[Q] Nexus One not start after root... - Nexus One Q&A, Help & Troubleshooting

Hi all,
I have a big problem. I have my old Nexus One that never I root or modify. Today, after more than 1 year of use and reading various root guides I decide root my phone. My phone are updated from Google to 2.3.3 and say that is version GRI40. After finish all process of root the phone boot perfect and run perfect. Later I install also the Recovery-RA to can make backups, etc.
After this the phone not boot any more... Keep frozen at main screen with the big "X" and the padlock at bottom.
I can´t use any more my phone... any ideas or help? I forget one step?
I can boot perfect and run the Recovery(*) mode with Recovery-RA and all these options of this application.
All help are welcome!
THANKS!
(*) Recovery version is: RA-Passion-v2.2.1

Try flashing a new ROM, it sounds like it got corrupted when you installed RA. If you made a backup try restoring it, if not just do a factory reset and flash whatever ROM you pick.
Edit: You might also get more help if you ask in the Nexus forum.

OK, thanks!. I make a nandroid backup, that is the first that I try restore, but this not work. Now I try download any other. You know if exist exactly the same 2.3.3 that I have unmodified on my phone before I install RA? Thanks again!

There might be, just search for "stock ROM" in the nexus forum.

Thanks dbz!, I already use the GRI40_rooted_deodexed_busybox_apps2sd.zip that I found here and run again!!!
One more question: if I like on next update receive the update from Google that automatically update my phone like in the past before root, I can?

If you want to get an update from google you'll have to unroot. Usually when an update is released it isn't too long before a rooted version is released so just be patient.

You don't have to unroot the phone to get and install the OTA's in the future.
But when you apply a stock update you will loose root.
Sent from my Nexus One using XDA App

