I boot my macbook air usinf comand   R to make a fresh os instalation so i erase my hd. when i finish ereasing i try to reinstal it but i have error in verifiation

i boot my macbook air usinf comand + R to make a fresh os instalation so i erase my hd. when i finish ereasing i try to reinstal it but i have error in verifiation

Post the exact error message please

Similar Messages

  • We have an older IMac (preIcloud) and just purchased a new Macbook Air. Our Iphones are set-up to synch with the IMAC and my calendars on the IMac & the phone look the same. But when I open ICal on the MacBook Air my calendar is missing items? Help..

    We have an older IMac (preIcloud) and just purchased a new Macbook Air. Our Iphones are set-up to synch with the IMAC and my calendars on the IMac & the phone look the same. But when I open ICal on the MacBook Air my calendar is missing items? Help.

    Are you wanting to import iCal to the MacBook Air. Since iCloud doesn't work with 10.6 OSX you probably don't have any data in iCloud yet?

  • My macbook air won't turn on.. last night it was still working properly... when i woke up this morning, i went to turn it on but it didn't respond..i tried plugging the charger and the lightning cord showed a green light which is normal when charging..

    my macbook air won't turn on.. last night it was still working properly... when i woke up this morning, i went to turn it on but it didn't respond..i tried plugging the charger and the lightning cord showed a green light which is normal when charging..i tried to open the macbook air again but nothing happened.. no fans, no chimes, no light in the laptop showed..what should i do? please help..thank you

    Welcome to Apple Support Communities
    A green light means that your battery is full or that it can't be detected. If you can't start up the Mac, probably your logic board or battery aren't working.
    Take the MacBook to an Apple Store or reseller to get your battery or logic board replaced. If the MacBook is in warranty, this repair will be free

  • I have a Macbook Air (july 2012) with OS X 10.8.3  installed.  I have dvds with .vob files and have Quicktime Version 10.2 (603.12).  I can't play the DVDs.  Thereare some features of QT that I like, e.g. precise frame selection and save as .png file-help

    I have a Macbook Air (july 2012) with OS X 10.8.3  installed.  I have dvds with .vob files and have Quicktime Version 10.2 (603.12).  I can't play the DVDs.  There are some features of QT that I like, e.g. precise frame selection and save as .png file-help.  Am I missing some Apple software?  I thought QT for Mountain Lion could convert the .vob files - is there some setting that I have missed?
    Any suggestions that preserves a simple workflow much appreciated.

    arthur wrote:
    Perian is here: Perian - The swiss-army knife of QuickTime® components
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  • Why are my contacts and reminders and photos syncing between me and my boyfriends phone, as well as my macbook air? How do I make this stop? I've already deleted Icloud backups on itunes but that didn't help because we still seem to be synced. Help.

    Why are all of my devices syncing with my boyfriends phone? His phones photos are synced to my macbook air photo stream, my reminders are synced to his phone, I already erased all of my itunes backups through itunes thinking that would fix the issue but it failed to resolve the problem. My contacts also synced to his phone and his Imessages are synced to my imessages now... this is extremely frustrating and would like this to stop alread. Please help.

    Well in the iPhone and the iPad in the Settings in the iCloud section, there is an Apple ID associated with the device. And in the MacBook Air there is (or can be) an Apple ID associated with the account.
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  • I am giving my old MacBook Air to my granddaughter.  What is the most efficient way to erase all the data on it?

    I am giving my old MacBook Air to my granddaughter.  What is the most efficient way to erase the data?

    You have two options.....
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    The second option is to create a new user (your granddaugher's name).....Deauthorize your Macbook Air from your Itunes and Appstore.....
    Restart your Macbook after you've created your granddaughter's user name, login under your granddaughter's username and delete your username.
    Search your Macbook for your old files and delete them.....
    Good luck...

  • We have loaded office for mac version 2008 on a macbook air, and it prompts to make an account, but then you click to register it recognises it as 2011 version and tells you there is no need to register. we cannot get past this point? anyone else?

    we have loaded office for mac version 2008 on a macbook air, and it prompts to make an account, but then you click to register it recognises it as 2011 version and tells you there is no need to register. we cannot get past this point? anyone else?

    Yes. The whole process of registering is messed up.
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    Then reinstall the usual way. This might work.

