Need help on the Dualboot mod - Galaxy S II Q&A, Help & Troubleshooting

I did a mistake of installing the checkrom as the secondary os directly. i did not follow as per instruction on the thread. as a result i cant get to cwm.
i cant install any apps as it says memory low.
Anybody can give me help on wat to do.

Reset data and start again?
Flash CF-Root from Odin to overwrite recovery and get again CWM.

Thanks bro. I odin the original stock rom and cwm. From there I cwm the custom rom.
Problem solved.

Related

newbie question

ok so i rooted my s2 , then i put the stock kernel back in .
is there a guide to show me what i have to do next ,because if i try putting my phone into download mode and try to back up the current rom or even try to install the miui rom .
all i get is a error saying failed to verify etc
can someone direct me to a guide showing me how to prep the s2 after rooting it so that i can change the rom on it .i have tried to find something showing me but cant seem to find a detailed guide
thanks in advance
You do not use download mode and Odin for flashing roms your lucky you haven't bricked it.
To flash a rom you need clockwork recovery so you need to flash a kernel that has clockwork embedded the reboot to recovery backup wipe and flash new rom
Sent from my GT-I9100 using XDA Premium App
All the specific rom threads have detailed step-by-step instructions in their own threads. Which one are you trying to install?
Ok maybe this is the right place to ask another newbie question. I rooted my phone with hellcats' kernel (KF1). So now can I install any ROM. The reason I ask is coz I want to flash Litening ROM XXKG3 (i currently have stock ROM 2.3.3) and am confused if I need to have kernel KG3 in order to do so. Thanks in advance.
Rockin_Zombie said:
All the specific rom threads have detailed step-by-step instructions in their own threads. Which one are you trying to install?
Click to expand...
Click to collapse
thanks for the reply , the rom i fancy putting on is the miui rom
thanks for the reply , the rom i fancy putting on is the miui rom
Then go to that post read it all understand what you are doing .
Follow the instructions dont make it up .
Install instructions:
- Reboot to CWM
- if you are coming from other rom (full wipe): wipe /system, /cache, /data and Dalvik-cache
- upgrade: wipe /system
- install zip from SD-card, select MIUI-1.X.X-beta.zip
Note that it is a beta Rom at your own risk .
jje