Related

Newbie Friendly How To's w/ Instructional Videos

Hello,
Thought I'd share the updated How To's we have up on the site. All complete with easy to follow videos for newbies.
How To Setup ADB -
http://theunlockr.com/2009/10/06/how-to-set-up-adb-usb-drivers-for-android-devices/
How To Load a Theme -
http://theunlockr.com/2009/10/15/how-to-load-a-theme-on-an-android-phone/
How To Flash a New Recovery Image -
http://theunlockr.com/2009/10/15/how-to-flash-a-new-recovery-image-if-you-are-already-rooted/
How To Switch to a Different SD Card (for use with Swap, Hero ROMs, etc.) -
http://theunlockr.com/2009/10/15/ho...-android-when-using-swap-hero-and-or-apps2sd/
How To Backup/Restore Your Android Phone -
http://theunlockr.com/2010/02/06/how-to-backup-and-restore-your-android-phone/
Nexus One How To's -
How To: Root the Nexus One (Updated 01.11.10)
http://theunlockr.com/2010/01/02/how-to-root-the-nexus-one/
How To: Load a Custom ROM on the Nexus One (Updated 1.11.10)
http://theunlockr.com/2010/01/08/how-to-load-a-custom-rom-on-the-nexus-one/
Want HTC Sense UI (HTC Desire ROM) on Your Nexus One? Ok, no problem.
http://theunlockr.com/2010/02/20/want-htc-sense-ui-htc-desire-rom-on-your-nexus-one-ok-no-problem/
Hope these help people! Enjoy!
For a list of all our How To's (w Videos) sorted by Phone go here -
http://theunlockr.com/how-tos/android-how-tos/
very helpful. we should merge with the newbie tutorial
This has been posted before, but still very useful info.
Awesome thanks! A little confusing with so much info all over the place. This sticky will help a bunch of people .
Excellent to have all these in one place, thanks!
I want to say thank you for this! It has helped me a lot.
Beauty!!! Good work!!
Great work, much appreciated. Although, after reading lots and following the forums, I have a few questions:
With the one-click root app listed in the wiki, will I still need to unlock the bootloader to flash a new radio? I'm hearing great things about updating to the new radio but it's also the riskiest thing you can do with the nexus in terms of bricking danger. I'm not a TOTAL newb: I did root and mod my old G1 but the N1 is different in that it cost $350. So the stakes have changed.
I know that it's possible to one-click root and still load CM6, which I plan on doing, but in the CM6 installation instructions, it lists "update radio...if necessary." How do I even know what radio I have or if it needs updating? This all of course without unlocking bootloader, hopefully. I want to keep my warranty; I paid top dollar for this thing!
Put simply, can I update my radio successfully and safely with the "one-click root" method, and if I can't, can I load CM6 without updating the radio.
Thanks so much in advance, and I apologize for being so gun-shy.
By the way, my about phone stats:
Build: FRF91
Kernel 2.6.32.9-27227
Android version 2.2
Love froyo!
how to root N1
hello i need some help how to root my N1
Don't worry, it's easy =].
Download One-Click Root and drop the .apk on your SD card, or email it to yourself. If you go the SD card route, you will need to install ASTRO File Manager to navigate to the root application. Install One-Click Root and run it, it takes about a second and will install BusyBox and Superuser IIRC.
Congrats, you have rooted your phone! You can now install apps that need root, such as Titanium Backup, SetCPU, and many others. Try searching the market for 'Nexus One Root' and check out here for a great list of root apps.
Install ROM Manager from the Market if you want to try out other ROMs. Remember to always make backups!
Have fun!
All these assume Windows, what about OS X and Linux?
Take Apart Videos
What will you do when your phone gets crazy? yes, send the phone back to repair center if it is still under warranty. what if it is out of warranty, and it is so expensive to repair it? or there are just some tiny problems and you just want to fix it by your self? yes, you may feel impulsed to take apart your phone by yourself and figure out what the hell the problem is. if you decide to do this, here are some wonderful take apart videos that may bring you some help. The nexus one take apart video is also included:
globaldirectparts.com/product-p/taprtvdo009.htm
S-Off
Hi,
This is a great sticky to have, but I have noticed it's missing out on something, and I couldn't find that despite using search on the forum. How to gain S-Off on Nexus One? Or is S-Off even required to get write access to /system partition the way it is required on some other Android devices including the Nexus One clone HTC Desire?
Rooting for Mac Users
I was also wondering about how to root if you have a Mac. Everything I see is for someone running windows and now that 2.2.1 is out the one click apps do not work. Advice?
Changing Splash Screen
Hi,
I wanted to change the default 'X' splash screen on nexus one. I had read that S-Off is necessary for that but I am not able to find a method that works for nexus one, can someone please help?
Thanks
followed all the steps to root the nexus one and then go to the last step which is to install the .bat file.... the command prompt pulls up and says <waiting for device> it says its unlocked but the apps needing root privileges says the device isnt rooted could someone please help me!?
i am running off the manual 2.3.3 update if that matters.
thanks for the info helped me alot.
This is outdated. I have Android OS 2.3.4 and from what I have read around root is only possible when downgraded. Please post a new video showing how to root N1 with 2.3.4.
Oh and try to keep the music on the low this time?
Does my Nexus One need to be S-OFF?
I am in the process of trying to install a new ROM (Cyanogen).
My N1 is unlocked and rooted. But I cant seem to get far. My research & understanding is that I need S-OFF
Currently it is -- NEXUSONE PVT SHIP S-ON
This article doesnt concur http://forum.xda-developers.com/showthread.php?t=700673
(now closed so I can't continue this thread)
I am now using ROM Manager premium but still cant get a new ROM installed.
Help?
The N1 is different from most phones. S-OFF is not needed to make the necessary changes to flash the bootloader, radio, recovery, or the system partition. So continue on with the next steps (which is to probably flash a custom recovery, then boot into that and flash CM and gapps).
If you stick with ROM Manager, flash the custom recovery, and then reboot and make sure it is there... then boot back into Android and use ROM Manager to flash CM (make sure you check the gapps box).

