[X-U] How do I clear Cache/Dalvik cache? - Sony Xperia P, U, Sola, Go

Hi, I know we shouldn't really need to do that, but in the last 24 hours my Xperia U has suddenly started lagging, before I wipe it or throw it at a wall I want to try wipe the cache/dalvik cache as it solves similar issues with my touchpad. What's the best way to do it as obviously stock recovery is none existent so we don't have the option there. I don't want to really flash CWM for this one task. I'm on ICS and rooted.
How would I go about doing it.
Thanks.

Go to /data/dalvik-cache and delete all files,NOTE: You will get few FCs during deleting but thats normal.
not 100% precent sure its that but i think it is
taken from here http://forum.xda-developers.com/showthread.php?t=1921540

That worked thanks, phone is nice and snappy again.

Me‎ said:
Go to /data/dalvik-cache and delete all files,NOTE: You will get few FCs during deleting but thats normal.
not 100% precent sure its that but i think it is
taken from here http://forum.xda-developers.com/showthread.php?t=1921540
Click to expand...
Click to collapse
How to change from one rom to another rom? For example, now my phone is on (Rom A) and if i want to flash (Rom B) how?
Should I just clear all the dalvik cache and then Flash the (Rom B) Or should I start over flash ICS and root again??
Sorry for my bad english
Xperia U (ICS) --> Root --> Custom Rom

Related

Migrating from Odex to Deodex

I want to move from stock odex ROM to a deoxed version. I am currently running odex rooted stock OTA 1.22.651.3 (from xHaus). Can I flash the deodexed ROM over mine without wiping? I know that I can TI Backup all of my apps if I need to wipe, but it would be simpler to flash over if possible.
Thanks.
tamas413 said:
I want to move from stock odex ROM to a deoxed version. I am currently running odex rooted stock OTA 1.22.651.3 (from xHaus). Can I flash the deodexed ROM over mine without wiping? I know that I can TI Backup all of my apps if I need to wipe, but it would be simpler to flash over if possible.
Thanks.
Click to expand...
Click to collapse
What's wrong with wiping and flashing if your apps are backed up? You will be in a world of hurt if you don't.......skies will fall, unicorns will die.....lol just force closes etc....so wipe .
Sent from my Transformer Prime TF201 using Tapatalk 2
There really is no reason not to wipe data when flashing a Rom. Really Bad idea not to.
Sent from my EVO using xda premium
neopolotin75 said:
What's wrong with wiping and flashing if your apps are backed up? You will be in a world of hurt if you don't.......skies will fall, unicorns will die.....lol just force closes etc....so wipe .
Click to expand...
Click to collapse
Things like contact linking are a pain to get right. There isn't a major problem with wiping; I was just asking to try to save myself some trouble if it was possible.
Wipe it is.
if your wanting to save yourself some trouble then always do a factory reset, wipe cache and dalvik cache. just a good way of making sure you always get a clean install. thats what i always do. and especially if im home on my wifi cuz all my apps and such download in about 3-4 mins and ur good.
tamas413 said:
Things like contact linking are a pain to get right. There isn't a major problem with wiping; I was just asking to try to save myself some trouble if it was possible.
Wipe it is.
Click to expand...
Click to collapse
Something like this was what I was about to say.
jsonger121 said:
if your wanting to save yourself some trouble then always do a factory reset, wipe cache and dalvik cache. just a good way of making sure you always get a clean install. thats what i always do. and especially if im home on my wifi cuz all my apps and such download in about 3-4 mins and ur good.
Click to expand...
Click to collapse
You're not saving yourself trouble, You're creating potential head aches in the future by not wiping. I always do a full wipe and I only use TB to restore a few apps like games that I don't want to lose data from. It takes a little longer but you'll have far less issues in the end. I'm convinced the majority of the issues people have in these rom threads are from just flashing without wiping anything and/or using TB to restore all apps + data.