[Q] Trying to install cyanogenmod 7 on SGS2

Hey everyone,
First of all, i apologize if any of what i'm asking here is stuff that has been covered before. I have been searching myself for answers for the last several days and have found plenty of good info, but i am new to android and i think i need to ask some question to help get a base level understanding of what i need to do. I am a bit nervous about bricking my phone so i maybe haven't been as adventurous trying to get everything running as god intended.
Firstly, i have used and understand Odin, using it to flash roms and such. I have rooted the phone and installed ROM Manager and clockworkmod 4.0.1.5 on the phone, but when i boot into recovery mode, it is still on the android recovery 3e and i cannot do the update.zip, I get signature verification failed. Now i KNOW this is cause of the android recovery 3e, and i have found this issue has been encountered plenty before, but my confusion is in some of the solutions i have found. Mainly the terminology and how the steps directly apply to the phone. For example, I found on another forum thread :
1- Copy the Zimage from your rooted kernel and paste it to SD card of your phone.
2- Flash the Stock kernel via Odin to get rid of Yellow triangle.
3- Flash the Zip file (Zimage) via CWM which you've already pasted in Step 1.
i don't really understand what the zimage is. Why do i need it, what IS it frankly? Where do i get it or a stock kernel for my phone. Does versioning matter much? i read that for the most part the kernels are almost identical to each other, and the fact all i really need is for the android recovery mode to be 2e or whatever it is (so it will not do the signature check on the update.zip file), that i don't really need to pay much attention to the actual kernel version.
What i really need i guess is for someone to break it down for me and either explain the steps or give me a detailed step by step on how to get clockworkmod recovery working so i can proceed with the cyanogen mod running on phone (not enjoying touchwiz at all).
Again, sorry if i am giving anyone spasms at my noobish-ness, but i have been searching for my answers for a day or two now and i haven't been able to find anything that really tells me what i need to know.
Phone : GT-I9100M
Android : 2.3.3
Kernal : 2.6.35.7-I9100XWKDD-CL
Build : GINGERBREAD.UGKG2
Thanks
riccochet said:
Hey everyone,
clockworkmod 4.0.1.5 on the phone, but when i boot into recovery mode, it is still on the android recovery 3e
That means you have not installed it flash CWM and \Root from here .
Root + CWM .
http://forum.xda-developers.com/showthread.php?t=1103399
Beware of following instructions from a separate rom to the one you are flashing .
1- Copy the Zimage from your rooted kernel and paste it to SD card of your phone.
2- Flash the Stock kernel via Odin to get rid of Yellow triangle.
3- Flash the Zip file (Zimage) via CWM which you've already pasted in Step 1.
i don't really understand what the zimage is.
ZImage is the kernel .
Why do i need it, what IS it frankly? Where do i get it or a stock kernel for my phone. Does versioning matter much? i read that for the most part the kernels are almost identical to each other, and the fact all i really need is for the android recovery mode to be 2e or whatever it is (so it will not do the signature check on the update.zip file), that i don't really need to pay much attention to the actual kernel version.
You are confusing yourself .
Flash correct CWM from above link .
Choose the custom rom and follow the instructions posted for that rom .
CyanogenMod as the man says
Warning : Not for new users, flash this build only if you know what you are doing !!!
#Followed by his install instructions ~~~
jje
Click to expand...
Click to collapse
Thanks for the reply. I have been doing more reading and i think i am understanding the rooting process a bit better.
I looked at the link you posted (thanks for that, i saw the forum post for the i9000 but i never could find the i9100 post for some reason) and i DO have another question after reading through a good chunk of the posts on it.
There is no CF Root for my kernel, but the reply that was made to someone else with my kernel version was :
"Flash the Stock 2.3.4 ROM (XXKG5, XXKG6 or XXKG7) and root with CF-Root-XXKG6."
I understand that process and how it works but i thought you were only supposed to flash roms based on your firmware version? My KDD kernel version is running on 2.3.3
Will this cause any issues if i flash the stock 2.3.4 ROM?
Download cm7 zip for the newest nightly.
Copy it to internal sd card.
Flash any cf root kernel
Boot into recovery
Wipe data and cache, you will lose all your data on your phone, so backup sms (I recommend sms backup +), also you will lose App data so you might want to back that up first using something like titanium backup.
Wipe dalvik cache (under advanced)
Chose install zip from sd card
Select the cm7 zip
Reboot
If you get stuck at the boot screen go back into recovery and flash the zip again
Sent from my GT-I9100 using XDA Premium App
Thanks Veyka.
I think i'm ok with the CM7 install process. I am probably going to wait until i really feel like i understand the whole process from front to back before i start messing with that though.
I can't get to that point yet however since i haven't been able to get CWM recovery working yet. I have the Android Recovery 3e, which will not install from zip files that aren't digitally signed.
So i'm trying to get CF Root installed and working, however, as mentioned in my previous post there is no CF Root for my kernel. I would like it clarified if it is ok for me to flash to a 2.3.4 stock ROM (i'm running 2.3.3) and then use a CF root for a the new ROM.
I was under the impression that this was not a good idea.
If i should not be doing this, is there a recommended way to upgrade my firmware to 2.3.4 so i can use a newer CF Root?
Thanks
Pick a new stock rom, I would go for kg6, flash it via odin.
Then flash the kg6 CF root kernel via odin and you will have cwm recovery.
Don't put the pit into odin and don't tick repartition or update bootloader.
There is a good thread with all the info you need on flashing stock roms with odin and a list of all avaliable roms.
Sent from my GT-I9100 using XDA Premium App
Thanks for all the help. I was able to make sense of the process (which is actually quite simple, just needed to put it all together in my head to make sense) and get everything done.
Appreciate all the help!
veyka said:
Download cm7 zip for the newest nightly.
Copy it to internal sd card.
Flash any cf root kernel
Boot into recovery
Wipe data and cache, you will lose all your data on your phone, so backup sms (I recommend sms backup +), also you will lose App data so you might want to back that up first using something like titanium backup.
Wipe dalvik cache (under advanced)
Chose install zip from sd card
Select the cm7 zip
Reboot
If you get stuck at the boot screen go back into recovery and flash the zip again
Sent from my GT-I9100 using XDA Premium App
Click to expand...
Click to collapse
Hi,
I have rooted my phone using the quick root guide found here and therefore I have my stock kernel back w/ root. Do I need to install a cf root kernel?
Also, when the new ROM gets flashed how does one recover the apps and data lost?
NABNAP said:
Hi,
I have rooted my phone using the quick root guide found here and therefore I have my stock kernel back w/ root. Do I need to install a cf root kernel?
Also, when the new ROM gets flashed how does one recover the apps and data lost?
Click to expand...
Click to collapse
Use Titanium Backup PRO for your app. You can backup all of them then restore on any rom.
Is there anything that Titanium Backup doesn't back up for which I need to use another application?
Thanks.
NABNAP said:
Is there anything that Titanium Backup doesn't back up for which I need to use another application?
Thanks.
Click to expand...
Click to collapse
sms.. use another app to backup your sms.. for example sms backup as mentioned before..

