Macbook pro stuck on grey screen and making buzzing noise

hi,
Lately my mac has been playing up (1 year old), ever now and then it would make a funny buzzing noise, coming from the left side.. and i noticed it was running slower than usual. Im Running Mountain Lion and have 566GB of disk space left... after using it for about 5 minutes the buzzing noise would start and it would become unresposive with the spiral beach ball. So i would have to hard restart it. Now ever time i turn it on it gets to a grey screen and doesnt load further. eventually the sound starts again!! i have tried starting it in safe mode and verifying my disk in utilities where everything "seems to be ok" !! someone please help!!!

Ethan997,
define “an average disk”.
Your question regarding fault is akin to asking “is it my fault or the car maker’s fault that my spark plugs no longer work?” — disks, like spark plugs, don’t last forever, and fault doesn’t come into it. Similarly, the fact that your disk (or spark plugs) worked yesterday and doesn’t work today is not a sudden “breakage” — by their nature, they have a finite, variable amount of time in which they do work. This is why (in the case of disks) making regular backups is important; when the disk stops working, you’ll have an easy way to recover from such a situation.
That being said, if your MacBook Pro is still under warranty, you should be able to get a replacement disk from Apple. And even if it isn’t, you could still try reformatting your current disk, to see if you can squeeze some more use out of it — but if the reformatted volume keeps needing to be repaired (and you have the patience to deal with recovering from the same situation again and again), that’s a sure sign that a new disk would be your best option.

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MacBook Pro stuck at grey screen after Yosemite upgrade

upgraded to yosemite yesterday. Reboot and stuck at grey screen(login in page) when i log in there is some codes thing at the left top corner of the screen. and then it reboots again. Which means I can never log onto the computer. what should I do

If you can't start up and log in in the usual way, try in safe mode.
During startup, you’ll see a progress bar, and then the login screen, which appears even if you normally log in automatically. You must know your login password in order to log in. If you’ve forgotten the password, you will need to reset it before you begin.
Log in as an administrator to carry out these instructions. If you have only one account, you are the administrator.
☞ If you don't see any reports listed, but you know there was a panic, you may have chosen Diagnostic and Usage Messages from the log list. Choose DIAGNOSTIC AND USAGE INFORMATION instead.
Safe mode is slower than normal, and some things won’t work at all.
Note: If FileVault is enabled, or if a firmware password is set, or if the startup volume is a software RAID, you can’t start in safe mode.
If you're able to log in, launch the Console application in any of the following ways:
☞ Enter the first few letters of its name into a Spotlight search. Select it in the results (it should be at the top.)
☞ In the Finder, select Go ▹ Utilities from the menu bar, or press the key combination shift-command-U. The application is in the folder that opens.
☞ Open LaunchPad. Click Utilities, then Console in the icon grid.
In the Console window, select
DIAGNOSTIC AND USAGE INFORMATION ▹ System Diagnostic Reports
(not Diagnostic and Usage Messages) from the log list on the left. If you don't see that list, select
View ▹ Show Log List
from the menu bar.
There is a disclosure triangle to the left of the list item. If the triangle is pointing to the right, click it so that it points down. You'll see a list of reports. A panic report has a name that begins with "Kernel" and ends in ".panic". Select the most recent one. The contents of the report will appear on the right. Use copy and paste to post the entire contents—the text, not a screenshot.
I know the report is long, maybe several hundred lines. Please post all of it anyway.
In the interest of privacy, I suggest that, before posting, you edit out the “Anonymous UUID,” a long string of letters, numbers, and dashes in the header of the report, if it’s present (it may not be.)
Please don’t post other kinds of diagnostic report.

My 2014 MacBook Pro stuck on grey screen since trying to update software over an hour ago

My 2012 MacBook Pro has been stuck on the grey screen for more than hour since I tried updating the software.