  • Macbook pro had to be wiped out and I lost iPhoto (was free on the computer when I first bought it). Re-bought iPhoto but I can't find/get my photos.  Now what?

    macbook pro had to be wiped out and I lost iPhoto (was free on the computer when I first bought it). Re-bought iPhoto but I can't find/get my photos.  Now what?

    Re-bought iPhoto but I can't find/get my photos.  Now what?
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  • Beachball on boot with MacBook Air + kernel_task using 138% of CPU

    My wife's MacBook Air has recently become unusable - when you boot, it seemingly operates fine until the Finder launches, at which point the beachball appears and persists indefinitely. No applications can be launched, files accessed, etc - the only think you can do is hard shutdown.
    Booted in Safe Mode and set Activity Monitor to launch on startup, then restarted in normal - kernel_task is using 138% of the CPU consistently, beachball issue present.
    Shut down and booted again in Safe Mode and the issue is not present, with kernel_task using an appropriate amount of memory. This is the wife's computer, I'm a PC guy, so I only know little bits of Mac stuff - repaired permissions, etc - to no results. Any ideas on how to move forward in resolving this?
    Thanks in advance.

    First, you might delete the /Home/Library/Preferences/com.apple.finder.plist file while in safe mode.
    Then try this:
    Delete caches to resolve some startup problems:
    Boot into single-user mode. After startup is completed you will be in command line mode and should see a prompt with a cursor positioned after it. At the prompt enter the following then press RETURN after each commandline:
    /sbin/fsck -fy
    If you receive a message that says "*** FILE SYSTEM WAS MODIFIED ***" then re-run the command until you receive a message that says "** The volume (nameofvolume) appears to be OK." If you re-run the command more than seven times and do not get the OK message, then the drive cannot be repaired this way.
    If you were successful then enter:
    /sbin/mount -uw /
    rm -rf /System/Library/Caches/*
    rm -rf /Library/Caches/*
    reboot
    I suggest you print out the above in a large mono-spaced font to be sure you do not make any errors when entering the commands. When in single-uwer mode you have 'root' access, so it's important that you not make any mistakes. Note that there are spaces between a command and what follows, so be sure you type each line above properly.

  • Why endless shutdown during booting? - Macbook Air 10.8.3 update

    After updating from 10.8.2 to 10.8.3 my Macbook Air 13" mid 2012 started to shutdown during booting.
    I have tried to reset the SMC and PROMs several times with no result - still shutdown during booting.
    The same result when starting in "safe" mode - shutdown in the end of booting.
    When booting in verbose mode the last lines befor shutdown was:
    AppleLMUController::smcReadKey received error 0x84 when reading key 'MSLD'
    AppleLMUController::smcReadKey received error 0x84 when reading key 'ALV0'
    It's no problem using the macbook air in target mode and use as the startup disk on another macbook.
    The other mac start fine and run smoothly on the system 10.8.3 on the disk from the macbook air that shutdown during booting.
    Before updating there was no problem with the computor...
    What to do?

    Run the #12 OnyX cache clearing routine, it's a lot of stuff to do and will take awhile, but it's very through on reseting your sub-system items like it was when it came from the factory.
    ..Step by Step to fix your Mac
    After rebooting it should sail like the wind, except bootup apps.
    Which this thread there are hacks to disable them from launching when you boot
    https://discussions.apple.com/thread/3244852?start=30&tstart=0
    Also look at this thread for other clues
    Why is my computer slow?

  • Extremely slow boot on MacBook Air

    Hello!
    Up to one week ago my MacBook Air was booting in 10 seconds.
    Suddenly it takes over 3 minutes to startup. I did not have installed any particular application or service in the last weeks
    I checked the logs and the only strange lines are:
    May  7 21:23:11 localhost bootlog[0]: BOOT_TIME 1399490591 0
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.appstore" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.authd" sharing output destination "/var/log/system.log" with ASL Module "com.apple.asl".
              Output parameters from ASL Module "com.apple.asl" override any specified in ASL Module "com.apple.authd".
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.authd" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.bookstore" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.eventmonitor" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.install" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.iokit.power" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.mail" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.MessageTracer" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.performance" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:38 localhost syslogd[17]: Configuration Notice:
              ASL Module "com.apple.securityd" claims selected messages.
              Those messages may not appear in standard system log files or in the ASL database.
    May  7 21:26:39 --- last message repeated 6 times ---
    May  7 21:26:38 localhost kernel[0]: Longterm timer threshold: 1000 ms
    Please note the 3 minutes delay betweek line 1 and line 2.
    I tried to resolve the issue by resetting PRAM and reparing the disk (no repair required).
    Thanks in advance.

