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

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Mid '11 Mac Mini won't shutdown cleanly. OS X El Capitan 10.11.5

When I go to shutdown my mid 2011 Mac Mini (running OS X El Cap, 10.11.5), it will not do so "cleanly." I close all applications, then click Apple > Shutdown and finder closes like it's going to ...
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1answer
24 views

Can I remotely force a locked Mac to sleep or shutdown?

Is there any way to remotely make a Mac which is powered on – but locked – to go to sleep and/or shut down? If so, how? E.g. can I use another Mac B to login via screen sharing to Mac A even if it's ...
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39 views

Why is my iMac shutting down randomly?

I have a late 2012 27" iMac running El Capitan (10.11.5). It is a 3.2 GHz i5 with 32GB of 1600MHz DDR3, 3TB fusion drive. It's worth noting that as of right now I can't get Graphics/Display ...
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1answer
69 views

Why does sudo shutdown -h now command work but I cannot shutdown my mac traditionally?

I am on OS X El Capitan 10.11.5 on a Macbook Pro Early 2015. When I try to shutdown or restart by pressing the Apple, it doesn't work. All of my applications close, the menu bar clears, and finder ...
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2answers
70 views

Mac mini wont shutdown

I can't shutdown my Late 2012 Mac mini, running El Capitan, in the normal way, by selecting the Shut Down... on the Apple menu. Every time I try, Finder vanishes and the shutdown progress freezes. I'm ...
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1answer
80 views

MBP Retina 15 inch, late 2013 shuts down randomly

I have a MacBook Pro (Retina, 15-inch, Late 2013) with: 2 GHz Intel Core i7, Intel Iris Pro 1536 MB. I use it mainly with my Henge Docks vertical docking station and Dell 25-inch UHD monitor with ...
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35 views

Can't shutdown a MacBook Pro

I have a MacBook Pro Mid 2012 running latest release OS X. Recently when I am shutting down my computer it just get stuck in the spinner. So the only way is to force shut it down which might not be ...
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214 views

Cannot restart Mac, Finder issues in El Capitan

I've been having some issues with an iMac running El Capitan. The issue seems to be Finder. I tried leaving it to shut down by itself overnight to no avail. On occasion I get this message: The ...
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1answer
91 views

MacBook Pro (Retina, 15-inch, Late 2013) shuts down when not attached to Thunderbolt Display

Maybe somebody else is having this same issue? I have a MacBook Pro (Retina, 15-inch, Late 2013) running OS X El Capitan. For some reason, anytime I unplug the laptop from the Thunderbolt Display, it ...
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1answer
31 views

rMBP random unexpected shutdown

Recently I'm facing random unexpected shutdown on rMBP mid-2014. I've clean installed the Yosemite with clean user and issue still continues. Apple online support suggested to work on Safe Mode and it ...
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1answer
117 views

Random Kernel Panics with Shutdown Cause: -64

I'm using Retina Macbook Pro 15inch (OS X El Capitan 10.11.5) and getting random kernel panics frequently since March 2016. (1 or 2 times a day or more) This is a company laptop and bought in October ...
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242 views

My Mac prompts to shut down randomly

Somewhere between every one and ten minutes, my MacBook Pro prompts the shut down dialog box or even starts to sleep. This is what I get in the console. It really looks as if I've pressed the ...
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10 views

iPad mini won't boot

My iPad Mini's battery was drained and I tried to charge it. When I came back I tried to open it but neither the apple logo and charging sign appeared. I tried to press and hold the home and reset ...
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0answers
14 views

Empty Recovered files folder after shut down

A few weeks ago, I started noticing that every time I turn on my MacBook Pro, I get an empty "Recovered Files" folder in the trash. I have read online that this happens when an app is not completely ...
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1answer
53 views

Clean shutdown/restart from terminal in 10.7+

I have a headless system that is controlled remotely that I need to shutdown/restart in an automated way (without the use of VNC or local keyboard/mouse). Using various commands via SSH or via my ...
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1answer
90 views

NO LOGINS: System going down … stuck and won't shutdown

I issued a remote SSH shutdown command to a headless Mac server. However, the server is not shutting down and I can no longer access the server with SSH, I get this message: NO LOGINS: System ...
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1answer
201 views

help me !! my computer is having kernel panics and i don't know how to stop them?

