[Q] Will only boot to recovery. - Galaxy Tab 2 Q&A, Help & Troubleshooting

Hi All.
So I'm not new to rooting / ROMs (nor am I an expert, as you'll see), but somehow have totally screwed up my tab. I've now honestly done so many things to try to recover, that I couldn't begin to summarize how I got into this mess, but I'll try.
Model is GT-P5113. Most recent working ROM was SlimLP 5.1
I went to flash CM12.1 (using CWM) and God only knows what happened. After it flashed, I tried to reboot and it would only go to CWM recovery. If I chose to reboot device, it would only shutdown, not reboot (This was actually one of the issues I was having with SlimLP as well, so I don't think the flashing had anything to do with that???)
After many attempts at reinstalling CM and SlimLP (I used the same Zip that had worked previously with SlimLP, and the flashing would say installed) it would still only boot to recovery. I finally said, screw it, I'll just start completely over
So attempted to go back to stock 4.2.2 using Odin3.09. Got the stock ROM off SamMobile site. ODIN seemed to flash,but again when it would go to reboot, it would just power down and a charging battery would show up. So I would unplug from the computer, push power button. When it powered up, it would say Installing system update, then after the status bar moved a bit, it would say Error and shut down. When I restart, it very briefly says installing system update, then show the dead android with a red triangle and No Command, and it would boot to the stock android system recovery (I assume CWM was taken off in the process). In yellow, under the stock recovery it says
# MANUAL MODE #
-- Appling Multi-CSC...
Applied the CSC-code : XAR
Successfully applied multi-CSC.
I've tried installing the other ROMs again, this time with TWRP, but only for it to boot to recovery after the Samsung Tab 10. 1 logo.
I have no clue where to go from here. No clue if I'm still rooted (doubt it). At this point I don't care. I just want a functioning tab. I've spent hours searching, but nothing works. I'm open to any / all ideas.
Thanks

Aw, show me a little love, bros. Someone' gotta know something. I'm not above begging / pleading.
I can give more info, less info, post somewere else. Just let me know,and help me resuscitate my tab.
thanks again!

Related

[Q] PLEASE HELP, Stuck in bootloop and no way out!

I have a p5113 and it is running 4.2.2 it is a friends. It turns on all the way to the homescreen for about 30 seconds. Then it reboots. I have gotten into recovery and it lets me wipe data factory reset. Then when I go to reboot it shows an error below the android and there has been no data wipe when it reboots. and reboots and reboots.........It also says NO COMMAND when booting recovery below the android. OH, I also tried flashing another stock recovery. Did not fix issue with recovery.
I have gotten into download mode and tried to cf root. Doesnt work, no recovery. Still same as above just goes to stock with no command written at bottom then error when you go to reboot it. Tried both versions of CWM and TWRP Odin files. DONT WORK. Tried to flash recovery by zip and get signature verification failure.
I figured oh, I will do what I always do to tablets try and reinstall the firmware. Which is the 4.2.2 firmware I go ahead and odin it, everything looks fine, it did take way too long like an hour and half. Passes, reboots, same operating system same data didnt change a thing! Still rebooting still recovery errors. Tried to downgrade to ICS and it passed after an hour and a half of slow odining NOTHING again same story as JB didnt change anything.
I have noticed that there is an avg in apps. I never get enough time to uninstall it. It always reboots before I can get to it. ANY HELP IS APPRECIATED.
jhr5474 said:
I have a p5113 and it is running 4.2.2 it is a friends. It turns on all the way to the homescreen for about 30 seconds. Then it reboots. I have gotten into recovery and it lets me wipe data factory reset. Then when I go to reboot it shows an error below the android and there has been no data wipe when it reboots. and reboots and reboots.........It also says NO COMMAND when booting recovery below the android. OH, I also tried flashing another stock recovery. Did not fix issue with recovery.
I have gotten into download mode and tried to cf root. Doesnt work, no recovery. Still same as above just goes to stock with no command written at bottom then error when you go to reboot it. Tried both versions of CWM and TWRP Odin files. DONT WORK. Tried to flash recovery by zip and get signature verification failure.
I figured oh, I will do what I always do to tablets try and reinstall the firmware. Which is the 4.2.2 firmware I go ahead and odin it, everything looks fine, it did take way too long like an hour and half. Passes, reboots, same operating system same data didnt change a thing! Still rebooting still recovery errors. Tried to downgrade to ICS and it passed after an hour and a half of slow odining NOTHING again same story as JB didnt change anything.
I have noticed that there is an avg in apps. I never get enough time to uninstall it. It always reboots before I can get to it. ANY HELP IS APPRECIATED.
Click to expand...
Click to collapse
so you wanna say that your tab is in bootloop
if that then please revert to stock rom
also if you are not able to do this then i have to say that your tab is bricked
try triangle away or take it to customer care
yep its
aditya rathee said:
so you wanna say that your tab is in bootloop
if that then please revert to stock rom
also if you are not able to do this then i have to say that your tab is bricked
try triangle away or take it to customer care
Click to expand...
Click to collapse
not a brick and I am on stock if you would have read the OP you would know that. I have had a brick before the definition of a brick is a device that does not turn on. I have flashed many tabs with stock and customs. Thanks for the great advice but I am a member of XDA and I like to do things myself or with the help of others in my community. I REFUSE TO TAKE ANY ANDROID DEVICE TO CUSTOMER CARE THAT STILL TURNS ON>
jhr5474 said:
not a brick and I am on stock if you would have read the OP you would know that. I have had a brick before the definition of a brick is a device that does not turn on. I have flashed many tabs with stock and customs. Thanks for the great advice but I am a member of XDA and I like to do things myself or with the help of others in my community. I REFUSE TO TAKE ANY ANDROID DEVICE TO CUSTOMER CARE THAT STILL TURNS ON>
Click to expand...
Click to collapse
i like your confidence brother but i was just helping you
also with your threads title in thought you were still having bootloop
also boot loop mainly happens when system files interfere with each other and result in instability during boot and crashes also it is not always necessary that in boot loop device would not turn on as you said earlier
i have seen boot loop on my tab even during charging animation as it was off it was due to use of flashing scripts that conflicted with each other

