[Q] D803 Help! - G2 Q&A, Help & Troubleshooting

Hello XDA Developers,
I had a device that was rooted on stock rom and recovery. What happened was that an OTA was installed and it went to the "boot verify certification" screen. I had to install Ubuntu to get TWRP running again.
I'm able to boot into TWRP, and I tried installing different ROMs, using adb sideload, from Stock ROM, ParanoidAndroid, and Madri-ROM.
The first one was able to install, but when I reboot the phone, I get stuck on the LG logo. I wait for an hour and it still does not do anything.
So now I try the other two custom ROMs, and I get an error saying "E:Error executing updater binary in zip "... .zip".
Then it reads "Error flashing zip '... zip'.
My question is: What else can I do to get this phone working again? I would like stock ROM, and preferably stock recovery back (Recovery is secondary).
Thanks in advance,
DaAznMan
Note: When I use adb sideload, the .zip file that gets transferred becomes a file called 'sideload.zip'. Is that correct? If not, what do I need to do to fix it?

Related

[Q] unable to mount /system or /cache ||| no OS installed ||| sideload wont work

hey guys, im back with stupid questions...
I wanted to upgrade my Nexus 7 32gb UMTS to 4.3 and used the Nexus 7 Toolkit (by Mark Skippen).
I was on a custom Rom and wanted to get back to Stock, so i could just use the update process by Google.
Downloading and Installing the ROM (including wipe of user data) by the Toolkit seemed to work and didnt show any error messages.
As is tried to boot my device into Android I got stuck in the bootloader.
When I tried to start it, a small white message "Booting failed" appeared in the top left corner. Nothing else happend.
I did everything again, no changes.
Next step was to google for a few mins, then I tried to install a custom recovery via Toolkit (which worked) and install a zip-file Rom via sideload.
Connection was there, the files got pushed onto the device but then "An Error Occured" popped up and everything stopped.
Installing a zip via usb-otg seemed promising, but this got me errors like "unable to mount /system" and "unable to mount /cache"...
when I tried to reboot from TWRP or ClockwordMod Recovery (tried the earlier described things with both recovieres) I got a message saying
"there is no OS installed, are you sure you want to reboot?"
Please help me, I really dont know how to fix this and I will need my Nexus 7 in 2 days (thats why I tried to reinstall and polish everything )
thanks for your help, I really appreciate it
Edit: tl;dr
Stuck in fastboot, no OS is installed. sideload / installing ROM via ADB / installing ROM via usb-otg doenst work, most certainly because /system and /cache cant be mounted
so AFAIK the real problem is that I cant mount those partitions, otherwise I could install a ROM and get out of fastboot/recovery easily. (just mounting them in custom recoveries didnt work btw)
IchStelleDummeFragen said:
hey guys, im back with stupid questions...
I wanted to upgrade my Nexus 7 32gb UMTS to 4.3 and used the Nexus 7 Toolkit (by Mark Skippen).
I was on a custom Rom and wanted to get back to Stock, so i could just use the update process by Google.
Downloading and Installing the ROM (including wipe of user data) by the Toolkit seemed to work and didnt show any error messages.
As is tried to boot my device into Android I got stuck in the bootloader.
When I tried to start it, a small white message "Booting failed" appeared in the top left corner. Nothing else happend.
I did everything again, no changes.
Next step was to google for a few mins, then I tried to install a custom recovery via Toolkit (which worked) and install a zip-file Rom via sideload.
Connection was there, the files got pushed onto the device but then "An Error Occured" popped up and everything stopped.
Installing a zip via usb-otg seemed promising, but this got me errors like "unable to mount /system" and "unable to mount /cache"...
when I tried to reboot from TWRP or ClockwordMod Recovery (tried the earlier described things with both recovieres) I got a message saying
"there is no OS installed, are you sure you want to reboot?"
Please help me, I really dont know how to fix this and I will need my Nexus 7 in 2 days (thats why I tried to reinstall and polish everything )
thanks for your help, I really appreciate it
Edit: tl;dr
Stuck in fastboot, no OS is installed. sideload / installing ROM via ADB / installing ROM via usb-otg doenst work, most certainly because /system and /cache cant be mounted
so AFAIK the real problem is that I cant mount those partitions, otherwise I could install a ROM and get out of fastboot/recovery easily. (just mounting them in custom recoveries didnt work btw)
Click to expand...
Click to collapse
Well . what you can try for now is download the latest factory images and flash them manually via fastboot .. See how that turns out. You can install any ROM via fastboot .. No issues what so ever.
In the factory images there will be a bootloader IMG.. Flash that first and then flash the remaining images ( I suggest manually or via the .bat or .sh files ) and then see if you can boot up android. Mostly should be possible.
And did you try rebooting inspire of the message " no is installed " appearing on the screen ? Maybe it will boot a ROM ? I remember facing this message after just flashing a rom sometimes. So don't worry.
As long as you have access too fast boot everything can be fixed at least w.r.t software.
Red Devil said:
Well . what you can try for now is download the latest factory images and flash them manually via fastboot .. See how that turns out. You can install any ROM via fastboot .. No issues what so ever.
In the factory images there will be a bootloader IMG.. Flash that first and then flash the remaining images ( I suggest manually or via the .bat or .sh files ) and then see if you can boot up android. Mostly should be possible.
Click to expand...
Click to collapse
It worked!!! Thank you so much.
Still wondering why it didnt flash the factory image as a whole while flashing every part step by step worked perfectly fine...
Red Devil said:
And did you try rebooting inspire of the message " no is installed " appearing on the screen ? Maybe it will boot a ROM ? I remember facing this message after just flashing a rom sometimes. So don't worry.
Click to expand...
Click to collapse
Yes, tried booting, but the device just restarted and returned to fastboot mode.
many thanks again
help plz
this is where I am at as well how do you get out of this. kinda a noob at this so a step by step would be great thanks