Take each of these steps that you haven't already tried. Stop when the problem is resolved.
To restart an unresponsive computer, press and hold the power button for a few seconds until the power shuts off, then release, wait a few more seconds, and press it again briefly.
Step 1
The first step in dealing with a startup failure is to secure the data. If you want to preserve the contents of the startup drive, and you don't already have at least one current backup, you must try to back up now, before you do anything else. It may or may not be possible. If you don't care about the data that has changed since the last backup, you can skip this step.
There are several ways to back up a Mac that is unable to start. You need an external hard drive to hold the backup data.
a. Start up from the Recovery partition, or from a local Time Machine backup volume (option key at startup.) When the OS X Utilities screen appears, launch Disk Utility and follow the instructions in this support article, under “Instructions for backing up to an external hard disk via Disk Utility.” The article refers to starting up from a DVD, but the procedure in Recovery mode is the same. You don't need a DVD if you're running OS X 10.7 or later.
b. If Step 1a fails because of disk errors, and no other Mac is available, then you may be able to salvage some of your files by copying them in the Finder. If you already have an external drive with OS X installed, start up from it. Otherwise, if you have Internet access, follow the instructions on this page to prepare the external drive and install OS X on it. You'll use the Recovery installer, rather than downloading it from the App Store.
c. If you have access to a working Mac, and both it and the non-working Mac have FireWire or Thunderbolt ports, start the non-working Mac in target disk mode. Use the working Mac to copy the data to another drive. This technique won't work with USB, Ethernet, Wi-Fi, or Bluetooth.
d. If the internal drive of the non-working Mac is user-replaceable, remove it and mount it in an external enclosure or drive dock. Use another Mac to copy the data.
Step 2
If the startup process stops at a blank gray screen with no Apple logo or spinning "daisy wheel," then the startup volume may be full. If you had previously seen warnings of low disk space, this is almost certainly the case. You might be able to start up in safe mode even though you can't start up normally. Otherwise, start up from an external drive, or else use the technique in Step 1b, 1c, or 1d to mount the internal drive and delete some files. According to Apple documentation, you need at least 9 GB of available space on the startup volume (as shown in the Finder Info window) for normal operation.
Step 3
Sometimes a startup failure can be resolved by resetting the NVRAM.
Step 4
If you use a wireless keyboard, trackpad, or mouse, replace or recharge the batteries. The battery level shown in the Bluetooth menu item may not be accurate.
Step 5
If there's a built-in optical drive, a disc may be stuck in it. Follow these instructions to eject it.
Step 6
Press and hold the power button until the power shuts off. Disconnect all wired peripherals except those needed to start up, and remove all aftermarket expansion cards. Use a different keyboard and/or mouse, if those devices are wired. If you can start up now, one of the devices you disconnected, or a combination of them, is causing the problem. Finding out which one is a process of elimination.
Step 7
If you've started from an external storage device, make sure that the internal startup volume is selected in the Startup Disk pane of System Preferences.
Start up in safe mode. Note: If FileVault is enabled, or if a firmware password is set, or if the startup volume is a software RAID, you can’t do this. Post for further instructions.
Safe mode is much slower to start and run than normal, and some things won’t work at all, including wireless networking on certain Macs.
The login screen appears even if you usually log in automatically. You must know the login password in order to log in. If you’ve forgotten the password, you will need to reset it before you begin.
When you start up in safe mode, it's normal to see a dark gray progress bar on a light gray background. If the progress bar gets stuck for more than a few minutes, or if the system shuts down automatically while the progress bar is displayed, the startup volume is corrupt and the drive is probably malfunctioning. In that case, go to Step 11. If you ever have another problem with the drive, replace it immediately.
If you can start and log in in safe mode, empty the Trash, and then open the Finder Info window on the startup volume ("Macintosh HD," unless you gave it a different name.) Check that you have at least 9 GB of available space, as shown in the window. If you don't, copy as many files as necessary to another volume (not another folder on the same volume) and delete the originals. Deletion isn't complete until you empty the Trash again. Do this until the available space is more than 9 GB. Then restart as usual (i.e., not in safe mode.)
If the startup process hangs again, the problem is likely caused by a third-party system modification that you installed. Post for further instructions.
Step 8
Launch Disk Utility in Recovery mode (see Step 1.) Select the startup volume, then run Repair Disk. If any problems are found, repeat until clear. If Disk Utility reports that the volume can't be repaired, the drive has malfunctioned and should be replaced. You might choose to tolerate one such malfunction in the life of the drive. In that case, erase the volume and restore from a backup. If the same thing ever happens again, replace the drive immediately.
This is one of the rare situations in which you should also run Repair Permissions, ignoring the false warnings it may produce. Look for the line "Permissions repair complete" at the end of the output. Then restart as usual.
Step 9
If the startup device is an aftermarket SSD, it may need a firmware update and/or a forced "garbage collection." Instructions for doing this with a Crucial-branded SSD were posted here. Some of those instructions may apply to other brands of SSD, but you should check with the vendor's tech support.
Step 10
Reinstall the OS. If the Mac was upgraded from an older version of OS X, you’ll need the Apple ID and password you used to upgrade.
Step 11
Do as in Step 9, but this time erase the startup volume in Disk Utility before installing. The system should automatically restart into the Setup Assistant. Follow the prompts to transfer the data from a Time Machine or other backup.
Step 12
This step applies only to models that have a logic-board ("PRAM") battery: all Mac Pro's and some others (not current models.) Both desktop and portable Macs used to have such a battery. The logic-board battery, if there is one, is separate from the main battery of a portable. A dead logic-board battery can cause a startup failure. Typically the failure will be preceded by loss of the settings for the startup disk and system clock. See the user manual for replacement instructions. You may have to take the machine to a service provider to have the battery replaced.
Step 13
If you get this far, you're probably dealing with a hardware fault. Make a "Genius" appointment at an Apple Store, or go to another authorized service provider.