    Do you have bootcamp or a VM installed?
    Remove all external devices then test. Do you still see the same slow boot?
    This solution was posted here:
    Clear the kext caches:
    sudo chown root:admin (enter password)
    sudo kextcache -system-prelinked-kernel
    sudo kextcache -system-caches
    Do in terminal and reboot. make sure your start up disk is still selected correctly in preferences.
    If you search on "ASL Module "com.apple.appstore" claims selected messages." you'll find lots of results and none had the magic bullet fix.
    If performance after login is not affected, you might have to live with this until there is a fix.
    You need to report it to Apple Feedback so it can be logged and put in the queue to be fixed.
    http://www.apple.com/feedback/macosx.html

  • My Macbook Air 11" (mid 2013 upgraded with Yosemite 10.10.1) freezes at 30% or 50% when booting.

    I have tried SMC and PRAM resets at boot up but still have the problem.
    I can start in safe mode OK.
    Any ideas welcome.
    Thanks

    Thanks Ogelthorpe here is the report:
    Problem description:
    freezes at 50% when booting
    EtreCheck version: 2.0.11 (98)
    Report generated 22 November 2014 15:15:59 GMT
    Hardware Information: ℹ️
      MacBook Air (11-inch, Mid 2013) (Verified)
      MacBook Air - model: MacBookAir6,1
      1 1.3 GHz Intel Core i5 CPU: 2-core
      4 GB RAM Not upgradeable
      BANK 0/DIMM0
      2 GB DDR3 1600 MHz ok
      BANK 1/DIMM0
      2 GB DDR3 1600 MHz ok
      Bluetooth: Good - Handoff/Airdrop2 supported
      Wireless:  en0: 802.11 a/b/g/n/ac
    Video Information: ℹ️
      Intel HD Graphics 5000 -
      Color LCD 1366 x 768
    System Software: ℹ️
      OS X 10.10.1 (14B25) - Uptime: 3:56:0
    Disk Information: ℹ️
      APPLE SSD TS0128F disk0 : (121.33 GB)
      S.M.A.R.T. Status: Verified
      EFI (disk0s1) <not mounted> : 210 MB
      Recovery HD (disk0s3) <not mounted>  [Recovery]: 650 MB
      Macintosh HD (disk1) /  [Startup]: 120.10 GB (36.25 GB free)
      Core Storage: disk0s2 120.47 GB Online
    USB Information: ℹ️
      Apple Inc. BRCM20702 Hub
      Apple Inc. Bluetooth USB Host Controller
    Thunderbolt Information: ℹ️
      Apple Inc. thunderbolt_bus
    Gatekeeper: ℹ️
      Mac App Store and identified developers
    Kernel Extensions: ℹ️
      /System/Library/Extensions
      [not loaded] net.tunnelblick.tap (2780) Support
      [not loaded] net.tunnelblick.tun (2780) Support
    Problem System Launch Daemons: ℹ️
      [failed] com.apple.watchdogd.plist
    Launch Agents: ℹ️
      [not loaded] com.google.keystone.agent.plist Support
      [invalid?] com.kaseya.uninstall.plist Support
      [not loaded] com.oracle.java.Java-Updater.plist Support
    Launch Daemons: ℹ️
      [not loaded] com.adobe.fpsaud.plist Support
      [not loaded] com.google.keystone.daemon.plist Support
      [not loaded] com.microsoft.office.licensing.helper.plist Support
      [not loaded] com.oracle.java.Helper-Tool.plist Support
      [not loaded] com.oracle.java.JavaUpdateHelper.plist Support
    User Launch Agents: ℹ️
      [invalid?] com.citrixonline.GoToMeeting.G2MUpdate.plist Support
    User Login Items: ℹ️
      UNKNOWN UNKNOWN (missing value)
      iTunesHelper Application (/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)
      Dropbox UNKNOWN (missing value)
      KUsrTsk UNKNOWN (missing value)
    Internet Plug-ins: ℹ️
      FlashPlayer-10.6: Version: 15.0.0.223 - SDK 10.6 Support
      QuickTime Plugin: Version: 7.7.3
      Flash Player: Version: 15.0.0.223 - SDK 10.6 Support
      Default Browser: Version: 600 - SDK 10.10
      o1dbrowserplugin: Version: 5.38.6.0 - SDK 10.8 Support
      SharePointBrowserPlugin: Version: 14.2.0 - SDK 10.6 Support
      googletalkbrowserplugin: Version: 5.38.6.0 - SDK 10.8 Support
      Silverlight: Version: 5.1.30317.0 - SDK 10.6 Support
      JavaAppletPlugin: Version: Java 7 Update 71 Check version
    User Internet Plug-ins: ℹ️
      CitrixOnlineWebDeploymentPlugin: Version: 1.0.105 Support
      WebEx64: Version: 1.0 - SDK 10.6 Support
    Safari Extensions: ℹ️
      AdBlock
      Translate
    3rd Party Preference Panes: ℹ️
      Flash Player  Support
      Java  Support
    Time Machine: ℹ️
      Time Machine not configured!
    Top Processes by CPU: ℹ️
          2% WindowServer
          1% fontd
          0% AppleSpell
          0% notifyd
          0% nbagent
    Top Processes by Memory: ℹ️
      421 MB Safari
      292 MB com.apple.WebKit.WebContent
      69 MB WindowServer
      60 MB ocspd
      43 MB CalendarAgent
    Virtual Memory Information: ℹ️
      1.59 GB Free RAM
      1.72 GB Active RAM
      477 MB Inactive RAM
      499 MB Wired RAM
      738 MB Page-ins
      0 B Page-outs

