Failed to mount during update - Samsung Galaxy S7 Active Questions & Answers

Hi,
I successfully installed via Odin then loaded some zip updates onto the memory card and although the update was successful I get a message during the update.
Mount: failed to mount /dev/block/bootdevice/by-name/system at /system: Permission denied
Anyone know if this is a problem or not ?

Definitely not! Because I saw that too on every update by sdcard in stock recovery. I'm on latest Oreo (Dec 2018).

Related

[Q] Wiped /sdcard and /system - only have CWM now. How can I proceed?

I had an older custom ROM and CWM 6.0.10 and I wanted to update to a newer 4.4 ROM (Omni) so I booted into recovery and proceeded to do a factory reset along with a format of /sdcard and /system. Now when I reboot, I enter recovery automatically.
I managed to push the ROM .zip to the phone using "adb push ROM.zip /sdcard/ROM.zip". The problem is that when I try to install from zip (withing CWM) the install fails with this message:
SymlinkingApplyParsedPerms: removexattr of /system/addon.d/50-hosts.sh to 0 failed: Operation not supported on transport endpoint
script aborted: set_metadata_recursive: some changes failed
set_metadata_recursive: some changes failed
E:Error in /sdcard/omni-4.4.4-20140825-maguro-FML.zip
(Status 7)
Installation aborted
I'm stuck here and I'm guessing that I shouldn't have formatted /sdcard and /system as the directory "/0" that the error message refers to isn't on /sdcard anymore (it used to be). Not sure what to do at this point.
I've tried flashing TWRP, but fastboot waits forever with a "<waiting for device>". I thought TWRP might let me sideload the ROM (I was thinking that this manner of installing might create some default partitions on the SD card, as needed.
I welcome any suggestions. BTW, this is all on a Galaxy Nexus GSM
Adrian

[Q] 5.0.1 Manual installation failure

Hi!
I havent got the OTA yet so I tried to install the update manually from the recovey.
When I try I get this:
Installing update...
L50QCT.00.001.001
mount: failed to mount /dev/block/platform/msm_sdcc.1/by-name/userdata at /data: Device or resource busy
Verifying current system...
"/system/build.prop" has unexpected contents.
Installation aborted
My current version:
KTU84P.H1
Kernel:
3.4.0-gb1b6fb1
The phone is rooted, s-off and stock recovery.
What am I doing wrong?
The phone is a converted M8 to GPe.
Thread can be deleted.
I just flashed the new RUU instead.

[Q] Error flashing zip (lollipop)

sorry if this has already been answered but after downloading the lollipop update i am taken into recovery and when i try to flash the update file it instantly fails after saying
mount: failed to mount /dev/block....
E: error executing updater binary in zip
i am rooted obviously with s-on
I had the same issue. Flashed with nandroid backup using TWRP. Don't root if asked afterwards. Flashed correct recovery for that backup. Update and it should take.

TWRP and "No OS installed" and failed to mount /System (Permission denied)

As explained in an other thread i got this issue :
with TWRP-offain and original one downloaded from TWRP website i received this error message after installation attempts of different custom ROMs
No OS installed
I wiped System and Data partition on each A and B slots and then tried to install on each slots some custom ROMs
At the end of each installations i received also this error message :
failed to mount "/System" (Permission denied)
How can i solve the issue ?
updater process ended with ERROR: 1
i have also tried to solve issue installing dm-verity disabler KO again
now when i try to install custom ROMs smartphone returns this error :
updater process ended with ERROR: 1
Error installing zip file "/external SD/name_custom_rom.zip
johnjohnmel said:
i have also tried to solve issue installing dm-verity disabler KO again
now when i try to install custom ROMs smartphone returns this error :
updater process ended with ERROR: 1
Error installing zip file "/external SD/name_custom_rom.zip
Click to expand...
Click to collapse
You need to use this twrp. Then it will work. About twrp errors: just ignore...
I've already used also that TWRP version
twrp-installer-daisy-3.3.0-0-offain.zip
KO
Voodoojonny said:
You need to use this twrp. Then it will work. About twrp errors: just ignore...
Click to expand...
Click to collapse
I started and completed successfully installation of TWRP and custom ROM in a slot, but when i try to change slot i received this error message "Failed to mount /system (permission denied)"
In TWRP > advanced i'm not enable to mount /system partition
How can i solve ?

Failed to mount /system (permission denied)

I started and completed successfully installation of TWRP and custom ROM in a slot, but when i try to change slot i received this error message "Failed to mount /system (permission denied)"
In TWRP > advanced i'm not enable to mount /system partition
How can i solve issue ?

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