Can't boot into recovery - Galaxy S7 G930

Hello all.
I'm new to modifying my android (Galaxy S7 G930A) and could use some help. I have successfully rooted my phone, but have had some issues trying to flash a custom recovery. I was trying to flash TWRP but for some reason it didn't work, and I would always boot into the stock recovery.
Today, I screwed something up while trying to figure out my host of issues (I was also trying to figure out why I kept getting a "dm-verity verification failed" notice when flashing). Using the TWRP Manager app, I tried to install the recovery that way and it kept giving me an error that it was either already installed or encountered an issue of some kind. Knowing it wasn't installed, I looked for a different route. Long story short, I downloaded Flashify and then manually downloaded and flashed the TWRP recovery img and a "no-verity-opt-encrypt" file - which I read would fix the dm-verity error I was receiving.
I believe that's all I did before this recovery boot issue starting occurring.
Now, when attempting to boot into recovery (no matter what way, through an app, manually, etc) the blue text "Recovery Booting..." appears for half a second and then disappears. If I'm holding down the buttons it will flash again and disappear again, over and over. If I don't hold down the buttons, when it disappears the phone boots up as normal. So now I can't seem to access recovery at all. I wanted to try going the hard/factory reset route, but obviously can't because I can't access recovery.
Also, I don't know if this is related or not, but now my laptop will not recognize my phone at all. Doesn't give me any options - it will charge, but no connection. I was hoping to load it into Odin and do a stock reset to start from scratch before flashing a custom ROM.
Edit: I tested and connected to a different computer just fine, so there's obviously some miscommunication going on between my phone and laptop.
Can anyone help me out here? Sorry for the long post, I'm just really frustrated. :crying:

Samsung Galaxy Tab 2 10.1 P5110 bootloop

Hi! So, my father's old Samsung Galaxy Tab 2 10.1 P5110 (bought 5 years ago) has gotten into a bootloop. It's an odd case. Basically, it's like the device is completely read-only.
To describe the symptoms:
It boots into the OS, but after 30 seconds or so it suddenly restarts. The device cannot be turned off (it just reboots and reboots and reboots...), so it empties the battery if left unplugged.
I can enter download mode and recovery mode, where the device is stable.
The device is not rooted.
I tried to flash it with TWRP recovery (it worked on my mother's tablet; exact same model, but no problem like this), but the recovery mode is always unchanged. I've flashed with Odin 1.8*, Odin 3.0*, and latest Heimdall; it always completes, but nothing changes. I've learned about having to boot to recovery after flashing due to a script replacing custom recovery, but even when I go directly to recovery mode, it's the same old stock recovery.
I decided to try another approach, by uninstalling apps during those short 30 second intervals of functioning OS; I got to uninstall one app (AVG anti-virus software), but after the reboot, the app was installed again.
I tried to go into recovery mode to do "wipe data/factory reset" and "wipe cache partition", but even that did nothing! Everything is where it was.
I can use ADB in recovery mode, so I tried to see if I could do some damage there, but the tablet is unrooted, and no rooting works either. (Tried rooting with Odin and "apply update from external storage" in stock recovery.) Couldn't find a writable directory to upload a su executable into either.
Just now I finished a 90 minute flashing of some Chilean stock firmware -- although I'm Swedish -- to see if that made things "rewritable", but guess what? All the old apps and files and settings were still there, in Swedish.
At this point I'm starting to suspect that I could hit it with a sledgehammer and it would just return to normal after a minute.
My father is not poor (just a bit cheap!), so buying a new tablet isn't a big deal, but I'm ostensibly a computer engineer...ing student, so it feels like a surrender to leave it unsolved. What might be the problem? Can memory in these devices become read-only due to some hardware fault?
Risky suggestions are welcome. If it's bricked, that's no problem.
EDIT: Whoops! My father ordered a new tablet; I was still going to experiment on the old one, maybe get it working again, but it seems that he went and tried the sledgehammer mode on it. But what happened is still an open question.

