[Q] Flashing ICS ROM, but keeping data from GB (CM7) - HD2 Android Q&A, Help & Troubleshooting and Genera

I read a few threads on the matter, but replies are a bit confusing and not much info for HD2 in particular, so I decided to start a new thread.
I am considering the option of flashing an ICS based ROM such as NexusHD2, but would like to preserve my settings and apps from my current CM7 ROM. I currently use Dorimanx ROM ver 2.3.7 (CM 7.4.5) with highly customized GoLauncher, a2sd (1 GB partition, 256 MB SWAP). The device is the EU model.
I wouldn't want to have to reconfigure all over again so I was wondering what would be the best option to preserve my settings and apps to the new ROM. I found some mixed responses on the use of Titanium Backup. It seems that some apps would get corrupted and restoring settings and data from CM7 to CM9 using TB causes a number of errors. There are many other backup programs, but it seems that most of them are doing the same thing as TB and may fail.
Is there a good tool that was proven to work well in porting CM7 apps and settings into a CM9 ROM? What would be the best plan when doing the upgrade considering the current software details described above?
Thanks for thesupport.

Only a couple of apps have differing GB and ICS versions, and for the apps which don't, Titanium Backup has never failed me. It will backup all of your apps and app data, and I've never had any corrupted backups. Another thing which you could do would be to backup in CWM, flash the new ROM and then advanced restore the data.

Nigeldg said:
Only a couple of apps have differing GB and ICS versions, and for the apps which don't, Titanium Backup has never failed me. It will backup all of your apps and app data, and I've never had any corrupted backups. Another thing which you could do would be to backup in CWM, flash the new ROM and then advanced restore the data.
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I've been thinking about advanced restoring /data only in CWM, but wasn't sure if there are any other CM7 specific stuff inside. Thanks for your prompt reply. I'll be backing up all in CWM and TB and will be playing around a little bit. Still open to suggestions, though, so please let me know if you hav any other advice. Eventually, I'll be posting the results here for future reference.

Why do you want to do that?
You can use some backup app like Titanium Backup

Related

using nandroid to switch between RAV/Cyanogenmod?

I have an SD card with 3 partitions: fat32(7gB)/ext4(488mB)/swap(91mB). not sure what order I created them in, and not sure if that matters.
when I do a nandroid backup, is it also backing up my ext4 partition where my apps2sd apps are kept? I want to be able to use nandroid to swap between many different ROMS, but still have all my settings saved per ROM. And hopefully apps as well, whether it be by the nandroid restore or (and im not even sure if it works this next way im describing) by different ROMS being able to see the apps in apps2sd and use them?
Like I said, Im not sure how apps storage/location actually works. If I install apps on the sd card, and I put an upgraded or even a different custom ROM on, does the system see the apps on the new ROM? Or are we also supposed to wipe ext partitions as well?
Can someone let me know what "wiping" data and/or cache actually does? IS there a basic phone architecture doc I can read to see what data / cache actually is used for?
Wiping refers to the internal memory of the device. Not the SD.
By wiping you remove all settings and software installed on the device itself.
If you boot after a wipe, you will have to re-enter your google account information and wait for the sync to complete.
If you have apps2sd, (most of) your apps will be on the ext partition on your SD card. Those don't get deleted when you wipe. If you have go from 1 apps2sd capable rom to another, your apps will still be there. And the apps that store settings on the SD will have their settings saved too (only one I know of is gem-miner).
try bart
opticalc said:
I want to be able to use nandroid to swap between many different ROMS, but still have all my settings saved per ROM.
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I recommend using a more complete back-up and restore tool like BART or Switchrom. Do a search for BART on the Dream Development forum and you'll find everything you need. It's built in to the latest RA recovery images as well and works great.

[Q] Retain application between ROMs

Is there a way to retain applications between trying different ROMS. I am sure there are ways where I don't have to install all applications all over again.
Thanks.
Use Titanium Backup.
If the ROMs you try are similar and differ just by version number, then you can skip formatting your ext3 partition on your sd card (if you use app2sd, etc.)
fseek said:
Is there a way to retain applications between trying different ROMS. I am sure there are ways where I don't have to install all applications all over again.
Thanks.
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Using CWM is the best as backup & restore is quite easy...IMO Titanium messes ROMs alot if not used correctly...Just backup using CWM, Flash new ROM, get back to CWM and choose advanced restore > Data only...

