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Questions tagged [el-capitan]

OS X 10.11 El Capitan

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1answer
5 views

Fix “fork: resource temporarily unavailable” on OS X El Capitan

I ran into some problems on my Mac running OS X El Capitan 10.11.6 that appeared to be related to resource limits. I was seeing things like error: cannot spawn or unable to fork or -bash: fork: retry:...
6
votes
7answers
61k views

Cannot erase SD card with Disk Utility (El Capitan)

I have this SD card that I am trying to use to backup photos on a Windows computer. After using the SD card on the Windows computer, and copying the photos back on a safe drive, I cannot erase the SD ...
104
votes
4answers
75k views

How to fix homebrew error: “invalid active developer path” after upgrade to OS X El Capitan?

I get this error when I run brew update: $ brew update xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/...
34
votes
3answers
46k views

How can I download an older version of OS X/macOS?

As older versions of macOS & OS X no longer appear on the App Store search, how can I get any older version of a Mac OS to be able to run as a VM, or to reinstall on my Mac? This is an attempt to ...
0
votes
0answers
38 views

Can I safely delete the Mac OS X Base System Partition?

I'm running El Capitan + Windows 7 on a 2011 MBP which came with Lion. The recovery mode on my MBP is broken, it sits on about 75% of the progress bar loaded for days (I've waited 2 full days on two ...
14
votes
4answers
58k views

Where does App Store download files to?

I just re-downloaded El Capitán off of the App Store for the purposes of transferring it to another machine via USB. When it was done downloading, it automatically launched the installer asking me to ...
3
votes
2answers
1k views

OS X 10.6.8 App Store “Get” Button Does Nothing

I am trying update to El Capitan using the App Store. I am logged in and my Mac meets the requirements, but when I click "Get" nothing happens. Just goes dark blue and nothing else after that. What ...
2
votes
2answers
2k views

Automator service not showing in services menu

I know next to nothing about the OS X, but I've been asked to make a few different scripts for actions in Apple Mail. One is to bind a hotkey that will create a reminder with a followup time of two ...
-1
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1answer
23 views

Boot drive not recognised at all

After doing an update for iPad and open Google Chrome to watch streaming movies the MacBook Pro 13 mid 2012 has started to slow down and Chrome closed. I restarted and a flashing folder appeared ...
26
votes
6answers
19k views

Why is kernel_task using so much CPU?

I have a Macbook Pro Retina with the following hardware: Model Name: MacBook Pro Model Identifier: MacBookPro11,1 Processor Name: Intel Core i5 Processor Speed: 2.4 GHz Number of Processors: 1 ...
0
votes
1answer
26 views

Find out applications using a lot of bandwidth,

I have an iMac (early 2009) with El Capitan loaded -- 10.11.6. Immediately upon start up, without starting a single program, something in the system starts producing wifi traffic. A lot of it. A ...
3
votes
2answers
358 views

System storage not being correctly represented in 'About This Mac'

For some reason, in the 'About this mac' under storage, my mac running el capitan (macbook pro 13" early 2015) doesnt correctly display how much storage i've used. Does anyone have a fix for this?
1
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0answers
28 views

Second drive inaccessible from OS but accessible in Recovery mode (which shows no issue)

I have a iMac 2008 with 2 drives. Main drive is an SSD in the DVD bay and second drive 3,5" HHD in the original iMac disk bay. After a reboot before which everything was working just fine second drive ...
67
votes
12answers
87k views

How can I name desktops/spaces in El Capitan?

I would like to give names to different spaces; currently a new space get the default name Desktop n where n is a number. How can I give it a meaningful name?
243
votes
3answers
158k views

What is the “rootless” feature in El Capitan, really?

I have just learned about the "Rootless" feature in El Capitan, and I am hearing things like "There is no root user", "Nothing can modify /System" and "The world will end because we can't get root". ...
1
vote
1answer
28 views

Every restart/boot, kernel panic occurs

Every time I restart my iMac (or just boot it up) I see this: But after I restart again it works fine again. I'm using MacOSX El Capitan. I've tried to replace MacOSX with Windows but I decided I ...
0
votes
1answer
80 views

Command or Shift key modifiers always activated

Regularly, when I am using Photoshop CC 2018 (mostly), suddenly I got a modifier key which always stays activated. Sometime it is the Command key, and sometimes Shift key, which make it impossible to ...
2
votes
0answers
1k views