Help needed - i9505g soft-brick/recovery boot-loop

This is my second Samsung. I have put over a dozen different ROMs on my old Exhibit II 4G. Having said that, I realize many of you know more than I could ever hope to know. That is why I'm posting here. I have searched, but most of my searches take me to announcements of new CWM and TWRP recoveries.
I've had a Samsung Galaxy S4 Google Play Edition for over a month and still did not have a nandroid backup, so last night I installed ClockworkMod ROM Manager with the intention of flashing CWM Recovery. The app did not list my phone, so I told it to show all devices, where I found the i9505 (I don't remember if it was the i9505g or not). I told it to flash ClockworkMod Recovery, and selected the option that I had not yet flashed CWMR. I then used QuickBoot to reboot into recovery, where I performed my first nandroid to the microSD card.
When I rebooted after making that nandroid, it went right back to ClockworkMod Recovery. Subsequent reboots did the same thing. I could get into Odin mode with VolumeDown+Home+Power. Using Odin v3.09 I was able to flash the stock recovery. This did not resolve the boot-loop issue. Now it boots into the stock recovery, which is less functional than CWM. To me it is behaving as if the recovery tools were flashed to the /boot/ partition, or something is telling it to always boot from the recovery partition.
-In stock recovery, it will download ADB installations (from "apply update from ADB"), but every attempt fails it's signature verification. I have tried 6+ files, all have failed. I believe that the device has USB debugging enabled, but I cannot check while in this state.
-Stock recovery does not mount the microSD card, so I cannot install from there. CWM would mount the microSD card, but I did not think to try installs from the microSD at that time. Is it possible that I installed the wrong stock recovery?
-I do not know how to perform an ADB "push" with my phone in this state. To be honest, I have never done an ADB push. If I get to that stage, where on my S4 should I send a pushed file? "/system/bin"?
-If I try an adb push in this mode
-How do I get my phone to boot from the proper partition?
-If I have the wrong data in that partition, how do I get the correct information onto that partition?
Here is what it does when I try to sideload from stock recovery:
Finding update package...
Opening update package...
Verifying update package...
E:failed to verify while-file signature
E:failed to verify while-file signature
E:signature verification failed
Installation aborted
Thank you in advance for any help!
Solved - i9505g soft-brick/boot-loop
My problem was resolved by flashing a stock recovery and ROM, found here: http://forum.xda-developers.com/showthread.php?t=2569510
The package named "I9505GUEUBML4_FULL_ROOTED.tar.md5.gz" flashed from Odin is what worked.

Best way to reinstall recovery?

I have the Tmobile G2 d801, with the modified rooted stock KitKat Rom posted by dr87. I tried to flash the zip for Philz recovery through twrp 2.7, but rebooting just brought me to the black screen that said something about Fastboot.
I rebooted back into the ROM and tried using Flashify to flash either one with the same result.
Tried flashing the extracted twrp recovery image using Rom Installer only to get a boot certification verify error and had to do a hardware reset to get the phone to boot back into my ROM.
Is there a way to get a recovery back on my device?
Trying to install the zip through twrp manager also results in a boot certification verify error, but I can boot back into the Rom via the hardware buttons. Any advice?
Never mind, I held my breath and tried Autorec, that fixed it

no bootloader(/fastboot) menu, rooted stock rom lolipop. cannot install custom rom

