Questions centered on analyzing a technical problem or errant behavior with Apple hardware or software.

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4
votes
1answer
2k views

Macbook Pro Retina – “Battery Is Not Charging”

My Retina MacBook Pro is currently on 4% battery power, but when I plug it in, the battery icon up the top shows the plug icon instead of the lightning bolt icon inside it to say it's charging and ...
0
votes
0answers
22 views

Unresponsive Macbook Pro. Black Screen. Can't Reboot

The other day my MacBook Pro just spontaneously halted during regular usage. The screen went black, aside from the mouse cursor appearing once every 10 seconds (exactly). I don't seem to be able to ...
6
votes
2answers
7k views

Blued and syslogd Eating CPU and Flooding system.log

My machine occasionally goes into a state where almost 100% cpu is eaten by syslogd and blued. At that time, numerous copies of the following block appear in the console: 4/29/14 10:31:45.000 AM ...
0
votes
1answer
19 views

iPad 3rd gen won't turn on just black screen

I unplugged my iPad at 25% charge and used it. Suddenly my iPad froze at 19%. I rebooted it by pressing both home and wake/sleep button. It was stuck on the booting-up screen so I decided to charge ...
0
votes
2answers
3k views

I can't make or receive calls on my IPhone 5c iOS 8.1

I have a new problem with my IPhone 5c, I can 't make any calls from it, but when I use my SIM on other phone it has no problem, and when I put another SIM it can't receive calls either, so obviously ...
2
votes
1answer
21k views

iMac doesn't start, all i see is colored lines and then checkered lines on a white background

I have iMac 2010 which is out of warranty. I recently came up to the computer and it was sleeping and was not waking up. I held the powered button for a while, so it turned off. Then I pressed it ...
2
votes
1answer
35 views

Troubleshooting Mac issues

This is an attempt to genericise a question to an answer I have posted in many variants over the past couple of years, to try to make it easier for people to find. Comments/suggestions on other ...
3
votes
6answers
53k views

How can I troubleshoot no audio via Thunderbolt HDMI connecting to HDTV?

I have a 13" late '11 MBP OS X Lion 10.7.5 I am trying to hook up to my LG HDTV with a Thunderbolt HDMI cable. Getting the display onto the TV is a snap. The audio, however, is not working. The ...
1
vote
1answer
23 views

Troubleshooting: Apple booting to Prohibitory Sign

So my macbook pro (2012 Intel i5 6gb ram), has been starting up to the prohibitory sign. This sign will kinda sway back and forth between the apple symbol and the prohibitory sign. Every once in a ...
18
votes
9answers
15k views

Mavericks Finder spins when opening folders

Since upgrading to Mavericks, Finder sometimes hangs when I select a folder and am waiting for its contents to populate the window. This happens primarily in Open dialog boxes: It'll spin for about ...
12
votes
6answers
9k views

Yellow tooltip stuck on screen

There is a yellow tooltip stuck and it floats above all other windows. I do not know from what program it came. How can I get rid of it without restarting my computer? EDIT:
0
votes
1answer
46 views

Health app double counts steps

I am using an iPhone 6 with iOS 9.3.2. It happens that Health app doubles step count (and therefore also doubles distance). I know this beacause the amount is too high (about double, I should be ...
0
votes
0answers
25 views

Wifi connection often takes priority over Ethernet [duplicate]

I'm using an Apple Thunderbolt Display for network Ethernet connection of my MBPr 15 and I often experience something that is very odd. Ethernet has top priority on my network list (i.e. it's not ...
1
vote
3answers
2k views

Thunderbolt display not charging MBP battery

I have a mid-2012 Retina MacBook Pro and two Thunderbolt displays purchased in mid-2014. The MBP sits plugged into one of the Thunderbolt displays almost all the time, unless I'm using it away from my ...
0
votes
0answers
19 views

Xcode is shutting down network access on my iMac

This is really strange. I'm running OS X 10.11.4 with all updates in place on a 2010 iMac. I am using Xcode 7.3 for iOS development. When I build and deploy my iOS app to any iOS device through Xcode,...
4
votes
3answers
82 views

MacBook Pro Trackpad Suddenly Stopped Working Completely

The trackpad on my Macbook Pro of 2 years has suddenly stopped working out of blue. The trackpad doesn't move, respond to any gestures nor do any clicks work. This is really frustrating as I used ...
0
votes
0answers
63 views