Need help

Please I need help. I had Omega 9.1 installed but today I decided to add a theme (Vertumus ICS domination 1.1) and when I installed it something went wrong. Now it's telling me that systemui has stopped working also I can't transfer or get any files from the phone. CMW even says that it can't mount the internal sd card. Please I need info on what to do next. I want to if possible to not remove my data but if it's needed I will do it. I also wish to use omega again, what are the things that I have to do.
Thank you in advance !
Edit: What if I tried replacing the systemui.apk ?
Try flashing Omega again and immediatly wiping Cache and Dalvik Cache aswell as using Advanced->Fix permissions.
That may fix the issue.
d4fseeker said:
Try flashing Omega again and immediatly wiping Cache and Dalvik Cache aswell as using Advanced->Fix permissions.
That may fix the issue.
Click to expand...
Click to collapse
Thanks I somehow managed to make the phone download omega from bittorrent I will wait for it to download and try your method. It should save my files right, I mean data and apps ?
It actually worked. Thans a lot you are a life saver I was so scared that I wouldn't be able to bring back my phone

CM9, Wnamlite, Siyah Kernel Root nightmare

Hi all,
Was running CM9 rc1 with no problems then upgraded to RC2 then to CM9 nightly 20120804. Installed Siyah Kernel by flashing in CWM recovery and added a second ROM (winamlite). Now superuser says it is denied superuser permissions in CM9. It works fine in Winamlite though.
I have tried reflashing CM9 nightly which reinstalled the CM kernel which didn't help and then reflashed siyah kernel. Still no luck. Read quite a few posts and tried a lot but nothing does the trick (flashed latest superuser from CWM, wiped superuser data, tried to install root from within extweaks).
Can someone point me in the right direction to sort this please?
Thanks,
Max
emptybee said:
Hi all,
Was running CM9 rc1 with no problems then upgraded to RC2 then to CM9 nightly 20120804. Installed Siyah Kernel by flashing in CWM recovery and added a second ROM (winamlite). Now superuser says it is denied superuser permissions in CM9. It works fine in Winamlite though.
I have tried reflashing CM9 nightly which reinstalled the CM kernel which didn't help and then reflashed siyah kernel. Still no luck. Read quite a few posts and tried a lot but nothing does the trick (flashed latest superuser from CWM, wiped superuser data, tried to install root from within extweaks).
Can someone point me in the right direction to sort this please?
Thanks,
Max
Click to expand...
Click to collapse
Wipe cm9 completely, flash it again, flash Siyah kernel on cm9, and flash the same siyah zip for wanamlite
Try it and it should be working, I did something like this when I had this problem
Sent from my S II Monster
Nasty_z said:
Wipe cm9 completely
Click to expand...
Click to collapse
Do you mean factory wipe data/reset? Thought this might be the case and was trying to avoid it as had just got the phone set up how I want it. Saying that I am going to upgrade to the stable CM9 so now's as good a time as any.
If I am going to go through with this, is there a way to completely wipe ALL data from my phone? Everything from photos, emails, old app data etc. I have done a factory wipe before but it seemed to leave some files and folders on the phone. (or maybe my memory is failing me).
Looks like I have my weekend planned out for me then. If only the sun would bu99er off and let me geek out without the guilt...
Thanks for the help.
p.s. Sorry for posting this thread in the wrong place MODs and thanks for moving it.
emptybee said:
Do you mean factory wipe data/reset? Thought this might be the case and was trying to avoid it as had just got the phone set up how I want it. Saying that I am going to upgrade to the stable CM9 so now's as good a time as any.
If I am going to go through with this, is there a way to completely wipe ALL data from my phone? Everything from photos, emails, old app data etc. I have done a factory wipe before but it seemed to leave some files and folders on the phone. (or maybe my memory is failing me).
Looks like I have my weekend planned out for me then. If only the sun would bu99er off and let me geek out without the guilt...
Thanks for the help.
p.s. Sorry for posting this thread in the wrong place MODs and thanks for moving it.
Click to expand...
Click to collapse
So you wanna wipe your sdcard too? It's not necessary though it's of course possible. You gotta reboot in to recovery, wipe data/factory reset, go to mounts and storage, format /system, if you wanna wipe your sdcard, you click on Mount /sdcard and then click on format /sdcard.
After all that is done, now go to advanced and wipe dalvik cache and wipe battery stats.
Now your phone is completely wiped. Actually, wanamlite ROM would still stay. Like you said before, you've lost the ability to dual boot. That means that your kernel changed from siyah to cm9. To remove wanamlite too, you need to get siyah kernel (this can be done before doing the above or after doing the above) and then you need to boot in to recovery, dual boot options, remove 2nd ROM
Sent from my S II Monster
If you format /sdcard, 2nd ROM will not work since there are no data and cache images.
If you install WanamLite zip through dual-boot options, it will prevent from installing other kernel.
About wiping /data. After wiping, those folders will be created always when Android is running, cause they're necessary.
przemcio510 said:
If you format /sdcard, 2nd ROM will not work since there are no data and cache images.
If you install WanamLite zip through dual-boot options, it will prevent from installing other kernel.
About wiping /data. After wiping, those folders will be created always when Android is running, cause they're necessary.
Click to expand...
Click to collapse
Yeah I totally forgot to tell him that 2nd ROM won't be there if he wipes sdcard.
However, wiping /data will wipe the folders and again create the folders. It's true but the new folders won't have stuff from the previous ROM. So it's recommended when flashing a new ROM. Correct me if I'm wrong.
Sent from my S II Monster
Same delima
I am having the same problem.. When using siyah kernel n dual booting..
Primary Rom ressurection remix V2.5
Secondary Rom Salman Ics
now in the 2nd Rom.. It says superuser permmison denied.. Apparrntly no root access.. I instanlled EX TWEAKS.. N clicked "remove root" n then "auto install root at boot" so it should have installed root when i resarted but no luck..
Sumone plz help.. How to get root in the second rom?can i use one click root software?
I have never experienced this problem while dual booting.
You guys can try to Fix permissions of the affected ROM in recovery.
Swyped from my Samsung Galaxy SII

