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

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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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2answers
35 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
1k 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
84 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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3answers
138 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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3answers
161k views

Using The Terminal Command to Shutdown, Restart and Sleep My Mac?

I'm getting more interested in using Terminal as an alternative way to address solutions on my Mac. I have seen this question entitled "Is there a better way to shutdown/restart OSX?". I would ...
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1answer
59 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 ...
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2answers
4k 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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3answers
3k views

MacBook shut down at 20% battery with no warning?

My 2013 13" MacBook Retina (OS X 10.10.3, Yosemite) shuts down when I have about 20 minutes of battery left. Not sleep, full shut down. It does this with no warning at all. I seem to remember ...
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1answer
46 views
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1answer
71 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 ...
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4answers
15k 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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1answer
1k views

iMac sounds like it's starting up then shutting down immediately

I have an iMac. Since yesterday, it has been making sounds where it seems like a hard drive is starting up then shutting down immediately. However, that can't be possible of course because the ...
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1answer
1k views

What is shutdown cause -60?

Since installing Mavericks on my 2010 MBP, it seems to be giving me the spinning beach ball often. I think I may need a new HDD, as Disk Utility cannot repair it, but I also get this error: Nov 21 ...
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0answers
41 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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236 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
45 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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2answers
11k 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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2answers
82 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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0answers
409 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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1answer
150 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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0answers
53 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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7answers
907 views

Disable OS X Server's shutdown prompt?

I've just installed OS X Server. Whenever I try to shut it down (as a local interactive user), I keep seeing a prompt that requires me to enter an admin's name and password before proceeding with the ...
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2answers
2k views

Avoid automatic shutdown

I have a MacBook Pro running Lion. Usually, I need to run tasks that takes hours... so I just leave the laptop working before going to bed. When I wake up, I notice that it tried to shutdown the ...
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3answers
272 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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3answers
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Yosemite (> 10.10.x) randomly freezes and crashes on my MacBook Pro 15" Early 2011

I already had a similar problem before and after more than two years of struggling (I had this problem long since the Yosemite) I am still being daily annoyed by the same problem.: Is this crash ...
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2answers
2k views

PostgreSQL causing slow shutdowns with OS X Server in Mavericks

I've found that on OS X Server in Mavericks, the PostgreSQL processes are causing shutdown delays. During a verbose shutdown, I get the following (shortened) output: com.apple.launchd ...
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1answer
46 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
143 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
80 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 ...
0
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1answer
67 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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5answers
77k 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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3answers
2k views

OSX : Cancel the shutdown sequence

Let's suppose a case where I accidentally start the shutdown sequence of OSX (wrong shortcut, wrong menu item click in the Apple Menu, App asking for a reboot etc.) Is there a way to cancel the ...
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0answers
60 views

Application settings revert after shutdown/restart

I'm kinda new to mac(like one month or so) and Yosemite is my first OSX ever. My problem is that whenever I change settings in third party apps like Hotspot Shield or WD Security, the settings revert ...
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0answers
88 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
182 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
227 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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1answer
45 views

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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2answers
690 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 ...
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1answer
97 views

Shut down via Terminal/AppleScript without restoring

How can I shut down my Mac via Terminal or AppleScript, but without restoring? tell application "Finder" to sleep works not, the windows will be restored.
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1answer
26 views

When shutting down, how to re-open apps on their respective desktops?

I work with 4 desktops, and every time I shutdown my machine, I tell it to re-open all windows on next boot. The problem is, with the exception of iTerm2, they all re-open on the first desktop ...
0
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1answer
275 views

MacBook Pro won't shutdown

My MacBook Pro seemed to get hung up in Chrome. Was able to quit Chrome and all other apps running (Mail and TextEdit) and tried to restart. Screen went black, trackpad still moving cursor but didn't ...
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1answer
683 views

Kernel: Previous shutdown cause: -62 Help Needed!

I have a late 2013 27" iMac running Yosemite, and it randomly shuts off every now and then. I tried everything Reset SMC. Diagnostics, reformat Macintosh HD but still occurs and running out of ...
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0answers
15 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
118 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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58 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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0answers
1k 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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2k 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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8answers
23k views

Is Shutting Down An iMac Or Mac Mini Really Necessary?

In today's age with low power standby modes & the advanced OS X that is Mountain Lion, it is simpler than ever to go for long periods (perhaps months) without shutting down your iMac (and possibly ...
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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 ...