Galaxy S7 G930U Unlocked stuck in boot loop - already flashed successfully but no fix

I'm really hoping you guys can help me out here. This is an S7 I bought from a Best Buy when I visited the US in 2017, and I got the Unlocked version so I would be able to use it back in my home country. Unfortunately, this is the second time I've had trouble with it in a span of 4 months and the first time it was a hardware problem and ended up quite expensive to get fixed.
Today I was using my phone normally when I decided to use the Google instant translation to translate something on my computer screen. That caused my phone to freeze, restart, and then tell me I was using an unauthorized flash and it was going to be locked, or something like that. Even after restarting a few more times, the phone would never get past that screen. I proceeded to factory reset/cache reset and from then on the phone just got stuck in a boot loop.
I learned that the fix would be to flash the phone. After a lot of work I found the G930UUESACSI1-20190930144640 firmware (the XAA version, for Unlocked) and successfully used Odin 3.13 at the Download Mode screen to flash my phone. It then restarted, went back to the blue screen, started installing some updates, when it was 100% it restarted again. Unfortunately, the loop remained. Galaxy S7 logo first, then the Samsung logo, then it just repeats.
I have also tried turning the phone off with the Recovery screen shut down option (since I can't seem to be able to turn it off with the power button right now), wait a few minutes, then turn it back on. Nothing changed.
Please, does anyone have any insight into this? What else could I possibly try, or what could I be doing wrong? I really don't want to send it to repair yet again in such a short time.
Many thanks in advance.
gabeblack said:
I'm really hoping you guys can help me out here. This is an S7 I bought from a Best Buy when I visited the US in 2017, and I got the Unlocked version so I would be able to use it back in my home country. Unfortunately, this is the second time I've had trouble with it in a span of 4 months and the first time it was a hardware problem and ended up quite expensive to get fixed.
Today I was using my phone normally when I decided to use the Google instant translation to translate something on my computer screen. That caused my phone to freeze, restart, and then tell me I was using an unauthorized flash and it was going to be locked, or something like that. Even after restarting a few more times, the phone would never get past that screen. I proceeded to factory reset/cache reset and from then on the phone just got stuck in a boot loop.
I learned that the fix would be to flash the phone. After a lot of work I found the G930UUESACSI1-20190930144640 firmware (the XAA version, for Unlocked) and successfully used Odin 3.13 at the Download Mode screen to flash my phone. It then restarted, went back to the blue screen, started installing some updates, when it was 100% it restarted again. Unfortunately, the loop remained. Galaxy S7 logo first, then the Samsung logo, then it just repeats.
I have also tried turning the phone off with the Recovery screen shut down option (since I can't seem to be able to turn it off with the power button right now), wait a few minutes, then turn it back on. Nothing changed.
Please, does anyone have any insight into this? What else could I possibly try, or what could I be doing wrong? I really don't want to send it to repair yet again in such a short time.
Many thanks in advance.
Click to expand...
Click to collapse
You need to clear the cache after flashing to get out of the boot loop.
Use the download key combo to restart. As soon as the screen goes black move to Volume up+home+power.
In the recovery menu choose clear/ Wipe cache, then choose reboot.
I apologize for not updating this thread before when it was still recent. The fact is that I didn't manage to fix my phone; clearing the cache after flashing did nothing to stop the loop.
I ended up taking the phone to the people who have fixed it in the past and after more than one month, they gave up. So I got my phone back and I want to try to give it another go before I just sell it for parts.
Unfortunately, my phone has come back even worse. Now it has no Recovery Menu to speak of, at least none that I can access; after a few seconds of the blue text on the top saying that it's entering recovery mode, it then proceeds to a blue screen saying: "Security Error: This phone has been flashed with unauthorized software and is locked.". I can still access Download Mode.
I have attempted flashing a few firmwares that I believe should have worked with my SM-G930U. Odin listed the attempts as "pass" and, after restarting and going back to the Download screen, it says the binary is Official. However, after trying to restart the phone normally, it starts displaying the blue screen again, and then, after going to Download mode, the binary is reverted to "Custom".
I believe right now the order of the day is to get the recovery menu to work again so I can do all the cache cleaning that seems to be required after flashing firmware. Any ideas at all on how I should proceed? Is there something specific I should download to fix the recovery menu?
How many files are you flashing in Odin, is it just 1 file in the AP slot, or 4 files: AP, BL, etc.? Also, is your phone rooted?
Drunkpilot said:
How many files are you flashing in Odin, is it just 1 file in the AP slot, or 4 files: AP, BL, etc.? Also, is your phone rooted?
Click to expand...
Click to collapse
Never rooted, was using the phone legit before it froze and entered boot loop. I flashed all 4 files, multiple times.
Someone tried fixing my phone a few days after I replied to this thread and some progress seems to have been made, but now the phone cannot get past a black screen with a "SBL Error! rdx_init!" in red text, and "upload mode" in yellow text. Still cannot access Recovery Mode, but Download Mode still works.
I did a little Googling on rdx_init errors and it seems I need a firmware dump from another G930U or something like that...any ideas on how I can proceed?
Flash it with Eng Boot in all slots using patched Odin. Reboot to recovery and wipe it. Reboot system. Then root it with advanced adb root. Links for all of this are here in xda. Enjoy
STA1NL3SS said:
Flash it with Eng Boot in all slots using patched Odin. Reboot to recovery and wipe it. Reboot system. Then root it with advanced adb root. Links for all of this are here in xda. Enjoy
Click to expand...
Click to collapse
Sorry, I'm not an expert at this by any means, I'm not sure what files to get. So far I've found and downloaded the following:
S7_Oreo_Nougat_Adb_Advanced_Root_V10
S7_Oreo_Nougat_Adb_Advanced_Root_V12
S7_Oreo_Su_Binary_Only_ADB_Root
But I had no luck flashing any of these cause my binary is 10. Is there any more help you can provide me? I really don't know how to proceed
gabeblack said:
Sorry, I'm not an expert at this by any means, I'm not sure what files to get. So far I've found and downloaded the following:
S7_Oreo_Nougat_Adb_Advanced_Root_V10
S7_Oreo_Nougat_Adb_Advanced_Root_V12
S7_Oreo_Su_Binary_Only_ADB_Root
But I had no luck flashing any of these cause my binary is 10. Is there any more help you can provide me? I really don't know how to proceed
Click to expand...
Click to collapse
I thought I had one in my phone, but I don't. If you look at the thread where you downloaded the Root_V12, you will see it. It's near the end of the thread somewhere.