Hello,
I am having some problems since today i flashed the su binaries over my completely new lineageos install. (a14.4, fully wiped before).
it was stuck during boot at the android logo(let it boot for half an hour, multiple times, no progress). so naturally i wanted to boot to recovery, though it would not boot into recovery with any imaginable key combo.
so i went into bootloader mode (which, in my case, is jsut download mode, no fastboot whatsoever, and yes, i checked fastboot devices, (also adb), nothing to be found there)
next, knowing i had no other choide at that moment, i flashed a stock rom, via download mode. worked so far.
stock rom was running (ics), bootloader was still download mode only, and recovery was now stock android rec.
my next step was flashing a custom rom, since this was the most important thing to get to working then.
via adb sideload i fashed lineageos, once again. was working fine, so recovery next. but nothing worked.
included with lineageos is root access, so i enabled all the stuff, incl. adb, on my phone. but adb sideload always spit out errors (code 7 or 255) on rec install (twrp 2.8.something touch.zip) [some error about /tmp/update.zip] trying cwm resulted in the same thing, like did flashing gapps.
pushing the files to the internal memory (/sdcard) did not help, since 'flash from sdcard' resulted in an empty sdcard folder with no files to install (in recovery. in the file explorer while running the os, the files where there)
then i tried rashr (not sure exactly which app it was) to install rec. it said everything worked fine, trying to install cwm. so i rebooted
and nothing worked. the rom would not boot anymore (again, stuck at android logo) since the stock recovery only allows for adb access in form of sideload, no push whatsoever, and sideload did not let me install the os via zip, it was back to flashing a stock rom once again.
so i did that again (this time lolipop)
this is where i am now:
the rom boots perfectly, like does the kinda stock recovery, but again: no files in the sdcard path within the rec menu, though i pushed them there, and they appear there in the file manager.
i installed root, for those neat apps, that maybe one would work, but they need root and the stock rom does not know how to give those rights to apps, no option found for this whatsoever.
also, download mode is gone. (still no fastboot)
when i try to boot the bootloader, i just goes on to usual os boot (key combo and adb reboot bootloader result in the same thing)
recovery is still working, but pretty useless still. when i try to sideload a file, it quits with failed verification of the file. which is no surprise to me, since it shows the message halfway through the send process (observed from the adb terminal on my pc, never gets even close to 100% before the message appears on the phone which also cuts the connection therefore the file send process.)
i have absolutely no idea what the hell will get this working again. i dont really care about the download mode, but what i really need is a custom recovery to finally work, so i can install all of my stuff again.
does anyone have any idea on what i could try next?
hopefully yours,
azyrael
SOLVED
so i noticed for root apps i need to install supersu (or something like this) to give root access to apps if there is no native way within the rom to do this stuff.
install supersu and found out i somehow had no root access at all. tried ioroot etc, did not work
so i installed a stock jb android rom, rooted the device via ioroot, install recovery via autorec, and it finally worked!
this took me only two days.
thx xda for providing all of the tools i needed for this <3
kinda unsolved
so, it got recovery to work. installation of lineageos also worked perfectly., though this bricks my device.
no matter what i wipe, installing a custom rom will stop it from booting. this could only be fixed by installing a stock rom again, which also reverses root and install a stock recovery. since i only need root and the rec for installing a custom rom, which does not work anymore, i wont bother with this anymore. i have abosutely no idea whatsoever, and tried everything even barely coming to my mind.
still open for suggestions, but the stock rom will have to suffice for now.

Flashed TWRP and Lineage OS but getting error while booting

Hi All,
I was able to successfully install TWRP and get Lineage OS installed but when I am booting initially I get an error message, it waits 5 seconds and then boots into the O/S.
https://i.imgur.com/qTzytc5.jpg
Is this because it's a custom rom? If not can someone let me know what I did wrong? Also I noticed that the phone dialer isn't working and see others having a similar issue. Are there any custom roms where this is working? If not and I want to go back to the stock rom, can I just apply the update.zip via TWRP?
Thanks for the help,
Nick
npolite said:
Hi All,
I was able to successfully install TWRP and get Lineage OS installed but when I am booting initially I get an error message, it waits 5 seconds and then boots into the O/S.
https://i.imgur.com/qTzytc5.jpg
Is this because it's a custom rom? If not can someone let me know what I did wrong? Also I noticed that the phone dialer isn't working and see others having a similar issue. Are there any custom roms where this is working? If not and I want to go back to the stock rom, can I just apply the update.zip via TWRP?
Thanks for the help,
Nick
Click to expand...
Click to collapse
if you can apply update.zip from twrp and the phone dialing does not work "only in some mobile operators" and on that adventecia of the screen in image that you uploaded, that error is because you started twrp for the first time without flashing root and rom, why root and rom has integrated dm-verity disabled
dm-verity boot: is responsible for verifying the first boot system partitions, such as boot, data, system etc ...
there is a file with name no-verity-opt-encrypt-6.0.zip that serves to deactivate dm-verity boot, but the adventecia the only way to remove it is with stock rom, back flashing the stock rom.

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