[Q] Vibration intensity controls in effective!

I am facing a strange issue in my GT-I9300 Baseband:I9300XXELLA, Build:JZO54K.I9300XXELLB after a software upgrade from 4.1.1 to 4.1.2. with the exception of some apps like watsapp and default system apps, messaging dialer etc etc. system vibration intensity settings do not work, they are max always.. like when ever i get msg or call on viber it vibrates with full intensity,irrespective of my phones vibration intensity settings. similarly if i use dialerone dialpad haptic feedback is operational, although its disabled. skype vibrates with full intensity also.. so on.. so here is wat i have done so far.. i was able to resolve the issue by downgrading to 4.1.1. but i think 4.1.2 feel lighter and faster.. i have tried re upgrading to 4.1.2 and reinstalling fresh apps.. (not restoring).. wiped cache and user data via power+homekey+ volume up button menu... nothing seem to work on 4.1.2.. so i was hoping if any of you folks could help me out.. it will be better if someone who knows where these system vibration controls reside and how can i reset them, to clean things which could be messing with vibration controls, answers me..
These are app problems not the phones problem.Can be caused by the restoreing of the data that the app has.Try booting to recovery and wipeing cache partition and dalvik cache and then go to advanced and fix permissions and reboot.Should clear up all bad data.
cooza said:
These are app problems not the phones problem.Can be caused by the restoreing of the data that the app has.Try booting to recovery and wipeing cache partition and dalvik cache and then go to advanced and fix permissions and reboot.Should clear up all bad data.
Click to expand...
Click to collapse
thanks cooza for the suggestion. i am having this issue with almost every app other than system apps.. it seems os is unable to override app settings...booting to recovery, wiping cache partion and dalvik cache etc ..can they be done without rooting the phone ?
phone.phreak said:
thanks cooza for the suggestion. i am having this issue with almost every app other than system apps.. it seems os is unable to override app settings...booting to recovery, wiping cache partion and dalvik cache etc ..can they be done without rooting the phone ?
Click to expand...
Click to collapse
Sure mate. If you boot to recovery you can wipe cache.To wipe data for each app one by one if you want you can do it in settings/application manager then select the app and wipe data if you know what app is causing the problem. For dalvik you will need root unless you can find a file manager from the play store that will do it.This can be a common problem when restoring data.That's why people root their phones to get this type of wipe access.It also allows a proper restore without data problems.
cooza said:
Sure mate. If you boot to recovery you can wipe cache.To wipe data for each app one by one if you want you can do it in settings/application manager then select the app and wipe data if you know what app is causing the problem. For dalvik you will need root unless you can find a file manager from the play store that will do it.This can be a common problem when restoring data.That's why people root their phones to get this type of wipe access.It also allows a proper restore without data problems.
Click to expand...
Click to collapse
but dude i have wiped everything other than dalvik cache.. only downgrading to 4.1.1 solves the problem.. but i want 4.1.2 cuz its faster...btw what do u mean by advanced options and fixing permissions? how can i do that... just to clarify again.. i have tried even manual fresh install of the apps after the upgrade and wiping cache's n user data....
Those extra settings you get when you root and install a custom recovery.They aren't available in the stock recovery.upgrading to 4.1.2 and restoring apps with data from 4.1.1 is obviously the problem seeing as they are different firmwares.it can be done though with root and a custom recovery.
cooza said:
Those extra settings you get when you root and install a custom recovery.They aren't available in the stock recovery.upgrading to 4.1.2 and restoring apps with data from 4.1.1 is obviously the problem seeing as they are different firmwares.it can be done though with root and a custom recovery.
Click to expand...
Click to collapse
i did not restore apps from backup of 4.1.1. i installed them fresh after upgrading to 4.1.2 and wiping chache and user data from the boot recovery option...so it seems there isnt much left other than trying the rooting path?
