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

Nov 10, 2018 5:06 AM in response to LCARS030

We got 3 new 2018 MBPs. All shipped with 10.13.6


The newest Security Update can't be installed


The Mojave Installation doesn't work (Mac OS can't be verified).


We get crypto_val errors in the First Aid DiskUtility check


rblank@VV-rblank ~ $ sw_vers
ProductName: Mac OS X
ProductVersion: 10.13.6
BuildVersion: 17G2208

rblank@VV-rblank ~ $ sysctl -n hw.model
MacBookPro15,1


I think apple messed it up. The Macs should have better been shipped with Mojave. We got them in end of October

Sep 27, 2018 8:34 AM in response to Robin Bonathan

I did the following and 3 attempts at an install

1) full Tm backup

2) onyx clean and check of system

3) EtreCheck used

4)used CleanmyMAC3

5) reboot

6) tried install from app store = install stopped with 1/16 " to go on progress bar

7) tried all the suggested resets and boot procedures ( including restore )

8) after hours gave up and re-installed High Sierra

9) next day tried a clean install same crap.


I have always done upgrades without concern or issues NOT ANY MORE

DARK mode indeed

Sep 27, 2018 8:41 AM in response to picklebreath

Ditto - even used CleanMyMac 3 as well! Failed at both attempts until a reinstalled High Sierra from My Passport/TM. One interesting observation - when I say failed, About this Mac actually showed that the Mohave OS had been installed - in fact initially the Mohave screen appeared with the desert background - then suddenly disappeared. Then the iMac essentially became inoperable with multiple issues.

Sep 29, 2018 4:45 PM in response to dmauch

uninstalled CleanMy Mac 3, Bitdefender, and Malwarebytes, - reran Entrecheck - no major issues listed, still “excellent performance,” —downloaded Mohave from App Store - all went fine until I logged in and then got the infamous spinning rainbow wheel together with the rotating gear - then screen went blank and reopened with an install bar 90% whitened with 15 minutes estimated to complete. Several minutes later, screen went black with mouse arrow showing - and spinning rainbow when i tried to refresh. Turned machine off - back on...went to the Mohave screen...slowly faded out and what appeared...but the High Sierra screen - the only difference - all of the same issues reappeared - no bluetooth, not connectivity, slow keystrokes.
[Edited by Host]

Sep 30, 2018 5:18 AM in response to iFrog41

I am not equipped to try this however as you said like others I have wiped my SSD clean and proceeded with install.

On one occasion after skipping the part of install where you get to choose where to get your data to import ( my case TM) chose to import later I actually had Mojave installed. Having to go through process of setting up accounts etc.

Thought I was on my way. Proceeded to use Migration Assistant and all went for a crap.No activity from my NAS where the TM is. Tried booting to safe mode and reinstall Mojave and install locked up.

This was on my first attempt. The other 3 attempts where a straight upgrade including a clean install and choosing to use TM for data transfer during the install process.

All 4 times a clean install of High Sierra and TM data transfer during install worked the way its supposed to.

I am willing to accept that I am the one that has an issue but where to go from here. My MBP works like a champ under High Sierra so what is so different with Mojave that my machine goes for a crap. That is why I and others believe the issue lies with Mojave.

Heck I've been wrong before, but .....

Sep 30, 2018 5:31 AM in response to Robin Bonathan

Robin,

One thing I'd like to add here, when I've used migration assistant in the past, I haven't been happy with the results.


There for, wile I do keep a TM backup on a usb drive, I manually copy things back to the new install. It can be a bit more time consuming, but the end result is usually more reliable, and the fact is, there isn't that much I really need to hunt and peck for.

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Problems upgrading to macOS Mojave on MacBook Pro 2018

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