happens even ...
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21 views

MacPro6.1 interface issues and unstoppable auto shutdowns

I have a MacPro 6.1 which has had sequential issues with a fully loaded set of interfaces (two displayport-fwire adaptors, multiple thunderbolt devices, full loaded USB2/3devices plus extension hub) ...
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1answer
2k views

Macbook Pro won't shut down

I recently bought the 13"Macbook Pro retina (mid 2014). When I try to shut the laptop down, it doesn't work. I tried by manually closing all open applications but nothing happens when I press Apple ...
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1answer
782 views

MacBook Air running Yosemite won't shut down when external HDD connected

My MacBook Air won't shut down when an external hard drive is connected. The screen goes black, and the mouse pointer is still there. I think this started happening when I upgrade to Yosemite. Any ...
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82 views

Can not shut down my computer

Whenever i shut down my computer, it just freezes. Nothing happens, and when I open an application it just says "Activity Monitor Canceled The Restart". So I always have to force shut the computer ...
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1answer
581 views

Shutdown cause -112

My 2013 rMBP regularly freezes (screen stays on but freezes as well). I have Yosemite 10.10.1. I couldn't see such behavior in 10.9 and I don't think it's a hardware issue (had the machine serviced ...
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81 views

Create a script to turn wifi off on shutdown

Is there anyway to create a script that will automatically shut down the WiFi when I power down my machine? Maybe in Automator?
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2k views

MacBook Air (2013) doesn't restart or shutdown after upgrading to OS X 10.10 Yosemite

My MacBook Air (2013) doesn't restart or shutdown from the Finder menu after upgrading to OS X 10.10 Yosemite. I have to press the power button. Moreover, it shows the Apple logo and progress bar ...
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3answers
1k views

iPhone shuts off when battery is at about 20%

I have an iPhone 4S running iOS 8.0.2. For the past few days, my phone has been shutting off when the battery reaches around 20%. It will not turn back on until I plug it into a power source. When I ...
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0answers
29 views

How to get upsmon to write to syslog

I'm using a nut client from macports in order to receive shutdown notifications from my NAS which has the actual USB cable attachment to my UPS. Everything is working great in terms of a power cut ...
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0answers
181 views

iPhone 4 shut down and now wont start

My iPhone 4 shut down and now it doesn't want to start anymore. If I connect it to charger the iPhone opens the unlock the screen but only for 2 minutes long and it shuts down again. If I plug it ...
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1answer
1k views

MacBook Pro random shutdown and restart - with logs

About 2 or 3 times in a week the computer will shutdown to a grey error screen and reboot. It's very difficult to troubleshoot because it happens so randomly. Most recently, I've gone ahead and copied ...
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1answer
23 views

how to switch to verbose output

Using Debian linux, I can switch to verbose output during shutdown and startup by pressing F2. I already know how to startup in verbose mode using cmd + V but I would like to switch to verbose mode ...
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83 views

Why is Reminders.app cancelling shutdown and generally auto-launching and causing instability when running? [closed]

Furthermore, I have a console full of these types of messages: 8/23/14 1:50:54.662 PM com.apple.RemindersNC[438]: CGContextSetCompositeOperation: invalid context 0x0. This is a serious error. This ...
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1answer
1k views

Mac Pro 4.1 won't shutdown

I have a strange problem, when I try to shutdown my Mac Pro. I get the grey screen with the activity indicator, but it does not shutdown, the indicator keeps spinning and spinning. I figured out how ...
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263 views

MacBook Air randomly “dies” on a full/near full battery

Since the beginning of the month, I've had a strange issue with my 2010 MacBook Air (2.13 Ghz, 4GB Ram, 128 GB SSD). It will run fine when plugged into the MagSafe, but running on battery it'll ...
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1answer
902 views

I want my Mac Mini power button to shut down the computer

I’ve recently started using my Mac Mini as a media server. I really don’t want it to be powered on all the time though. I’ve removed the password prompt and have told Plex to automatically open on ...
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75 views

Macbook Air battery power = 0, odd sleep / shutdown hybrid

Does the macbook air go to sleep or shutdown when battery power is used up? Mine does something in-between... screen goes black on battery = 0%, and when plugged back in, it doesn't go through a boot ...
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2answers
1k views

How safe is Force Restart [Control-Command-Power Button] keyboard shortcut?

There have been a couple of occasions where I haven't been able to restart my macbook. Both times I've used this shortcut to restart but I am concerned about the state of the system upon reboot. The ...
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189 views

Mid 2011 imac 27" with new hard drive keeps shutting down randomly

Mid 2011 imac 27" with new hard drive keeps shutting down randomly. After a bad crash, the imac can no longer boot into desktop. I seem to have a stuck booting cycle with the horizontal progress bar ...
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0answers
50 views

pass shutdown from APC battery backup to VMware Fusion Guest machine

How can I pass the shutdown command to the vmware fusion guest (debian)? I installed vmware tools and if I manually shutdown my Mac it'll pass the command to shutdown the guest system first. However, ...
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1answer
740 views

Does BootCamp cause OS X shutdown to be slow?

Does having a BootCamp partition somehow make OS X shutdown slow? Shutting down OS X on my somewhat old (2009) MacBook Pro used to take five seconds or less. But lately I've both installed an SSD and ...
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1answer
781 views

iPhone 4s shutdown problem

I have a iPhone 4s as soon it reaches 30% or Lower it goes off anytime sometime immediately and sometime at 20% what should I do
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5answers
40k views

How often should one shutdown a Macbook instead of just closing the lid?

I have found contradictory opinions on this. Some say Windows users tend to shut down but that it is not necessary, and I tend to do that too. Others say it is preferable to shut down, as it does not ...
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2answers
7k views

Are OS X shutdown cause and sleep cause numbers listed/explained anywhere?

The numbers in which I'm most interested -2 0 3 5 … I might add to that shortlist. What do those numbers mean; where might we find authoritative explanations? Somewhere in Apple open source, ...
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0answers
25 views

Preferences resetting in Snow Leopard

Recently my Mac has been exhibiting two strange behaviours: Preferences for Safari and Windowshade return to their defaults on their own every few days. On occasions, when I select shut down, the ...
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1answer
302 views

OSX Mavericks doesn't reboot/shutdown/logout from menubar

sudo reboot or sudo halt works when executed from terminal. But, Apple Logo -> Shutdown/Restart/Log Out User doesn't work. Strangely, Apple Logo -> Sleep works. I've executed bunch of defaults write ...
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120 views

My MacBook (summer 2013) has had to shutdown 3 times in the past 24 hours due to an error

I have new 15″ MacBook Pro (summer 2013) with a solid state hard drive and 16 GB RAM (I figure it should be able to handle a lot). It recently started restarting itself due to a "problem", and ...
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1answer
215 views

Will a MacBook with its lid closed (asleep) restart at the scheduled time?

I think the title says it mostly. Will a sleeping MacBook Air with the lid closed restart automatically at the time scheduled in the energy saver pane?