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Problems upgrading to macOS Mojave on MacBook Pro 2018

As macOS Mojave was released today, I thought I would try to upgrade my 15" MacBook Pro 2018 to the latest software. However, when I'm running the installer, after around 2-3 minutes I get an error message that a problem has occurred, with no solution in sight. I have tried to reboot, turn it on and off, updated without internet etc etc, nothing works. This is the error message I'm getting (in Swedish):


User uploaded file

MacBook Pro (15-inch, 2018), macOS High Sierra (10.13.6)

Posted on Sep 24, 2018 12:20 PM

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Posted on Sep 29, 2018 2:01 AM

It seems that many people have gotten confirmation from Apple that this is an issue with the T2 chip.


I would STRONGLY advice you to stay on whatever OS you are running now, do NOT try to install Mojave or reinstall the OS you are running. Even the people who have gotten it to work are experiencing several bugs with Mojave. If I were you, I would wait until Apple releases a patch for the OS so that it works with the new MBP:s. Thanks for all the insight everyone!

480 replies

Oct 5, 2018 9:36 AM in response to dmauch

In other words, The two solutions I mentioned, are applications deisgned to set up a virtual environment to run a second operating system on top of the host. For example running windows along side macos without needing to reboot into bootcamp. You could try running mojave along side High sierra, but instead of the host os, Mojave would be the guest and High sierra would be the host. If you aren't familiart with running Virtual machines, I'd either do research first, or just stick to your originial plan that you had mentioned in earlier posts.


While working with Virtual Machines isn't particularly a difficult task, it just takes understand and knowledge of what's going on, and how to properly configure them.


In my case, I use Virtual machines to run a copy of Windows 10 professional along side the macOS, various versions of Linux, and older versions of Mac OS X, that won't run on newer hardware.


Think of it this way, Virtual Machines are the process of running multiple computers inside 1 physical computer.

Oct 5, 2018 9:42 AM in response to dmauch

Are you familiar with Virtual Machines?

VMWare Fusion, and Parallels Desktop are two popular Virtual Machine solutions for the Mac.


Esentually you would install Mojave into a Virtual Machine and run it alongside High Sierra until you could install it as the host OS.

I was suggesting a Virtual machine trial to see if You could even get it installed and running. Doing it this way won't affect your high Sierra install. Keep in mind a Virtual machine will not be as fast as running an OS on direct hardware, but it would still have you a chance to try Mojave.

Oct 5, 2018 9:43 AM in response to iFrog41

Thanks iFrog. Not quite sure what I’m doing...but I’m doing it! Have downloaded trial of Fusion 11 Pro and installed a virtual machine and tol it to run 10.14 Mojave. I am in the process of downloading via ethernet Mojave using High Sierra. Once the download completes, not quite sure what I am to do next. Your advice?

Oct 5, 2018 12:12 PM in response to Kladdy

I talked to a an Apple Care representative today, and we messed around to try some different solutions and sent in logs etc. One final thing we tried, was to use my iPhone cellular network through USB (not WiFi) and run the installer file (note that you should download the installer with your normal WiFi from the App Store, so that you don't waste your monthly usage). Then turn off WiFi on your Mac and connect an USB lightning cable to the computer, and turn on Internet sharing on your phone. Then try to run the installet and voilá.


At least this worked for me, can others confirm or deny if this worked?

Oct 5, 2018 1:22 PM in response to Kladdy

No in fact I just got through restoring for the 6th time from TM after trying iFrog’s experiment of trying to run Mojave on VMWare’s Fusion 11 which was unsuccessful. (Aftr the various Mojave downloads and installations, there is no connectivity with wi fi, bluetooth, etc., and when I attempt to turn wi fi on, it says “no hardware installed.” When trying to connect with ethernet, it says, “Ethernet cable attached but no connection.”

Oct 5, 2018 1:41 PM in response to dmauch

dmauch, I am so sorry you had to go through that again! What I wanted you to try was supposed to completely avoid that because it wasn't supposed to cause any damage to the host.


After hearing people talk on this thread and the experiences they've had. I thought people here would naturally understand how to set up a virtual machine. At least I'm glad you tried.