[PROBLEM] GT-P3113 TWRP won't flash zips, wipe, backup, or do anything.

I bricked my GT-P3113 long ago, and flashed the stock rom a couple days ago. I rooted using a CF-AutoRoot package, and flashed TWRP using Odin, thinking that I could go and flash LineageOS and Gapps. Before doing that, I tried making a backup. I left it for about an hour backing up to my SD card, and came back with the progress bar all the way, with no percentage, and not being able to cancel. There's no title box in sight, and all it says is "Simulation Partition" under it. I rebooted, and went back to the recovery. I decided to say screw it, and tried flashing LOS and then Gapps. I rebooted after, and nothing happened. It booted back into normal Android 4.2.2, and i've tried many more times to get this to work. Only strange thing that I've found is that when I enter download mode using the key combo ( PWR + VolDown, ) it shows the warning message about a Custom OS, and a small text in the top left that says "ODIN MODE" and the flash count (which is currently around 8 or 9, after many tries.) When I enter download mode through TWRP, it shows no text. I've tried reflashing TWRP, and reflashing to older versions, but the same thing happens again. Maybe I rooted incorrectly or something, but i'm honestly at a loss right now. Maybe flashing with Odin3 v3.12 caused it, but I really have no idea. Any help or if you could point me to another thread, would be very much appreciated.
Boot your 4.2.2 and download something or take a picture. If it's gone after a reboot your emmc became read only.
Most 16 GB models use a known faulty MAG2GA emmc.
You could try to find someone who can flash an updated emmc firmware, but the issue will be there again in most cases and a new emmc will be needed.

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