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Sleep Wake Failure with High Sierra 10.13.4

Since installing 10.13.4 on both of my iMacs, I have noticed a Sleep Wake Failure on my 2012 iMac.


Once it has gone to sleep, it will display the log in screen, I enter my password and it will hang. The only solution is to hard reset the system, where it will "bong" twice before presenting me with the login screen (NB: It is File Vault enabled).


This did not happen until I installed 10.13.4 prior to that it was working perfectly.


I don't seem to get this error on my 2017 iMac.

iMac (27-inch, Late 2012), macOS High Sierra (10.13.4), FileVault enabled

Posted on Mar 31, 2018 2:15 AM

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Posted on Apr 3, 2018 6:51 AM

I am having the same issue with my 2017 iMac. It started right after installing Mac OS High Sierra 10.13.4. Instead of sleeping, it goes into a sort of comatose state. When I try to wake my iMac, I get a black, unresponsive screen. At this point, I have to use the power button to do a hard reboot.

Other times I get a log in screen, but the mouse and keyboard are unresponsive, so I have to do the hard reboot anyway.

126 replies

May 24, 2018 10:50 AM in response to Batfink1983

Same problem here also, mac mini 2012, started exactly after the 10.13.4 update.

I get the hang, log in screen with unresponsive keyboard and mouse, and I am using FileVault. Have already tried all of the recommended fixes including reinstalling macOS with negative result.

Since I should not have to relinquish FileVault, I'm looking for more options. Have not heard anything from Apple yet. One thing I am going to try tonight is running with the SLEEP MODE turned OFF;

{Choose Apple menu > System Preferences, then click Energy Saver}

I have read some tech notes that indicate the sleep mode has a record of interfering with log ons and boot ups as well as keyboard/mouse malfunctions.

I've seen where there is a 'combo update' available on this thread, not ready to try that yet. Anyone else with any ideas (except turn off FileVault) are welcome. toodles.


Update. After months of this issue every day, after turning off Sleep Mode, day one, the mini logged in normally with File Vault turned ON and all settings as they were prior to the update. Will run it a few days and advise.

May 29, 2018 6:28 AM in response to mmeskimen

Same problem here also, mac mini 2012, started exactly after the 10.13.4 update.

I get the hang, log in screen with unresponsive keyboard and mouse, and I am using FileVault. Have already tried all of the recommended fixes including reinstalling macOS with negative result.

Since I should not have to relinquish FileVault, I'm looking for more options. Have not heard anything from Apple yet. One thing I am going to try tonight is running with the SLEEP MODE turned OFF;

{Choose Apple menu > System Preferences, then click Energy Saver}

I have read some tech notes that indicate the sleep mode has a record of interfering with log ons and boot ups as well as keyboard/mouse malfunctions.

I've seen where there is a 'combo update' available on this thread, not ready to try that yet. Anyone else with any ideas (except turn off FileVault) are welcome. toodles.


Update. After months of this issue every day, after turning off Sleep Mode, day one, the mini logged in normally with File Vault turned ON and all settings as they were prior to the update. Will run it a few days and advise.


Update 2; This works for me, turn OFF Sleep mode. {Choose Apple menu > System Preferences, then click Energy Saver}.

5 days into it and no problems logging it on. Try it, you'll like it.

However,,,,(there's always a however), now I discovered that I have to manually update passwords in Safari, and they don't stick unless I restart after updating said password(s). I don't know if this bug came with the update, or if it started when I turned off sleep mode.

For now this fix works for the log-on fiasco.

C'mon Apple, I am running out of bug spray.

Jun 2, 2018 5:09 AM in response to dvervarcke

10.13.5 fixed problem for me. As a reminder: MAC late 2012, fusion drive, FileVault ON, standby 1, hibernate mode 3. 10.13.4 unable to logon after hibernation (greyed out password field, lock up after entering password, power off only way to fix). 10.13.5 installed today - problem fixed. Same config as above, wake from hibernate and logon works as it should.

Jun 3, 2018 3:46 AM in response to Batfink1983

Same problem here also, mac mini 2012, started exactly after the 10.13.4 update.

I get the hang, log in screen with unresponsive keyboard and mouse, and I am using FileVault. Have already tried all of the recommended fixes including reinstalling macOS with negative result.

Since I should not have to relinquish FileVault, I'm looking for more options. Have not heard anything from Apple yet. One thing I am going to try tonight is running with the SLEEP MODE turned OFF;

{Choose Apple menu > System Preferences, then click Energy Saver}

I have read some tech notes that indicate the sleep mode has a record of interfering with log ons and boot ups as well as keyboard/mouse malfunctions.

I've seen where there is a 'combo update' available on this thread, not ready to try that yet. Anyone else with any ideas (except turn off FileVault) are welcome. toodles.


Update. After months of this issue every day, after turning off Sleep Mode, day one, the mini logged in normally with File Vault turned ON and all settings as they were prior to the update. Will run it a few days and advise.


Update 2; This works for me, turn OFF Sleep mode. {Choose Apple menu > System Preferences, then click Energy Saver}.

5 days into it and no problems logging it on. Try it, you'll like it.

However,,,,(there's always a however), now I discovered that I have to manually update passwords in Safari, and they don't stick unless I restart after updating said password(s). I don't know if this bug came with the update, or if it started when I turned off sleep mode.

For now this fix works for the log-on fiasco.

C'mon Apple, I am running out of bug spray.

UpDate 3; Updated to 10.13.5, this DID NOT resolve the sleep/wake failure with hang, log in screen with unresponsive keyboard and mouse, forcing me to hard shut down and start again. It DID resolve the weird password thing I listed above. Had to Turn OFF Sleep Mode again. File Vault is ON.

Jun 4, 2018 4:19 AM in response to hardmod

Agreed hardmod! This is a fundemental flaw, and when you do a google search for this problem it seems that it has been a repeating issue since as far back as 5 years ago. Seems they keep making similar mistakes.


For anyone interested I have been following this thread and I contacted apple support. I am still on 10.13.4 but it seems the issue for me as been fixed by adjusting the energy saving settings and unchecking "put hard disks to sleep when possible". Seems ridiculous that I am forced to give up energy savings to make my mac usable, but so far it has worked.

Jun 8, 2018 12:26 PM in response to Batfink1983

My 27-inch, Late 2012 iMac's wake from sleep problem with File Vault enabled disappeared, but I can't specifically say it was 10.13.5 that fixed the problem.


To avoid the double bong and hard reset in the mornings, I disabled sleep altogether, and powered my iMac off every night. In the morning, at power on, I had time to go get a cup of coffee, literally, before it presented me with a logon prompt. Well, that symptom suddenly went away -- I started getting the logon prompt after mere seconds. (maybe 5-10?) Still on 10.13.4 at that time. Figuring I had nothing to loose, I went ahead and installed 10.13.5, re-enabled hard disk sleep after 30 minutes, and my wake from sleep problem is gone now. I've only been up for 1 day and 3 hours, but my Mac has gone to sleep and awakened several times since then -- the logon prompt appears quickly, and I can here the disk spin up, all is well.


So, I don't know what the solution was!? I have power nap enabled, maybe Apple pushed out some kind of fix that didn't get logged as an update? Being a retired software guy, that kind of 'fix' -- the problem just going away for no apparent reason -- is what used to give me nightmares. Whatever, I'll take it. Good luck to everyone.

Sleep Wake Failure with High Sierra 10.13.4

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