phone.phreak said:
i did not restore apps from backup of 4.1.1. i installed them fresh after upgrading to 4.1.2 and wiping chache and user data from the boot recovery option...so it seems there isnt much left other than trying the rooting path?
Click to expand...
Click to collapse
i rooted the phone. wiped cache, user data, dalvik and fixed permissions...all useless.. system vibration intensity level fail to override third party software's..haptic feedback and alert vibrations alert with full intensity... any other suggestion ?
It would have most probably not have happened if your phone was rooted in the first place.Then you make a backup of your apps + data with Titanium Backup.Its the best there is for this type of thing.Then when you flash the 4.1.2 (if its via kies you need to root again cos you loose it and if its via Odin its full wipe so you root and download Titanium first) you go to TB select the restore option and select "let me choose" and the phone will do it properly for you.
When dowmloading TB on a new firmware after a full wipe you will get a prompt asking to keep or accept the new android ID.Always restore the old one so you dont have problems with old backups and data.
Fixing these things before root is more difficult cos you already have the data backup.You may need to full wipe back to stock then root and try again.It depends on you if you want to try it installing some apps without data.Some like viber and FB dont need data for example as you can just sign back in.If you dont want to loose games data the just instll them.Viber,line,FB,WhatsApp can just be re-signed in and set up.
Seeing as they are the ones causing vibration errors then dont restore their data.
cooza said:
It would have most probably not have happened if your phone was rooted in the first place.Then you make a backup of your apps + data with Titanium Backup.Its the best there is for this type of thing.Then when you flash the 4.1.2 (if its via kies you need to root again cos you loose it and if its via Odin its full wipe so you root and download Titanium first) you go to TB select the restore option and select "let me choose" and the phone will do it properly for you.
When dowmloading TB on a new firmware after a full wipe you will get a prompt asking to keep or accept the new android ID.Always restore the old one so you dont have problems with old backups and data.
Fixing these things before root is more difficult cos you already have the data backup.You may need to full wipe back to stock then root and try again.It depends on you if you want to try it installing some apps without data.Some like viber and FB dont need data for example as you can just sign back in.If you dont want to loose games data the just instll them.Viber,line,FB,WhatsApp can just be re-signed in and set up.
Seeing as they are the ones causing vibration errors then dont restore their data.
Click to expand...
Click to collapse
i even tried that.no restoration from backup options.. (zero third party apps after upgrading to 4.1.2)..the moment i installed any third party app the issue came back again..n its for all the apps.. except the "watsapp".. i dnt knw y not watsapp ! i dont think its the problem with apps.. the interesting thing is.. if i create a keis backup from 4.1.2 along with the 3rd party apps,, after downgrading to 4.1.1 and restoring the backup from 4.1.2 does not create any problem..all settings seem to work fine as far as i am on 4.1.1..i think its the problem with OS which is unable to override its current notification/alert settings for 3rd party apps, instead it keeps them to max vibrations!..
If you upgraded via kies it may be that something didnt go completely right.You could always flash the same firmware or a 4.1.2 firmware for another region via Odin to see what happens.Also there are custom ROMs which take out all of these bugs that stock firmwares can sometimes have.
I can confirm an oddness with haptic feedback in 4.1.2 when compared to 4.1.1.
Seems like it's somewhat more intense in general.
In apps, such as emulators, that have the option to have vibration when pressing a button the intensity is too high, clearly not the one I have in my settings, which was at lowest.
Even if you disable it it'll be on when dragging icons etc.
I upgraded from 4.1.1 to 4.1.2 via Kies and did full reset to no avail.
My region update is Portugal and build JZO54K.I9300XXELLA. Other regions such as Nordic countries XXELL4 makes no difference, so I guess we'll have to wait for a fix.