in trouble with CWM wrong kernal help!

hi guys i think ive messed my samsung up.
yesterday i installed another custom rom onto my phone which was fine. i then thought i wanted 2 try and flash a new kernal for the 1st time which i thought was just a simple flash i didint know i had 2 use cf root and match it with the 1 on my phone..
now whenever i try and use cwm mode and wipe/data wipe delvik or wipe anything it keeps saying error cant mount cant unmount cache or delvik or recovery ;/. and i cant use my phone anymore unless i use a stock rom it will boot. pease help me!!
aachil said:
hi guys i think ive messed my samsung up.
yesterday i installed another custom rom onto my phone which was fine. i then thought i wanted 2 try and flash a new kernal for the 1st time which i thought was just a simple flash i didint know i had 2 use cf root and match it with the 1 on my phone..
now whenever i try and use cwm mode and wipe/data wipe delvik or wipe anything it keeps saying error cant mount cant unmount cache or delvik or recovery ;/. and i cant use my phone anymore unless i use a stock rom it will boot. pease help me!!
Click to expand...
Click to collapse
You might want to start here to flash to latest stock to be able to boot your phone.
http://forum.xda-developers.com/showthread.php?t=1075278
Good luck mate
Sent from my GT-I9100 using xda premium
i can get the phone to work fine and boot. but whenever i try and use cwm mode..
and wipe dat/factory reset and wipe delvik and that stuff.
it wont do it nd says error cant mount delvik or recovery or something like that and i cant install no custom firmwares :/
aachil said:
hi guys i think ive messed my samsung up.
yesterday i installed another custom rom onto my phone which was fine. i then thought i wanted 2 try and flash a new kernal for the 1st time which i thought was just a simple flash i didint know i had 2 use cf root and match it with the 1 on my phone..
now whenever i try and use cwm mode and wipe/data wipe delvik or wipe anything it keeps saying error cant mount cant unmount cache or delvik or recovery ;/. and i cant use my phone anymore unless i use a stock rom it will boot. pease help me!!
Click to expand...
Click to collapse
Do you have the CWM app on your programs?
if yes,
Download cwm version of the kernel that you want to flash
open the zip file and extract zImage file, copy it into sdcard.
Run CWM app, select flash kernel, choose the zImage you just copied.
if no, you have to flash the kernel using ODIN. There is a very detailed thread for how to use ODIN.
The link above is to flash with ODIN. Just follow instructions.
EDIT: Sorry i thought ur phone wouldn't boot. I've read fast.
Sent from my GT-I9100 using xda premium
i just got an official xx UK firmware flashed it with odin it booted.
do i now then flash the stock kernal to match the firmware ive just installed?
if so thts just the tar file flash with odin ok correct?
i mean i can install cwm again and flash custom firmware and it should all work?
Download the CF root file that matchs the kernel version (Check Chainfire thread)
http://forum.xda-developers.com/showthread.php?t=1103399
the instructions just say flash the kernal stock tar file without partition and thats it nothing else whats cf root?
U flash with Odin dude. The CF-root will contain a custom version of CWM. Once You have cwm then flash your custom ROM.
Check post #1 of the link
Good luck man
Sent from my GT-I9100 using xda premium