[Q] Quick way to (re)install multiple apps

Is there a quick way to (re)install all my apps after changing ROMs?
Been using Pongster's awesome NAND HyperDroid build since v5 and have been upgrading along the way by reinstalling the data section from my CWM backup. Recently on v11 I started having a few glitches and upgrading to v12 only made matters much worse. I just want to start a fresh on v12, but is there a way quicker than writing down all my apps then selecting each from the market. Have looked in Android Market on using desktop PC and it only lists 11 apps. Thanks.
SheenaIsAPunkRocker said:
Is there a quick way to (re)install all my apps after changing ROMs?
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I believe Titanium Backup Pro is the most popular choice, it can restore all your apps and data automatically, plus there's an option to repair missing market links.
That rom uses an ext partition, so as well as restoring the data partition after a fresh flash, if you also restore the sd-ext partition (same method), all your installed apps will be restored, complete with all their settings still in place, since you are restoring data too.
D'oh, and double d'oh. Thanks for the tips. I backed everything up using Titanium backup. Being running HyperDroid without an EXT partition so while I was in the process of installing v12 again, I thought I'd use the handy partition function in ClockworkMod. However, what it fails to mention is in re-partition my SD Card for me it would handily wipe everything Looks like I'm hosed now anyway!
nooOO!, hah, oh well, it happens, and theres no better learning curve than seeing mistakes in action.
I literally had the SD card in my desktop to copy everything on it, but before I did, I put the SD back into the phone to do something else ... never got around to doing that copy. At least phone numbers are backed up on Google (I hope!), but I guess I'll have to start again on Tower Raiders 2, that's the real loss!!
since you are at a fresh start, you COULD try reinstalling all the apps, and THEN restore the data partition, which (unless im wrong) holds settings? ,,though i know some stuff uses folders on the fat32 part of the sd card too, , so may not work, , worth a try if you're in an investigative frame of mind.

[Q] Titanium Backup Question

Say for example, I have Angry Birds installed in my 'phone' (internal). Since it's too big, I decided to use App2SD to move it to microSD. Then afterwards I decided to upgrade to the latest nightly. In order to keep my apps, I used titanium backup. I have my backup directory located somewhere at the eMMC. If I continue on and flashed the latest nightly, wiping Dalvik Cache + Data + System/Data/Cache, and reinstalled Titanium Backup, if I restore my apps, will they be restored in the same directories? Like some at the internal and some at the microSD?
No, it goes into internal, so you might run out of space and not fully restore, suggest that you restore the biggest files/culprits and move them to the sd, then batch restore the smaller ones.
if you're using a cm7 rom you may want to check this out......
Im running s2e on my htc aria. it works great. loving it
s2e: for cm7 roms only.
https://market.android.com/details?id=ru.krikun.s2e&feature=search_result
or: not sure if it would work on other phones.
http://forum.xda-developers.com/showthread.php?t=790786
You can choose where to restore actually (in the newer versions)
Prefs> Restoration Settings > Restore Backup To:
Looks like the only gotcha's are it only applies to Android 2.2 and up.

Application data corrupt after backup/restore

Hi,
Just changed rom from pcfighter 2.3.7 CM7 V2 (kernel 2.6.32) to mike's AOSP 2.3.7 v5.0
I backed up everything before with MyBackup root (data and apps data+apk),
wiped cache and data in recovery and installed the new rom. Then I restored everything in MyBackup.
Things seemed to be fine after reboot, except many apps started to force close on start. Wiping those apps' data seemed to bring them back to life one by one, so it looks like their data got somehow corrupted during the process.
Not a big problem, since I didn't have any really valuable data in the misbehaving apps, but I'd like to avoid similar hassle in the future.
Has anybody encountered this before or have any idea what I might have done wrong here?
cgx said:
Hi,
Just changed rom from pcfighter 2.3.7 CM7 V2 (kernel 2.6.32) to mike's AOSP 2.3.7 v5.0
I backed up everything before with MyBackup root (data and apps data+apk),
wiped cache and data in recovery and installed the new rom. Then I restored everything in MyBackup.
Things seemed to be fine after reboot, except many apps started to force close on start. Wiping those apps' data seemed to bring them back to life one by one, so it looks like their data got somehow corrupted during the process.
Not a big problem, since I didn't have any really valuable data in the misbehaving apps, but I'd like to avoid similar hassle in the future.
Has anybody encountered this before or have any idea what I might have done wrong here?
Click to expand...
Click to collapse
i always use titanium backup and dont have problems ..
andreas__ said:
i always use titanium backup and dont have problems ..
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Yeah, I think I will try with titanium next time I have to do this. Or maybe I will backup with both and compare the results...
I didnt have that problem, but once when I updated my phone through fastboot i backed up my apps and personnal data using my backup root, and my personnal data got corrupted so I couldnt restore it, thankfully all I had that mattered was my contacts and they were synced with my google account so it was no problem really, was just kinda annoyed.
Nearly all of the apps that I backed up which was on the SD card (using App2SD method), didn't even backup when it said it did. Lots of corruption going on.
jhonnyx1000 said:
Nearly all of the apps that I backed up which was on the SD card (using App2SD method), didn't even backup when it said it did. Lots of corruption going on.
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Was this also on MyBackup root? Now that I think of it, all my apps with corrupted data were also installed on SD card on previous rom.
cgx said:
Was this also on MyBackup root? Now that I think of it, all my apps with corrupted data were also installed on SD card on previous rom.
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No it's MyBackup Pro, it has root capabalities though.
I use Titanium Backup now.

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