External monitor cuts out on MacBook with Multiport Adapter

I have a newer MacBook with only a USB-C port. I use an Apple USB-C Digital AV Multiport Adapter, and the HDMI output has worked in the past. When hooked to my new ASUS monitor with an HDMI cable, ...
0
votes
0answers
51 views

Trying to download game from Mac App store, game stuck on “Installing” (Macbook Pro Retina Mid 2014)

Basically what the title says. I tried restarting my computer and it messed the whole install up, I had to redownload all 30gb of the game. Any ideas on how to fix this?
0
votes
1answer
179 views

Xcode install fails at 95% under OS X El Capitan

Tried to install Xcode for the first time. Tried 3 times now, same problem each time. After it reaches around 95% it fails, and I have to restart from scratch (2.5h). Going crazy. Could it be because ...
0
votes
3answers
41 views

My iPhone Literally Gets Full When I Connect To Computer

0 bytes available even though the apps on my phone aren't close to filling the 16GB. I don't sync with iTunes, all I do is debug apps with Xcode. On iTunes it shows that "other" mostly fills it up. It'...
8
votes
5answers
76k views

Can't boot Mac, only shows a Folder with a Question Mark?

How do I start up a Mac when all it shows is a Folder with a Question Mark, even with a DVD in the drive? Image courtesy of Loïc Wolff
4
votes
2answers
930 views

Mac Pro cd drive stuck open

I just got a brand new mac pro. I opened the cd drive with the eject button on the keyboard, and then went to close it the same way, the cd drive goes in, but the metal gate doesn't come back up. What ...
0
votes
1answer
84 views

Re-download OS X iWork suite (Pages, Numbers, Keynote)

Apple introduced Pages, Numbers, and Keynote as a Mac native platform for documents such as letters, spreadsheets, and presentations. These applications come pre-loaded with OS X, as they did with my ...
1
vote
1answer
689 views

Bluetooth audio delay / lag, reason completely unclear to me

I have a bit of an odd situation, and wanted to ask for ideas. Recently started connecting a JBL Charge 2+ to my MBA 11 inch, mid-2013, via Bluetooth. I noticed that there's clear delay between ...
0
votes
1answer
45 views

Ipad mini 4 won't turn on

I just got my ipad mini 4 for christmas. It has been working perfectly fine until this morning the battery was completely dead so I wen't to charge it and realized that it wasn't coming on. When I ...
0
votes
1answer
36 views

Terminal doesn't force quit

When I click Terminal in Launchpad, it says "The application Terminal is not open anymore." But it shows up in the Force Quit window and it has the open-app indicator on the dock. I can't quit the ...
14
votes
1answer
2k views

Set launchd log level

How can I set the log level of launchd in MacOS Yosemite? I've tried launchctl log level debug but it doesn't work.
2
votes
1answer
80 views

Bell causes entire screen to flash white

I have an old-ish iMac where the sound has stopped working: which I'm not really too fussed about - it doesn't get used for a whole lot of stuff. The only really annoying part is that it seems ...
33
votes
9answers
24k views

How can I stop my whole screen from flashing white on errors?

Whenever I access Terminal and press Command ⌘ + Delete ⌫ my screen flashes white. It also happens when Chrome's Command ⌘ + F returns no results. Have I somehow messed up my settings? I already ...
6
votes
8answers
23k views

Master volume control is grayed out

on my Mac 10.6 (MacBook Pro Late 2009) master volume control for both Line-In built and for external USB Microphone is disabled (grayed out) Nobody really wanted to help what is the reason and how ...
2
votes
2answers
2k views

How do I triage errors from the AppStore? Where are the log files?

Am getting an error message when trying to reinstall TextWrangler from the App Store. The message given is An unknown error occurred. This is not terribly helpful. Where can I look to get more ...
0
votes
1answer
107 views

Typing lag on SE sites - Safari

This is a strange one & only seems to affect text entry [questions, answers & comments] on SE sites. I've not really noticed it anywhere else, but this is where I do most of my web-site typing....
6
votes
3answers
3k views

iMac display has discolored tan lines

I have a 24 inch, mid-2007 iMac purchased used. I don't know the original owner and it's out of warranty. On the display is a series of tan or yellowish horizontal lines - all an approximate inch ...
1
vote
2answers
408 views

Screen Blacks Out After Fans Run at Maximum

I inherited an iMac and it has an issue. It boots up fine but within the first five minutes the fans start to slowly ramp up to full speed. After about five to ten minutes of the fans running at full ...
0
votes
1answer
299 views

Mac Mini 2011 extremely hot and surprisingly slow

I just bought a Mac Mini (mid 2011) secondhand with the following specifications: 2,3 GHz Intel Core i5 8 GB 1067 MHz DDR3 512 GB SSD Intel HD Graphics 3000 512 MB I used to have a iMac 2006 ...
1
vote
0answers
38 views

Is my macbook pro display busted?