2011 Macbook Pro Stuck on White Screen and Won't Shut Down

Greetings,
I just received a 15 inch Macbook Pro with a 2.2 i7 processor earlier today. On my previous computer, a 2009 MB P with a Core2Duo, I've had a shutdown issue on it for the past week or so: when I click the power button, and confirm the shutdown, the computer would start shutting down as normal, however once it reached the white screen with the spinning loading symbol at the bottom, it just got stuck on that. As I've transfered my old data to my brand new computer, I'm still having the same issue with it. I was wondering if this was due to a worm, or some software incompliancy? If anyone could shed any light, I'd be greatful.
Thanks.

thecloakedone wrote:
I'm running the old Final Cut Studio (2) (still have to enter my serial), and am also running these apps which could be considered out of the ordinary: *VLC
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                                                  *CleanMyMac
                                                  *Mirage
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                                                  *MiroVideoConverter
                                                  *RecBoot
                                                  *SuperDocker
                                                  *PlistEditPro
That's all. Everything else is either from Apple, Adobe, or is downloaded from the app store.
Were you using any of them when the issue occurred (or just prior to it)?
Have you looked for updates on all of them?
If you want to do some digging, open Console and look at the logs at, and just prior to, the time of the issue.

Macbook Pro stuck on grey screen with Apple logo

Macbook Pro was purchased in mid-late 2009 and is running on OS X 10.6. Today is suddenly stopped responding and so I turned it off. When I turned it back on it opend to the grey screen with the Apple logo and the loading icon and that is where it stayed. I have been searching for the answer on different forums but have yet to find a solution. My hard drive is appearing in the Disk Utility but not in the box when I try to reinstall OS X. Any suggestions on what to do?

Create a data recovery, undelete boot drive
dustysjuls wrote:
Will that erase all of the files on my hard drive? Or will it just erase and reinstall the operating system? I do not have my files backed up.
A #18 Reinstall Just OS X, details here:
Step by Step to fix your Mac

Macbook pro stuck on grey screen

I recently got a version of mac that i thought i could use on my macbook from the internet and when i tried to run the installer it quit at the very end. after that none of my applications would open. i tried to reset but then it just goes directly to the apple logo on the grey screen with no loading bar or spinning circle at all. it just stays there now. is there any way i could do a reset of my laptop preferrably not using the disk to install mac again? im currently using 10.6.

skylar57 wrote:
I recently got a version of mac that i thought i could use on my macbook from the internet
Does not make sense. Please clarify
and when i tried to run the installer it quit at the very end. after that none of my applications would open. i tried to reset but then it just goes directly to the apple logo on the grey screen with no loading bar or spinning circle at all. it just stays there now. is there any way i could do a reset of my laptop preferrably not using the disk to install mac again? im currently using 10.6.
http://support.apple.com/kb/TS2570 Mac OS X: Gray screen appears during startup

My MacBook Pro shows a grey screen at start-up how do I fix this problem?