Allow a single app temporary administrator privileges

I have a standard user who runs a piece of software that allows them to repair storage devices (flash disk/SD cards/on board storage for specific cameras/etc) which needs administrator privileges to ...
1
vote
0answers
37 views

Install Mac OS X El Capitan on used Macbook Pro from USB doesn't see the USB

I have just purchased a used Macbook Pro A1286, "Core 2 Duo" 2.66 15" (SD.) I'm new to Apple products, and I'm trying to install Mac OS X El Capitan from a USB bootable pen drive I just did. The ...
0
votes
1answer
21 views

Late 2009 Macbook, El Capitan, how to rotate display? (it's not on settings)

I have a MacBook (13-inch, Late 2009) with El Capitan 10.11.6, The displays setting panel doesn't show a control to rotate it (as does my mac mini with Sierra) Is there an alternative way or 3rd party ...
2
votes
1answer
3k views

How to Close Windows in Mission Control of El Capitan?

This feature was previously under ALT when X symbols appeared to windows corners. Now, I see that it has been removed in El Capitan. My settings in Mission control How can you have close-window ...
5
votes
2answers
858 views

Disable automatic “ligature” handling in PDF/Preview on El Capitan

I may have found a serious bug in EC... As a college student I frequently need to copy and paste short passages out of PDF documents into other documents (e.g. for quoting). Previously, on Yosemite, ...
12
votes
3answers
2k views

How to dim screen on Mac before going to sleep

I would like my MacBook (on El Capitan) to dim the screen before going to sleep, so that I can hit a key to keep it unlocked if desired. Currently, there is no way to keep it from locking if it's ...
3
votes
1answer
29 views

Crash/restore renamed SSD system disk and emptied

I had what I think was a "system crash" of my 500 GB SSD that was my system disk. I now think it was because a keyboard malfunction was preventing proper boot operations. I have a 2008 MacPro running ...
10
votes
6answers
51k views

Apps not opening “Verifying”

Some of the apps on my MacBook Air (OS El Capitan) specifically my Grand Theft Auto are not opening because a prompt appears "Verifying (Name Of The App)". I've tried countless times to fix this but ...
1
vote
1answer
2k views

Wireless Mouse Lag

I have a mid-2014 MBP retina that runs OSX El Capitan (10.11.6). I'm trying to use my wireless Logitech mouse (Anywhere MX, the first edition), but there is an intermittent lag problem. Sometimes it ...
3
votes
0answers
36 views

Disable USB Storage Devices in El Capitan

The company I work for is required to disable the ability to connect USB mass storage devices on all production computers. All computers run OS X 10.11.6. Every computer has the following setup: USB ...
1
vote
4answers
3k views

OS X: Suddenly only one window/application visible at the same time

I have a rather weird problem with my desktop of my MacBook Pro. I use El Capitan 10.11.15. For reasons I don't know I'm no longer able to keep more than one running application visible at the time. ...
10
votes
4answers
7k views

How to stop display from turning off when I disconnect a Screen Sharing client

I have a Mac which I connect to using Screen Sharing to log in and start a video playing. Since upgrading to El Capitan, when I quit the screen sharing client, the screen on the remote machine turns ...
3
votes
1answer
37k views

How can I delete files in recovery mode using Terminal on my OS X main partition?

I need to delete a folder otherwise my mac won't boot. How can I do this in recovery mode or whatever it's called using Terminal commands?
7
votes
4answers
8k views

Terminal/Safari Cannot Resolve Host But Chrome Can Connect

I have MacBook Pro (Retina, 13-inch, Early 2015) with OS X 10.11.5. Internet connection works only for Chrome. Safari and several terminal apps cannot connect to internet due to resolve host failure....
3
votes
1answer
1k views

HD does not show up when attempting to reinstall OS X (El Capitan)

I am attempting to do a fresh re-install of El Capitan on my girlfriend's MacBook. She called me the other night claiming the battery died and her macbook crashed, and when she restarted and went to ...
1
vote
1answer
4k views

disk1s1 device is write locked

I can not boot my iMac (20" Mid 2007) running OS X 10.7.5 When I am in Single User Mode I can use fsck and when trying ti sbin/mount -uw / it says device is write locked. I am really stuck. I wanted ...
2
votes
2answers
2k views

