Mac os x lion app store an error has occurred

You can use Disk Utility to repair common boot drive errors that may be keeping you from successfully finishing an installation. Other possible causes include a damaged boot drive. Normally, when you perform a clean install and erase the startup drive, you do so while running the macOS installer from another boot drive, perhaps a USB flash drive that you have cloned the installer to. If the installer has a problem, you may find yourself forced to reboot and use the Recovery Partition or the Internet Recovery System built into your Mac. Once you have an Internet connection, the macOS Recovery utility should be able to complete the reinstall process.

You should now be able to continue the recovery process and reinstall the operating system.

All is not lost if you encounter this particular error

Start by checking to see if your Mac is actually compatible with a newer version of the OS. You can check the compatibility lists at the links below. You can find instructions on repairing disk permissions in the article: Keep your Mac running its best using these simple tips.

This is a similar problem to the incompatible error listed above, except it involves all Macs running macOS Sierra and later.

You can use the same links listed above to check compatibility. Make sure the date and time are set correctly. Be sure to verify that the time zone is also correct. Make any changes needed to ensure the settings are correct. Something as simple as the Date and Time being incorrectly set can prevent a Mac OS installation from completing.

There are a number of generally helpful troubleshooting tips that can get a wayward installation back on track.

  • How to Fix "We could not complete your purchase” error on Mac?.
  • App store (an error has occurred - issues downloading applications);
  • Os x lion error has occurred.
  • App store (an error has occurred - issues downloading applications) | MacRumors Forums.
  • Installation Issues Commonly Seen with macOS.
  • Methods that can help to fix “We could not complete your purchase” error on Mac.

While not tied to a specific installation process, these tricks have been known to correct an underlying issue and get a Mac user going again:. Sometimes these settings can get out of whack, and have unusual effects on a system installation, not to mention causing your Mac to be a bit goofy in general. Resetting them to their default states can sometimes correct issues you may be having. At this point, you should have been able to fix the installation issue you may have encountered. Name required. Email required. Save my name, email, and website in this browser for the next time I comment.

Notify me of follow-up comments by email. Notify me of new posts by email. Leave this field empty. This site uses Akismet to reduce spam. Learn how your comment data is processed. When I woke up the Air in the morning, it would not accept my login password. I started in the recovery mode, used disk utility first aid to repair the disk.

An error occurred while removing the previous system.

How to Fix 'macOS Could Not Be Installed on Your Computer' Error

Unfortunately, trying gains gives the same result. The Air will not safe start either. I always get flashing folder with question mark when I shut down and reboot. I also noticed that HD is not detected as startup disk. I started from a bootable external disk and tried Migration Assistant to recover my data and documents. Migration Assistant starts but quits without completing the migration. Is this SSD shot, anyway to recover its contents?

I do not have a recent backup. When I woke up the Pro in the morning, it would not accept my login password. Thanks Jeff.

I have recently erased the data from my Macintosh Hdd. I then tried to reinstall mac os Sierra.

macos - What should I do when "An error has occurred" when downloading Lion? - Ask Different

When it checks for eligiblity, it says request timed out. Please help. El Capitan was the last OS to be listed in the app store—assuming you downloaded it from there. For the usual inscrutable Apple reasons, they have made subsequent versions of the Mac OS harder to find.

Right after I installed Mojave, however, the lower RAM slot stopped working: two chimes at intervals. Any suggestions? Revert to Sierra. You backed up your system before upgrading, right? I am reinstalling the Mac OS X high sierra in safe mode. I only have 2 minutes left to complete installation. I received an error message saying my internet connection failed. I have internet connection. I do not want to start the 3 hour process of reinstalling this program for the second time.

Install app warnings

Apr 4, PM in response to frasbob In response to frasbob. Apr 4, PM. Thanks for the reply, however I'm still getting the error message even with the firewall disabled. Tried restarting along with the other things mentioned in my original post with the firewall disabled for good measure, but no luck Communities Contact Support. Sign in Sign in Sign in corporate.

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Browse Search. Ask a question. User profile for user: frasbob frasbob. More Less. Apple Music Speciality level out of ten: Answer: A: Answer: A: Ok It's ok to do this even though you are already running v Launch the App Store and try downloading that game. View answer in context.

How to Fix “This Mac can’t connect to iCloud” and Unknown Errors with iCloud on Mac

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