Samsung Android System Recovery <3e>

Hey everyone, ive searched all over and havent been able to find a solution.
I've followed the instructions on how to root using CF-ROOT (odin) and successfully rooted and booted into cwm and installed Resurection remix 1.0.. Everything works great, except when i try to reboot and go back into CWM i get android system recovery <3e> and not cwm.
The only way to recover is to install cwm or cfroot from odin again and reinstall the rom.
Any idea what i'm doing wrong? thanks
Don't know, try to change rom and see if it happens again... I'm on v3rtr3ma and is really good.. Tried also wanamlite 9.9..
Sent from my SII floating in the Android power
rami78 said:
Hey everyone, ive searched all over and havent been able to find a solution.
I've followed the instructions on how to root using CF-ROOT (odin) and successfully rooted and booted into cwm and installed Resurection remix 1.0.. Everything works great, except when i try to reboot and go back into CWM i get android system recovery <3e> and not cwm.
That reads as the rom you are using has no built in CWM recovery .
Logic says ask the rom builder or in his post .
jje
Click to expand...
Click to collapse
.
thanks but hte thing is i install CWM and then install the rom, after i reboot cwm is gone. I'll tryy asking in the rom thread thanks
rami78 said:
thanks but hte thing is i install CWM and then install the rom, after i reboot cwm is gone. I'll tryy asking in the rom thread thanks
Click to expand...
Click to collapse
Like JJEgan says, the ROM then sound like it comes with its own kernel, that DOESN'T have CWM recovery, but standard Android recovery. ROMs come with their own kernels, so every time you flash kernel first, then ROM, you are replacing the CF-root kernel, thus losing CWM recovery.
Just re flash the CF-root kernel to get it back after you flash the ROM. There is no need to flash the ROM again after you flash the kernel.
Try installing Rom Manager and make a recovery once installed (top item in rom manager)
rami78 said:
Hey everyone, ive searched all over and havent been able to find a solution.
I've followed the instructions on how to root using CF-ROOT (odin) and successfully rooted and booted into cwm and installed Resurection remix 1.0.. Everything works great, except when i try to reboot and go back into CWM i get android system recovery <3e> and not cwm.
The only way to recover is to install cwm or cfroot from odin again and reinstall the rom.
Any idea what i'm doing wrong? thanks
Click to expand...
Click to collapse
correct me if im wrong.
you're REINSTALLING the rom, after you flash CF-ROOT? if you reinstall the rom, then cwm will be deleted.
You can use this temporary signed CWM zip.In recovery, choose apply update from storage and flash the zip and you get CWM. When you reboot, it will be gone.
This was taken from Here
You better take a look here for further information.
gee2012 said:
Try installing Rom Manager and make a recovery once installed (top item in rom manager)
Click to expand...
Click to collapse
If he's installing CF-root, CWM and ROM Manager tend not to play nice together.
Look in the Resurection Remix OP!
After you installed Resurection Remix let it boot and flash CWM-zip from here http://forum.xda-developers.com/showthread.php?t=1436854. That should give you 2nd recovery.
http://forum.xda-developers.com/showthread.php?t=1436854
NOTE: İF YOU WANT FLASH SOMETHİNG FROM CWM RECOVERY FİRST YOU MUST İNSTALL CWM.ZİP FROM STOCK RECOVERY MOD(APPLY UPDATE FROM EXTERNAL STORAGE AND CHOOSE CWM.ZİP AND İNSTALL)
AND NOW TOUCH RECOVERY MODE WİLL APPEAR THAN YOU CAN FLASH ZİP FİLES
Click to expand...
Click to collapse
Kinda confused me the first time as well...
But the moment you flash CWM.ZIP, recovery mode is reloaded and you can flash anything...
gee2012 said:
Look in the Resurection Remix OP!
After you installed Resurection Remix let it boot and flash CWM-zip from here http://forum.xda-developers.com/showthread.php?t=1436854. That should give you 2nd recovery.
Click to expand...
Click to collapse
LOL, indeed, reading the first post of the ROM thread is a good idea too.
OP, as gee2012 notes, there is a NOTE in the Resurrection Remix thread in all caps, right under the "Rom Installation (please don`t miss any step! )" section.
On an unrelated note: gee2012, you of Chinese descent?
EDIT: Whoops! didn't see jakezpeenz's post. Sorry, not meaning to repeat what a bunch of other people already said.
I can confirm
hi
I can confirm that after installing ICS remix you need to flash the cwm tar thru Odin after you install ICS to get CWM
I had to do it yesterday