My computer is a Macbook Pro 13 inch from early 2014. In October of 2015 my computer started crashing. I sent it to an Apple Center to see if they could fix it. They changed a lot of things, hardware, ...
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2answers
145 views

How would I identify what's causing my Mac to permanently hang on shutdown?

Whenever I try to shutdown or reboot my Mac (Macbook Pro 15" Retina late 2013, OS X 10.11.3) it closes all programs like normal and then it goes into that black screen with the progress bar. When it ...
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2answers
137 views

When Mac OS freezes is it ok to hard shutdown?

I have a MacBook Pro Retina, so it has an SSD but no HDD. I use Dr. Cleaner and I've often noticed that when 99% of the app memory is being used, the OS X El Capitan freezes. At this point of time, ...
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0answers
21 views

Mac is off with no record of it being off?

I use my Mac Mini as a server and recently I came to find it turned off. I never turned it off so this seems a bit odd. I'm not sure of the date but I know it happened between 3/3/16 - 3/4/16 The ...
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0answers
87 views

Sudden, auto-shutdown while in sleep: where to look for the culprit?

My MacBook has been brutally shutting down by itself while in sleep. It always happens a few hours after shutting down the lid, right when switching to the StandBy sleep mode, right at the following ...
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55 views

Run Script at Shutdown

Is no way to run a shell script immediately before system is switched off? What I found via google was just to use rc.local.shutdown or so, but it seems that this function was kicked out on previous ...
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64 views

MBP failing at shutdown/restart with shutdown cause -62

My MacBook Pro (Mid 2012, 13in) fails to shutdown/restart sometimes. When I initiate shutdown/restart process from the Apple menu, sometimes it gets stuck at a black screen with a mouse pointer that ...
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1answer
107 views

2008 Mac Pro Won't Shut Down (Black Screen - Gray Loading Wheel)

One of our Mac Pros at work is having issues shutting down. On shut down, the screen will turn black and a small gray loading wheel will come up in the center of the screen. It will stay like this no ...
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65 views

MacBook Retina 13 inch , Random shutdown

Details early 2014 Macbook Retina Pro When im on my macbook it just randomly shuts down out of nowhere a couple minutes in, ive tried resetting the pram and smc.Sometimes it will shutdown during ...
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66 views

Tracking down hard shutdown cause—software? hardware? overheat?

I'm running Mac OS X 10.7.4 on a 15-inch, early 2011 MacBook Pro. I've had the Mac crash a few times in the last couple months, all attributable to letting it discharge (careless me!) except for the ...
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2answers
67 views

What is the difference between -h, -r, -s, and -k, in the “shutdown now” command in single-user mode?

So, I opened up single-user mode to show my friend how easy it was for a Mac to be directly hijacked if someone was able to steal the physical lap top (as opposed to hijacking remotely using SSH), and ...
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1answer
7k views

Can't install El Capitan update 10.11.3 because can't restart normally

I've got the typical problem that OSX can't shutdown/restart normally. I'm on El Capitan but it happened in the past with Mavericks etc. Don't know why they can't fix this... Anyway, now I want to ...
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1answer
512 views

Mac does not automatically restart when power is re-applied after `shutdown -hu now`

I want to have a Mac Mini automatically boot when power is applied, as I cannot conveniently reach its power button, because it resides inside an art installation, where the power will be shut down ...
3
votes
1answer
107 views

Problem on shutdown MacBookPro 11.3

My problem is about my MacBookPro 11.3 (2,6 GHz Intel Core i7, 16 GB DDR3 a 1600 MHz, NVIDIA GeForce GT 750M 2048 MB). Since I updated to ElCapitan (actually 10.11.1 (15B42)), when I shutdown the Mac,...
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45 views

“Force Quit” dialog won't close

A Parallels 11 virtual machine running El Capitan as the guest OS ran out of disk space. Apparently I had a runaway app eating up memory, which overloaded virtual memory in Mac OS X, and virtual ...
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333 views

Can anyone help me with this kernel panic? (IMMEDIATE ungraceful shut down on “restart”)

Any help is appreciated, thanks in advance! :) (OS version is 10.11.0 - I can't upgrade to 10.11.1 without a graceful restart. ouch.) Panic Report Anonymous UUID: <snip> Mon Nov 9 18:48:26 ...
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1answer
63 views

How to get previous shutdown cause?