  • When I want to open the Notes app on my macbook air, the program opens and 1 second later I get a problem report with a lot of text. I tried restarting and everything but it still wont open. What can I do?

    When I want to open Notes on my macbook air, 1 second later the program stoppes and I get the following message:
    Application Specific Information:
    *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'Got more than one folder with folderId AAMkAGQwZWFmYWJjLTdkY2EtNDQzYy1iNjM1LTEwN2VjY2RkMmE3ZgAuAAAAAACE8u/dnKl2QrFavLE 7ajTCAQD16rvcIyGQR6i8d7b+zDcTAdQEygtWAAA='
    abort() called
    terminate called throwing an exception
    At least, this is a part of it. I've tried a lot but the program stil doenst work. What can I do?

    Message was edited by: leroydouglas
    better yet, try this solution:
    https://discussions.apple.com/message/12351186#12351186

  • HT204382 My macbook air will no longer play any u-tubes, trailers or other videos that come up when I am searching a topic through google chrome,

    My macbook air no longer plays utubes, trailers or other videos that come up
    when I'm searching with Google Chrome ... the message I get is "could not load
    Shockwave Flash" ... can anyone tell me how to load shockwave flash or how to
    fix the problem? I understand I can use another browser but I like to use google
    chrome and prefer to stay with it.
    THANKS.
    grayrabbit

    Doublechecking. In the course of your troubleshooting to date, have you worked through the following document?
    iTunes repeatedly prompts to authorize computer to play iTunes Store purchases

  • Can't install os mavericks because don't have macbook air flash storage firmware update 1.1; can't install firmware update because OS is too old (10.7.4)

    Hello, I have a Macbook Air, bought May 2012 or so that came with OS 10.7.4 on it.  Did not try to upgrade OS until recently.  Tried to upgrade to OS Mavericks, however received error message 'Before installing OS X Mavericks this system requires MacBook Air Flash Storage Firmware Update 1.1."  I then downloaded and attempted to install said Firmware Update 1.1, but received another error message, to wit: "This update requires 10.7.5 or 10.8.5 or later"
    Who can help me out the this Catch-22?  I thought about first updating to OS 10.8, but apparently that is no longer available?

    Hi CursedIn,
    If the Firmware update required for Mavericks requires 10.7.5 to install, you may be able to download it directly from the following link:
    OS X Lion Update 10.7.5 (Client Combo)
    Regards,
    - Brenden

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