No boot-args in nvram

After seeing this question regarding the serverperfmode nvram boot-arg, I thought I would check my server to see its status: $ nvram boot-args nvram: Error getting variable - 'boot-args': (iokit/...
1
vote
2answers
7k views

AirDrop for iPhone SE and MacBook Air

I'm trying to set up AirDrop to send files between my macbook and my iPhone. For some reason it doesn't work at all. I turned it on both on the macbook and my iPhone SE and my iPhone is not shown in ...
27
votes
4answers
40k views

How to enable horizontal split in full screen mode in El Capitan

I use my external display in tower mode. I've been using third party software ( like Moom ) to split my screen horizontally when needed. Now that El Capitan supports split screen in full screen mode, ...
28
votes
8answers
172k views

Download El Capitan Installer now that Sierra is out [duplicate]

I have recently been having issues with my mac and want to do a clean install. I still have Yosemite and thought it’s a good time to upgrade the OS. However, I am wary of jumping directly to Sierra ...
3
votes
1answer
39 views

How to stop Terminal from using special characters?

When I'm using arguments with quotes in the Terminal, the quote is first highlighted and then changes to a special character when certain characters are entered after it. For example trying to type "...
2
votes
3answers
1k views

Simulate iOS's “reduce white point” feature on OS X El Capitan

I've become fond of iOS's "reduce white point" accessibility feature to reduce the intensity of bright colors, which makes the screen much easier to use in the dark -- nicer, in my opinion, than ...
6
votes
2answers
21k views

Trouble using Time Machine with SMB share in OSX El Capitan

I'm having problems using and SMB share in my local network as a time machine destination. I followed the tutorials widely available on the internet but in the end when I open the Time Machine app I ...
3
votes
5answers
8k views

Mac not sleeping when lid is closed

I have a MacBook Pro (Retina, Mid 2014) running El Capitan. Whenever I close the lid it doesn't sleep! The Apple light dims and the screen turns off, but my battery drains at a normal rate. Sleep is ...
12
votes
2answers
9k views

Install InkScape without XQuartz

Is it possible to install InkScape without XQuartz? I did install it already and it's working but I feel like it's not that native (e.g. the menu doesn't appear on the top pannel but until the title ...
1
vote
1answer
39 views

Updating El Capitan to High Seirra will take 18 hours

I'm on El Capitan and trying to update to High Seirra. It downloaded the stub file and run the application. I waited for one hour till it says 17 hours remaining. Is there a way to speed up the update ...
1
vote
0answers
14 views

Should I be concerned by this discrepancy in my drive space?

I was planning to delete a user account, and I noticed that it said that I don't have at least 87.1 GB of free disk space, even though my Macintosh HD shows that I have 159.4 GB free. You can see the ...
2
votes
2answers
81 views

How to completely reinstall Mac OS X? [duplicate]

I have a MacBook which OS was upgraded from Snow Leopard 10.6.3 to 10.6.8 and then to El Capitan 10.11. I want to completely reinstall El Capitan, to "factory state", in order to really "clean" the ...
1
vote
1answer
44 views

Reinstall El Capitan on 2009 iMac

I've giving my 2009 iMac to a friend. It was running El Capitan and Windows 10 on Bootcamp. I've tried to be clever (which apparently I'm not) and I've done a clean reset of Windows 10, not ...
3
votes
1answer
78 views

Stuck in recovery mode and unable to install OS X El Capitan

Hi to anyone able to help with this / having the same problem... I use a 2009 iMac A1224 20" with a SSD, running macOS El Capitan (the shop which installed the SSD also installed El Capitan back in ...
11
votes
4answers
119k views

OS X El Capitan and older not available on App Store? [duplicate]

So it turns out I can not install Sierra because I have a Mid2009 Macbook Pro. I wanted to update to El Capitan, but it turns out its no longer available on the app store? Any ideas, how to get El ...
0
votes
1answer
26 views

How does migration assistant work?

I'm considering using Migration Assistant to transfer everything from an old backup of my system to my current system because there are files that went missing when I upgraded my old system to El ...
5
votes
3answers
1k views

How do I restore a Mac to its original macOS version?

I've just followed the steps here to try to format my wife's laptop so we can sell it: https://superuser.com/questions/959422/reinstall-os-x-without-cd-dvd-or-apple-id Unfortunately I'm still getting ...