I try to get previous shutdown cause and when it happened but i don't know correct syntax. syslog -k Sender kernel ??? I need to get date and time in start of the row and shutdown cause number in ...
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1answer
55 views

Is there a keyboard shortcut to shut down OSX? [duplicate]

Is there a keyboard shortcut to shut down OSX 10.10.1?
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520 views

El Capitan - Macbook won't shut down without force quit and sometimes starts to blank screen

• My mid-2015 Macbook Pro Running 10.11.1 frequently will not shut down without holding the power button. • It also sometimes starts up to a blank screen (with no apps or desktop items showing). • ...
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2answers
171 views

How to restart or shutdown a Mac when it says app running but cannot force quit the app?

I have a Macbook Air running Yosemite 10.10.4, and I am trying to either to restart or shutdown this Mac. But it will say the app VLC Player is running, but if I right click the VLC icon at the ...
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1answer
106 views

MacBook Pro 11,2 (Retina 2014) shuts down suddenly

My MacBook Pro 11,2 (Retina 2014) shuts down suddenly from time to time. When I run macbook again, I inspect the log file I see the following message: Previous shutdown cause: -128 Sometime, ...
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2answers
6k views

iMac randomly shuts down

We have a late 2012 27 inch iMac. It has a 2.9 GHz i5 processor and a 1 TB fusion drive along with 8 GB of RAM. I recently upgraded it to El Capitan. A couple of months ago it randomly started to not ...
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1answer
189 views

Kernel Panic - Random Shutdown - Please Help

Recently (the last three day) my late 2013 iMac has been suffering from kernel panics. After reboot, console shows a 'Previous shutdown cause: -62'. Can someone please tell me what this means. The ...
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72 views

Macbook Pro 17" mid-2009 restarts immediately after shutdown

Requires a small amount of backstory: I have a mid-2009 17" Macbook Pro (machine A). Something recently died in it and it was becoming increasingly difficult to use. A friend gave me his identical ...
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3answers
357 views

Harmful to never put to sleep / shut down a mac?

Is it harmful for a mac in any way to never put it to sleep, or to turn it off? I have a macbook air and an iMac that I set to never sleep in the settings. Only the displays go to sleep. I turn them ...
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1answer
53 views

Confirm Unmounting/Ejection of Drive During Shutdown in Logs for Yosemite 10.10.4

I shut down my laptop today on my way out of the house, which had a drive connected via USB. I was wondering if there is a way to confirm that the drive was successfully unmounted/ejected during the ...
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1answer
211 views

What is the difference between shutdown command and doing shutdown from apple menu?

What is the difference between issuing command shutdown -h now in terminal and doing Shutdown from apple menu? Using command it's instantly power down the system. But via menu it takes around 30-40 ...
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1answer
97 views

MBP 15" early 2011 shuts down after login without power cord

Update #1: I uninstalled gfxcardstatus. Now the only times it shuts down instantly are when I initially log in (tried on user with Filevault and one without), and when I log out from one user ...
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1answer
96 views

Macbook Pro (mid 2010) shutting down upon boot up

Here is my question. My macbook pro has been acting crazy for a while, shutting down unexpectedly daily. Every once in a while it will work for a day or two but eventually will start shutting down ...
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3answers
241 views

Automatic shutdown hindered by sleep mode

I have an iMac (late 2009 model) running Yosemite. Recently, I have set up automatic shutdown in the Energy Saver settings under System Preferences. However, if my computer goes into sleep mode before ...
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0answers
110 views

Shutdown warning every time I log on

Whenever I log on, I get the "Your computer crashed previously, do you want to restart the running programs?" error; regardless of whether my machine crashed or not. Whether I press OK or Cancel, it ...
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1answer
223 views

Disable Shutdown prompt or solve it that it won't show

Shen shutting down my computer, I see a prompt with information that another user is logged in and that this user could lose data when I shutdown computer: I am almost certain it's because I ...
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0answers
287 views

Macbook Pro randomly shutting down with inactivity

I have a mid-2009, Macbook Pro. Half a year ago, I spilled a bit of coffee, and suffered some damage (option keys not working, and constant shutting down/restarting if a button/mouse isn't pushed ...
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2answers
749 views

OS X 10.10 (Yosemite) Custom Shutdown Screen/Behavior

I'm a network admin at a school, and I'm wondering if anyone here can shed some light on an odd problem. Preface: We have a number of laptop carts of MacBook Pros and MacBooks as well as over 100 ...