I have a mbp mid 2012 running on yosemite. Since this morning, my display is behaving weirdly. It seems to have bluish-greenish tint and I've tried deleting color profile, recalibrating it, rebooting ...
0
votes
1answer
181 views

Kali Linux Dual Boot - Wifi not working

I am struggling to find a detailed guide on how to troubleshoot wifi once Kali Linux 2.0 has been installed. I dual booted on my MacBook Air (El Capitan) Kali Linux 2.0, and as I have been warned, ...
2
votes
3answers
8k views

opendirectoryd taking up 1/4 of the cpu and driving fans crazy on MacBook Air

Since a couple of days my 2011 13" MBA (i5, 1,7Ghz) has a very strange issue which I don't know how to get rid of. Every now and then (sometimes more times a day) a process called opendirectoryd ...
2
votes
1answer
2k views

iMovie 11 - Fix iMovie projects that don't open after iMovie crash

I was asked today to fix a friend's problem with iMovie. The initial report was that iMovie won't open and play the projects. The iMovie owner also said that there was an iMovie crash while working on ...
0
votes
1answer
75 views

Help me solve this Macbook wifi mystery

We noticed this week that our Macbook wifi connection was slow. On inspection, we discovered that the wifi wasn't auto-connecting to our network, but rather one named ATT5g---. If I selected our ...
7
votes
6answers
121k views

Need to print out iPhone text messages

I have a court case and have text messages on my iPhone I need to transfer to my iPad email for evidence. Every time I try it doesn't work, it will send them to my iMessage but not my email. I need ...
0
votes
2answers
31 views

Trying to revive an old hard drive

I had a few old backup drives from my Windows computer that I wanted to go through. They are 5-6 years old. And they are internal drives so I got a USB adapter kit from the brand Deltaco. So far I ...
2
votes
2answers
38k views

iPhone won't play sound in *some* apps

My friend is having a problem with an iPhone 4 (not yet updated to iOS 5). Most apps and the ring tone will make noise via headphones but not via speaker. iTunes and at least one other app will play ...
7
votes
4answers
4k views

How to deal with unzip error on a large file in OSX?

I downloaded the latest Raspbian image from the raspberrypi.org website on my Mac running OS X 10.10.5 The SHA-1 checksum agrees with that listed on the website. When I try to extract using unzip I ...
33
votes
2answers
59k views

El Captain update download doesn't continue after restarting the Mac

I started to download the El Capitan upgrade, but then I shut down my computer. The day after I wanted to continue the download but in App Store it shows "Waiting..." and doesn't do anything. Also ...
1
vote
0answers
124 views

Sudden strange keyboard behaviour Mac OS X

Suddenly my keyboard is behaving weirdly. Here's some examples of what happening: Left command not working at all Left option + L moves the cursor down one line Left control + L moves cursor down ...
0
votes
1answer
72 views

How to diagnose a crash from system logs?

I know you can get to the system logs from the Console and/or from the command line. That said, I don't know how to read them very well. How can I tell which events are related to a crash and which ...
0
votes
3answers
16k views

Macbook Pro won't boot into OSX (circle with line through it), but Windows works fine

When I try to boot into OSX, after 30 seconds or so the Apple symbol is replaced by a circle with a line through it. If I try single user mode, it stops at a certain point before booting entirely and ...
1
vote
0answers
70 views

AirPort network disappears when nobody is connected

I use AirPort Express to create a WiFi network. Provider gives me static IP and uses binding to MAC-address (AirPort Express has two MACs -- for 2.4 GHz and 5 GHz, I guess, -- and I gave provider one ...
2
votes
2answers
4k views

Why won't my iPad sync photos (“not enough memory”) when it's half empty?

When I try to sync my iPad, it aborts on the last step, indicating that it can't be synced, becuase "not enough memory is available": But I have LOTS of room: And it all fit before - I actually ...