My MacBook Pro shows a grey screen when I try to login and won't go onto my homepage. Why has this happened and how do I fix it?

Take each of these steps that you haven't already tried. Stop when the problem is resolved.
Step 1
The first step in dealing with a startup failure is to secure the data. If you want to preserve the contents of the startup drive, and you don't already have at least one current backup, you must try to back up now, before you do anything else. It may or may not be possible. If you don't care about the data that has changed since the last backup, you can skip this step.
There are several ways to back up a Mac that is unable to start. You need an external hard drive to hold the backup data.
a. Start up from the Recovery partition, or from a local Time Machine backup volume (option key at startup.) When the OS X Utilities screen appears, launch Disk Utility and follow the instructions in this support article, under “Instructions for backing up to an external hard disk via Disk Utility.” The article refers to starting up from a DVD, but the procedure in Recovery mode is the same. You don't need a DVD if you're running OS X 10.7 or later.
b. If Step 1a fails because of disk errors, and no other Mac is available, then you may be able to salvage some of your files by copying them in the Finder. If you already have an external drive with OS X installed, start up from it. Otherwise, if you have Internet access, follow the instructions on this page to prepare the external drive and install OS X on it. You'll use the Recovery installer, rather than downloading it from the App Store.
c. If you have access to a working Mac, and both it and the non-working Mac have FireWire or Thunderbolt ports, start the non-working Mac in target disk mode. Use the working Mac to copy the data to another drive. This technique won't work with USB, Ethernet, Wi-Fi, or Bluetooth.
d. If the internal drive of the non-working Mac is user-replaceable, remove it and mount it in an external enclosure or drive dock. Use another Mac to copy the data.
Step 2
If the startup process stops at a blank gray screen with no Apple logo or spinning "daisy wheel," then the startup volume may be full. If you had previously seen warnings of low disk space, this is almost certainly the case. You might be able to start up in safe mode even though you can't start up normally. Otherwise, start up from an external drive, or else use the technique in Step 1b, 1c, or 1d to mount the internal drive and delete some files. According to Apple documentation, you need at least 9 GB of available space on the startup volume (as shown in the Finder Info window) for normal operation.
Step 3
Sometimes a startup failure can be resolved by resetting the NVRAM.
Step 4
If you use a wireless keyboard, trackpad, or mouse, replace or recharge the batteries. The battery level shown in the Bluetooth menu item may not be accurate.
Step 5
If there's a built-in optical drive, a disc may be stuck in it. Follow these instructions to eject it.
Step 6
Press and hold the power button until the power shuts off. Disconnect all wired peripherals except those needed to start up, and remove all aftermarket expansion cards. Use a different keyboard and/or mouse, if those devices are wired. If you can start up now, one of the devices you disconnected, or a combination of them, is causing the problem. Finding out which one is a process of elimination.
Step 7
If you've started from an external storage device, make sure that the internal startup volume is selected in the Startup Disk pane of System Preferences.
Start up in safe mode. Note: If FileVault is enabled, or if a firmware password is set, or if the startup volume is a software RAID, you can’t do this. Post for further instructions.
Safe mode is much slower to start and run than normal, and some things won’t work at all, including wireless networking on certain Macs.
The login screen appears even if you usually log in automatically. You must know the login password in order to log in. If you’ve forgotten the password, you will need to reset it before you begin.
When you start up in safe mode, it's normal to see a dark gray progress bar on a light gray background. If the progress bar gets stuck for more than a few minutes, or if the system shuts down automatically while the progress bar is displayed, the startup volume is corrupt and the drive is probably malfunctioning. In that case, go to Step 11. If you ever have another problem with the drive, replace it immediately.
If you can start and log in in safe mode, empty the Trash, and then open the Finder Info window on the startup volume ("Macintosh HD," unless you gave it a different name.) Check that you have at least 9 GB of available space, as shown in the window. If you don't, copy as many files as necessary to another volume (not another folder on the same volume) and delete the originals. Deletion isn't complete until you empty the Trash again. Do this until the available space is more than 9 GB. Then restart as usual (i.e., not in safe mode.)
If the startup process hangs again, the problem is likely caused by a third-party system modification that you installed. Post for further instructions.
Step 8
Launch Disk Utility in Recovery mode (see Step 1.) Select the startup volume, then run Repair Disk. If any problems are found, repeat until clear. If Disk Utility reports that the volume can't be repaired, the drive has malfunctioned and should be replaced. You might choose to tolerate one such malfunction in the life of the drive. In that case, erase the volume and restore from a backup. If the same thing ever happens again, replace the drive immediately.
This is one of the rare situations in which you should also run Repair Permissions, ignoring the false warnings it may produce. Look for the line "Permissions repair complete" at the end of the output. Then restart as usual.
Step 9
If the startup device is an aftermarket SSD, it may need a firmware update and/or a forced "garbage collection." Instructions for doing this with a Crucial-branded SSD were posted here. Some of those instructions may apply to other brands of SSD, but you should check with the vendor's tech support.
Step 10
Reinstall the OS. If the Mac was upgraded from an older version of OS X, you’ll need the Apple ID and password you used to upgrade.
Step 11
Do as in Step 9, but this time erase the startup volume in Disk Utility before installing. The system should automatically restart into the Setup Assistant. Follow the prompts to transfer the data from a Time Machine or other backup.
Step 12
This step applies only to models that have a logic-board ("PRAM") battery: all Mac Pro's and some others (not current models.) Both desktop and portable Macs used to have such a battery. The logic-board battery, if there is one, is separate from the main battery of a portable. A dead logic-board battery can cause a startup failure. Typically the failure will be preceded by loss of the settings for the startup disk and system clock. See the user manual for replacement instructions. You may have to take the machine to a service provider to have the battery replaced.
Step 13
If you get this far, you're probably dealing with a hardware fault. Make a "Genius" appointment at an Apple Store, or go to another authorized service provider.

