[Q] After flash purity rom , it takes forever to first boot up? - Nexus 5 Q&A, Help & Troubleshooting

Already wipe Factory data, successfully flash purity ROM and gaps. After reboot. It stuck on the logo for 20 mins..... .and now still loading....
I already reboot the phone. Re flash the ROM again twice but the same thing happened
It's it normal? ?

Finally it takes over 50 mins but still in the four color circles.... I reboot and restore backup from cwm. (Lucky I backup before flash!!)
I am running on stock rom with franco r16 kernel.
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I did not have a issue flashing latest purity clean install. Maybe a bad download/md5...

A bad download can finish installation also ?
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did you wipe data/factory reset before flashing? you have to..

First install was a dirty flash but second time already wiped.
Do I need to wipe dalvik cache also ?
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Yes if you only did Data...

if you were already on purity than a dirty flash will suffice.
if you were not on purity then you need to perform a full wipe (data, system, dalvik, cache).
EDIT: i had typed full backup above. i obviously meant full wipe.

Thx .
So I need to "wipe data / factory reset" & "wipe dalvik cache " in cwm recovery , then flash new purity rom
Will it erase my files in sd storage ? eg mp3, jpeg movies ?
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patkylie said:
Thx .
So I need to "wipe data / factory reset" & "wipe dalvik cache " in cwm recovery , then flash new purity rom
Will it erase my files in sd storage ? eg mp3, jpeg movies ?
Sent from my Nexus 5 using xda app-developers app
Click to expand...
Click to collapse
make a backup. make sure you have a copy of everything you want to save/keep on your computer. full wipe (twrp = data, system, dalvik, cache. cwm = wipe data, wipe cache, wipe dalvik, format /system). flash rom and gapps.
when you're coming from the stock firmware or a different rom, you have to perform a full wipe before flashing.

Use all yours methods. (Wipe issues) And still not able to boot up. Not the issue of gapps. Coz I only flash the purity rom, and reboot, but still stuck in the four color circle for over 15 mins.
Finally I decided to give up and return to stock ROM.
Sent from my Nexus 5 using xda app-developers app

Same Issue.
OMG! I though I was the only one facing this issue.
This has happend to me exactly as mentioned on the first post.
I was using purity Rom from 08/01 build & with every update I never had any problem But recently I decided to erase everything & do a factory Image procedure which obviously erases everything.
So after factory image I wanted to return to purity Rom & got stuck on booting logo for ever.
I followed the steps exactly the same as mentioned in above post.

Related

[Q] CM7 with gapps built in?

Hi all,
on my very first flash of CM7, I had to install gapps. All worked well and I was happy.
Since then, every time I flash CM7, I get gapps already installed (yes I wiped all, yes I cleared dalvik cache, I even did the lock/unlock thing in order to clear all data).
I somehow get the feeling that my flashes are not a "clean" install.
did anyone else experience this as well?
thanks...
On your first time on CM7, wipe everything, flash cm7, flash gapps. When you want to update cm7, jus wipe cache and dalvik, then flash the updated cm7. No need to reflash gapps, no need to do a full wipe either.... unless you want to.
-Nexus S
So you mean that from now on. Gapps will always be installed? Even after full wipe/ factory settings?
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asafru said:
So you mean that from now on. Gapps will always be installed? Even after full wipe/ factory settings?
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
That's not what he meant. He meant that if you are upgrading CM7, you do not need a full wipe at all.
But after a full wipe your Gapsps should be gone. It's weird that it is still there after a wipe. :S
It's still there after a wipe... is there a way to make sure I full wipe correctly?
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asafru said:
It's still there after a wipe... is there a way to make sure I full wipe correctly?
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
Wipe Factory/Dalvik/Cache: Full Wipe
Wipe Factory: Removes Apps + Settings
Wipe Dalvik/Cache: Wipes the cache but your apps + settings remain.
Wiping factory will delete your Gapps.
Proper way to flash CM7:
1. Wipe Factory/Dalvik/Cache
2. Flash CM7
3. Flash Gapps
4. Flash Kernel (Optional)
5. Reboot
Proper way to upgrade
1. Wipe Dalvik/Cache (Optional)
2. Flash Kernel (Optional)
3. Flash CM7
3. Reboot
asafru said:
So you mean that from now on. Gapps will always be installed? Even after full wipe/ factory settings?
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
Upgrading to newer versions will now keep all your data in tact, so gapps will be there etc.
great, I think it's all sorted out now.
just one question though, I've read that CWM dalvic cache wipe doesn't work. Is that true?
If so, what is the best way to wipe dalvic cache and do factory reset (fastboot/adb commands are also welcome..)
asafru said:
great, I think it's all sorted out now.
just one question though, I've read that CWM dalvic cache wipe doesn't work. Is that true?
If so, what is the best way to wipe dalvic cache and do factory reset (fastboot/adb commands are also welcome..)
Click to expand...
Click to collapse
It works. Somebody confirmed this, the error that pops up during CWR is SD EXT.
You can check for yourself, run a logcat (search the forum) while the phones booting.

How should you flash a rom and a kernel?