Launcher fc

Hey,
Till today morning i have a weird problem:
I dont know why but the launcher keeps fc'ing the whole time...
Im on yoda s desense rom with nova launcher
Clearing cache does not help
Im not able to access settings ( no shortcut in status bar)
I dont have other launcher installed
Is there an easy way to solve the problem or do i have to flash another rom?
Due to not enough place on the sd card i dont have a copy of the rom or a backup( i know -.- deleted it the day before to make place for the new one)
Is there a way to clear the apps data via recovery or something similar?
If not i would just flash a rom later in the day, but it would be nicer to have a working backup^^
Quantenhall said:
Hey,
Till today morning i have a weird problem:
I dont know why but the launcher keeps fc'ing the whole time...
Im on yoda s desense rom with nova launcher
Clearing cache does not help
Im not able to access settings ( no shortcut in status bar)
I dont have other launcher installed
Is there an easy way to solve the problem or do i have to flash another rom?
Due to not enough place on the sd card i dont have a copy of the rom or a backup( i know -.- deleted it the day before to make place for the new one)
Is there a way to clear the apps data via recovery or something similar?
If not i would just flash a rom later in the day, but it would be nicer to have a working backup^^
Click to expand...
Click to collapse
Clear data.Factory reset in recovery. (I think) will help ya out
Try just clear cache and dalvik first..
AW: Launcher fc
Cache and dalvik didnt help , already tried :/
I know data wipe would help, but i hoped there would be a way with keeping my data ^^
Is it possible to install another launcher with adb?
I mean an apk file on the pc ^^ is there a command for that?
Quantenhall said:
Cache and dalvik didnt help , already tried :/
I know data wipe would help, but i hoped there would be a way with keeping my data ^^
Is it possible to install another launcher with adb?
I mean an apk file on the pc ^^ is there a command for that?
Click to expand...
Click to collapse
adb install whateverlauncher.apk
Sent from my PG86100 using Tapatalk 2
AW: Launcher fc
Thx

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