Macbook pro boots to white screen and a ?

macbook pro boots to white screen and a ?

Gus@MaggiesFarm,
try this: boot your MacBook Pro into Recovery mode by holding down a Command key and the R key as it starts up. Once the Mac OS X Utilities menu appears, select Disk Utility. On the left-hand side of the Disk Utility window, select your internal disk’s boot partition (typically called “Macintosh HD”). On the right-hand side, press the Verify Disk button if it’s not greyed out; if it is greyed out, or if it reports that errors were found, press the Repair Disk button. Once the verification/repair is completed, exit Disk Utility and select Restart from the Apple menu to restart in normal mode. Does it get past the white screen now?

Downloaded OSX Mountain Lion on MacBook now stuck on grey screen with spinning wheel HELP?!?!

Downloaded OSX Mountain Lion on MacBook now stuck on grey screen with spinning wheel. What can I do, will I loose everything on my laptop?

ashg23 wrote:
Thank you, I have restarted but it is still stuck at the grey page with the spinning wheel? Any idea?
Have you started up holding down Command + R and attempted to install again?
Pete

My MacBook is stuck on grey screen with rotating circle

My MacBook is stuck on grey screen with rotating circle

See this Apple note on dealing with that. If you have OS X 10.8 Mountain Lion, this is the equivalent note, howver, it's not as detailed.