What are the steps should u flash a kernel right after you flash a from or should you reboot then flash the kernel thanks for your help!
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Hi There,
I always flashed the kernel right after flash the rom and haven't got any issues.
For a new rom, data factory reset, format /system and format /boot then flash straight away most of the time. For an upgrade, only wipe cache and dalvik cache.
For a kernel it depends, but generally just cache and dalvik cache will be fine.
Wipe cache and Dalvik cache before flashing ROM as well. I do wipes 2 or 3 times..
Sent from my Nexus S 4G using XDA App
I always do a double wipe before flashing any new rom and do a dalvik/cache-wipe before flashing a new kernel
For that i use the attached filed. Just flash via recovery (any). Helps to do it a little bit faster like doing in manual

[Q] custom ROM boot problem!

Hey everyone,
I'm a new-by to the tech world. I have a "google nexus s" running on ICS 4.0.4, I recently rooted my phone, flashed clockworkmod recovery and tried to install CM9 on my device. After the installation was completed through the clockworkmod, the boot image had showen up and continued to boot throughout the night and never showed up the home screen nor did the custom ROM open itself.
Can anyone give me a lil help as to about what this problem is or the reason why this is happening?
Any help would be really appreciated.
Thanx!
Did you do a full wipe and cache wipe? My suggestion is to do that and reinstall. You could also try a different ROM.
But wouldnt I loose my phone data if I do that?
Sent from my Nexus S using xda premium
i'm having the same problem for every ROM i try on my phone! what to do?
You have a bootloop, this appears because of kernel (boot.img) problems and/or inconsistent cache.
Please wipe/erase cache and Dalvik cache (this can be found in the Advanced menu). Wiping cache partition and Dalvik cache won't erase your personal data.
Make sure the previously flashed CM zip contained a boot.img file. If not, please flash a proper/recommended boot.img (kernel; which is in a zip file) or another rom (with boot.img).
When you flash a new rom over your stock.. first make a backup, then you need to wipe data, cache and dalvik cache..
Sent from my Nexus S using XDA app
Got a backup and mods are running cool! Thanx for the help!
Sent from my Nexus S using xda premium

[Q] Bootloop for unknown reason after install CM11 M3 :/

Hi, I'm using Google Nexus 5 from LG Electronics.
Model number in box says it's LG-D821.
Anyway, I'm having trouble with installing CyanogenMod11 on my Nexus 5.
It's not the fist time I installing after-market firmwares in Android device.
I unlocked bootloader via fastboot, installed latest ClockWorkMod non-touch recovery.
Then I installed CyanogenMod11 with ADB sideload, wiped out my data(a factory reset) just for sure.
Also, Installed Google Apps from goo.im/gapps.
I thought it was done, so I rebooted my phone. But it bootloops for 10 minutes.
Checked MD5...nothing is wrong. Downloaded the latest CM11 nightly...bootloop!
What should I do?
I think the order is:
- factory reset
- flash cm
- flash gapps
- reboot
just make sure you have everything backed up (especially EFS backup off the phone - read about it). you could then go back to stock (by flashing factory image), do a full stock boot, copy the CM nighly zip, go back to boot loader flash the recovery of your choice, and follow the cm flashing guide from the internal memory.
YB EDISON said:
Hi,
Then I installed CyanogenMod11 with ADB sideload, wiped out my data(a factory reset) just for sure.
Also, Installed Google Apps from goo.
Click to expand...
Click to collapse
Try to install with zip "choose zip from sd card" it may be solved....and again wipe data-cache-dalvic-cache
Sent from my Nexus 5
OK, I'll try that
rahil3108 said:
Try to install with zip "choose zip from sd card" it may be solved....and again wipe data-cache-dalvic-cache
Sent from my Nexus 5
Click to expand...
Click to collapse
I tried wiping data, cache.
Dalvik-cache is included in data, (/data/dalivk-cache).
You don't have to wipe it manually if you wiped data partition.
I'll try installing CM11 using choose zip from sd card.
Thanks!
YB EDISON said:
I tried wiping data, cache.
Dalvik-cache is included in data, (/data/dalivk-cache).
You don't have to wipe it manually if you wiped data partition.
I'll try installing CM11 using choose zip from sd card.
Thanks!
Click to expand...
Click to collapse
I know that when u wipe data/factory reset automatically cache and dalvic cache got wiped but most of devs suggest to wipe them manually cause u dont know whether recovery is stable or not ...so i wipe my data-cache-dalvic cache manually and it works with me every time
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If your using a custom kernel make sure its caf I had the same issue didn't know
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Also ensure you're flashing the correct version of gapps
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What to wipe in TWRP

I feel my Nexus 5 is laggy and I would like to try and wipe my caches in TWRP. What partitions should I select out of the 5 available? Dalvik cache and cache only? I don't wanna lose anything.
Then you really only want to wipe the caches anything more and you will have to re flash a rom
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Yup. What you said. Also go settings/storage and clear cache there too
Sent from my Android 5.0 Nexus 5
I had a similar issue and ended up doing the following; android backup 1st, did a wipe to system, data, dalvik and cache, then installed in my case Lollipop by doing fast boot to system and boot img's. Then flashed chainfires su kernel for root. But you can also always flash stock. I also flashed the new L radio. None of this cleared my sd data. Then it let me install all my apps again, the ones I didn't want I x'ed in My Apps, Google Play while they were coming back down. It took about an hour to get to where I liked it. I left my custom recovery alone, wanted to keep TWRP. That cleaned up my N5 pretty well and its rocketing along.

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