Cannot install zip files from recovery.

Hi,
please can someone help, i am unable to install zip file in recovery, it crashes and returns to menu. i am only able to flash ROM's using ODIN. i have tried various custom ROM to no avail. right now i have the CM9 Resurrection Edition installed because i could flash thru odin but i am unable to flash a recent version nor install google apps cause i have to go thru recovery. right no i have almost 50 on my custom counter in odin cause i have rooted and unrooted.
i really wanna rock a custom ROM, please help anyone.
SGS2
tarifiq said:
Hi,
please can someone help, i am unable to install zip file in recovery, it crashes and returns to menu. i am only able to flash ROM's using ODIN. i have tried various custom ROM to no avail. right now i have the CM9 Resurrection Edition installed because i could flash thru odin but i am unable to flash a recent version nor install google apps cause i have to go thru recovery. right no i have almost 50 on my custom counter in odin cause i have rooted and unrooted.
i really wanna rock a custom ROM, please help anyone.
SGS2
Click to expand...
Click to collapse
try flashing a proper CF-root kernel with latest Cwm thro odin, then u can flash any custom rom zip file of ur choice without any issue
Sun90 said:
try flashing a proper CF-root kernel with latest Cwm thro odin, then u can flash any custom rom zip file of ur choice without any issue
Click to expand...
Click to collapse
hello, thanks, but wanna ask, are the cf root files not stock rom specific. anyways i flashed back to a stock GB ROM together with its pit file and things seem to be abit better, only now it gives an error saying the zip file is bad. does that means its corrupt or any ideas. hope downloading the customs with an accelerator doesnt currpt the files in anyway.
forgive my noobidity.
i have the cf-root 5.2 rooting the xxlph
tarifiq said:
hello, thanks, but wanna ask, are the cf root files not stock rom specific. anyways i flashed back to a stock GB ROM together with its pit file and things seem to be abit better, only now it gives an error saying the zip file is bad. does that means its corrupt or any ideas. hope downloading the customs with an accelerator doesnt currpt the files in anyway.
forgive my noobidity.
i have the cf-root 5.2 rooting the xxlph
Click to expand...
Click to collapse
hey know what, i deleted the ROMs from the sd card and re-saved them voila its working, i think they got corrupt from continously trying to install them. thanks. :laugh::good:

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