MacBook Pro stuck on grey loading screen, MacBook Pro stuck on grey loading screen

My MacBook Pro is stuck on this loading grey screen I have tried everything but nothing works I pressed option command + P + R the shift key everything PLEASE HELP! I'm going crazy and apple support won't help me over the phone

Grey Screen and spinning wheel at startup
http://support.apple.com/kb/PH11044
Repair Disk
Steps 2 through 8
http://support.apple.com/kb/PH5836
Reinstall OS X
http://support.apple.com/kb/PH10763?viewlocale=en_US
Additional Steps
http://support.apple.com/kb/PH10929

Macbook air Lion stuck at grey screen and spinning wheel

HI
I have a Macbook air with Lion installed. I pressed the On button, but it gets stuck at grey screen, apple logo and spining wheel. I then managed to get it to startup in Safe Mode.
How can I find out what the problem was?
Please could you let me know if there are some simple steps to fix this?
Thank you in advance.

Please carefully read Gray screen appears during startup, Apple will tell you how to trouble shoot the issue. I suspect your HD has crashed, not a big deal if you have been backing up. However if you haven't then you're probably about to learn a lesson on why backup is critical.

MacBook Pro stuck on grey gear screen

I have a 2011 MacBook Pro. I downloaded the newest update of Mountain Lion today. After downloading and restarting, my MacBook stayed on a grey screen with an unmoving gear symbol towards the bottom. It has been like this for almost two hours, and I feel like something is wrong. Any advice?

It sounds like the update was not able to get installed completely. I would start with an SMC reset, by following the directions listed on this page: http://support.apple.com/kb/ht3964
If that doesn't take care of things, it sounds like you should try a manual shut down and boot into the recovery partition, by holding command + r when you hear the start up chime.
Once you're in the recovery partition, open disk utility and select repair disk permissions and verify disk. If prompted, select repair disk.

MacBook Pro Stuck on Gray Screen

My MacBook Pro is stuck on the grey screen and won't move past it. I have tried safe startup, resetting the NAVRAM, I am currently in the disk utility and when I verify disk permissions, it says this:
- user differs on .ds_store, should be 0; user is 501
- group differs on .ds_store; should be 80; group is 20
- permissions differ in .ds_store; should be -rw-rw-r-- ; they are -rw-r--r--
- unable to set owner and group on .ds_store; error 22: invalid argument
- unable to set permissions on .ds_store; error 22: invalid argument
- user differs on Applications/.DS_store; should be 0; user is 501
Specs:
System Version: 10.8.5
System Build: 12F45
I honestly don't remember the year.
Also, no backups at all. I checked my box for original install disks and don't see any so I assume they don't come with any, anymore. Any help is appreciated!

Mac OS X: Gray screen appears during startup - Apple Support

MacBook Air stuck on grey screen

My MacBook Air 2011 will not boot, as it gets stuck on a grey screen. Nothing works, not even any keyboard shortcuts.
What ive tried:
- Recovery Mode (Wont even change the screen, waited about 5 minutes)
- Resetting PVC or whatever its called (Just reboots the computer)
- Safe Boot (trying right now, told that it takes a while)
Taking it back to the apple store is my last resort, and I think im out of my warranty (no applecare).
Any help?

ANSWER
I totally understand this issue!
It's happened to me when I can't even move my mouse around. It's stuck on a grey screen and it's driving me nuts. i know this answer. This problem happened to my last night actually.
What I did was leave it be for as long as it needs. My screen was grey for 24 hours. When I woke up in the morning, the screen was back to normal, on the screen I needed to log on with. BY THE WAY, I prayed for my laptop. LOL! I really hope you don't end up with a "hunk" of $1000 dollars on you're desk. Maybe this will take longer than mine did, OR shorter amount of time.
QUESTION.
JohGoins wrote:
My MacBook Air 2011 will not boot, as it gets stuck on a grey screen. Nothing works, not even any keyboard shortcuts.
What ive tried:
- Recovery Mode (Wont even change the screen, waited about 5 minutes)
- Resetting PVC or whatever its called (Just reboots the computer)
- Safe Boot (trying right now, told that it takes a while)
Taking it back to the apple store is my last resort, and I think im out of my warranty (no applecare).
Any help?

Macbook pro stuck on grey screen and making buzzing noise

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