Oct 5, 2018 1:53 PM in response to iFrog41

No, No iFrog - I very much appreciated your suggestion and I believe I was close but simply may have done it incorrectly. I 1) installed the trial version of Fusion 11 Pro, 2) loaded it from the dmg, 3) and it the icon showed up fine on my High Sierra desktop. 4) I then downloaded the Mojave installer from the App Store and 5) installed it on the only option showing - the Mac HD. 6) I then opened Fusion 11, 7) created a virtual device and 8) and assigned it a hard drive from the It’s provided called Mac OS 10.14. 9) I tried opening it and it kept telling me that i couldn’t find a start up disk. At that point I felt that I was getting in a little deeper than I should and was tired after a long week on all of this - so I decided to just simply restore High Sierra. The problem is I lose all connectivity as soon as Mojave is installed and so that limits what I can do.

Oct 6, 2018 8:50 PM in response to Kladdy

I have a 2018 iMac with 32GB of memory and a fusion 2TB drive. I upgraded to Majave and for the past week have not been able to get my system to work. I took it in to the Apple store twice and they ran hardware, software and stress test diagnostics reinstalled the OS twice, reformated the drive twice then reinstalled the OS a third time. It seemed to work the last install, but I got the unit home and started a recovery of my backup and the system is no longer functioning like an apple. It is locked up with the apple logo and a progress bar stuck. This is after a 20 hour run to recover the date from my timemachine back up. I think I am locked into Microsoft **** rather than Steven Job's Apple.

Oct 6, 2018 9:23 PM in response to donjones777

If Mojave was successfully installed and working when you got back from the Apple store, then the backup is the problem. Even though it should not be the case, there must be something in the backup that interferes with Mojave.


The only solution is to install Mojave without a backup and manually transfer your files and stuff over. To do this I would get an external drive and move everything like photos, music, documents, etc into separate folders. I would then install every app that you use and then move all of your stuff back to the internal drive.


You can also wait for 10.14.1 but there’s a big chance that Mojave will not work when restoring from the same time machine backup or whatever backup you were using.

Oct 7, 2018 5:48 AM in response to donjones777

It sounds as if, as I did, you purchased in 2018, the “latest” iMac available - a “2017” model. The 2018’s have not been introduced by Apple as of yet. That said, if you read the various posts on this thread over the last several days since the introduction of Mojave, you’ll find that there are major issues across multiple devices including the iMac. It’s more than likely that the Apple stores are simply trying to assuage customers frustrations with the hope that the engineers are expediting a patch(es). In the meantime, you’ll be “grinding your gears,” if you expect Mojave to work satisfactorily. Patience!

Oct 7, 2018 6:20 AM in response to lec0rsaire

True about the restore from timemachine backup. I just finished a 21 hour restore and the machine is totally frozen up at the Apple logo and progress bar. Ran over night in this condition and no change. The OS is a worse than Microsoft. Where is Steven Jobs when you need him. Apple engineering is quickly dissipating into a philosophy of get it out the door regardless of stability.


Cook should understand that staying with Apple' prior strategy of high quality, high stability, high reliability is the reason people are willing to pay for expensive products. I really hope this is not a vision of things to come from this once amazing innovative technology company.


Mr. Cook... where is the old Apple innovation? Where is the old Apple quality... perhaps you should spend less time on social and political issues and focus on the core business vision that the founder so brilliantly put in place.

Oct 7, 2018 6:32 AM in response to lec0rsaire

You are sooooo wrong.

1. I first upgraded through the Apple Store. It cratered.

2. I took it back to the Store. It cratered.

3. I took it back again to the Store. It created.

4. I got it back after reformatting the disk, twice at my request to really clear it out. They reinstalled the OS and said, I could to to timemachine and recover.. this is the first time timemachine is involved in the process by the way.

Guess what.... it cratered again.


It is not a backup and timemachine problem. It is a bad OS release. Or the Hardware has a problem. The problem with the later possibility is that the machine worked well under the prior OS.


The idea of going to the old OS and spending hours rebuilding it again is amazingly painful. The idea of it not working is even worse.

Problems upgrading to macOS Mojave on MacBook Pro 2018

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