Non-public froyo build updating issues

My phone is running build FRF33B (googling this build number returned no results at all). It was a non public build. I got the phone from Adobe as part of a (kongregate) promotion to get flash developers to edit some games so they could run on froyo, and hence I really don't know what was done to the phone before I got it (there's an unlocked symbol when it boots, and even though it's a t-mobile nexus I'm using it on AT&T's network).
FRF33B is nice and usable (but full of minor bugs which get irritating after a while), and I'd really like to update to the latest stable build, but it's not receiving any of the OTA updates, and trying to install any manually gives me a package signing verification failure.
Does anyone here know how I can update the phone? Do I need to downgrade it somehow? Do I need to root it? Any help would be appreciated.
Downgrade to erd79 would be my best suggestion and it will update to frf91 I hope that helps and if u need a update zip let me know and I can email it to u
Sent from my Nexus One using XDA App
Or just unlock your phone, put a custom recovery, and install whatever ROM you want. Look at the sticky in the development section for details.
Option 3: Search around for the FRF91 Universal update.zip, copy it to your SD card, and flash it via stock recovery.
rohandhruva said:
Or just unlock your phone, put a custom recovery, and install whatever ROM you want. Look at the sticky in the development section for details.
Click to expand...
Click to collapse
ok I've done this, and flashed the universal FRF91, now the phone is stuck on the animated X, is this normal? Do I just have to wait or did I do something wrong?
edit: it looks like it just rebooted itself.... still not getting past the animated x part though
edit: wiped the phone and tried again, now it works... got to set up everything on the phone again though and download my apps again... oh well. thanks for the help

Troubles Unrooting/Removing Clockwork URGENT!

Here's the story:
A while back, I rooted my Nexus One without unlocking using the bait and switch method, and had been using various custom ROMs.
Recently, the power button hasn't been working well, so I called HTC to get a swap. Obviously, before sending my phone back, I need to unroot it.
I tried to restore my phone using the method in the XDA guides, but it hung on each step, and it didn't actually do anything. So, I flashed the non-rooted stock ERE27 through ROM Manager (this, I suspect was a huge mistake.)
Now, I have an rooted phone, that fails on any update attempt and so is stuck on 2.1, and worse, Clockwork Recovery is still on there. I've tried to unroot my phone again using both the bait and switch method, and the freenexus method, but both have run into errors. I've also tried installing Universal Androot and clicking Unroot, but it just tells me my phone isn't rooted.
So, I can't root my phone to attempt to flash the recovery, and I can't find a way to remove Clockwork Recovery, but I need to send this phone back to HTC within the next 7 days, or else I'm gonna be out $530.
Any ideas?
First: hate to be a douche, but someone's gotta say it: this is the wrong subforum for a question thread. Take a quick glance over the rules stickied at the top of the forum. There's a Q&A forum for things like this.
Second: HTC has typically honored the warranty for known hardware problems (of which the power button is probably the biggest) even for unlocked/rooted devices. They find for me, no problems. So relax.
Last, try using ClockworkMod recovery to flash CM 6 stable, then from that ROM, try flashing back to stock recovery. After that you should be able to flash a stock OTA ROM. You can't change recovery without root access, which you can't get on a stock ROM. So you have to change recovery first. And on your new phone, you should really just fastboot OEM unlock. Trying to deceive HTC makes them not want to give us this option anymore.
Yup no worries I had to send mine in because the trackball got stuck and they got it under warranty ... I had my phone running a custom recovery and rom and they didn't even ask about it.

Brand new nexus one owner!

Hi. I have what seems like a rooted nexus one and I've been getting notifications for 2.2.1 update but keeps aborting when I attempt to. I don't care so much about this upgrade as I'm waiting for the gingerbread but would this problem also continue when gingerbread OTA appears?
Sent from my Nexus One using XDA App
Yes. If you want to receive OTA - you need to restore to stock recovery.
I barely got my N1 yesterday I didn't feel like been stuck in a 2 year plan for the nexus s I didn't think it was worth it. Any how Any tips on what should I do to my Nexus 1? is it worth rooting it and also I been looking for a carbon fiber case but can't find one
Options
If you update to a more recent version of custom ROM they have edited it to prevent the OTA notifications. If you can live with it for now then just update to a custom Gingerbread ROM you will be good to go. Otherwise I agree you have to restore to stock recovery.
Jack_R1 said:
Yes. If you want to receive OTA - you need to restore to stock recovery.
Click to expand...
Click to collapse
thanks. How do I restore to stock recovery?
I wouldn't normally disagree with Jack, but if you have a stock ROM, I would say that if you can look in your cache folder on the phone and find the update zip. Move the update to SD, and then flash through your custom recovery.
Depending on which recovery you have you may have to toggle signature verification...
Sent from my Nexus One using XDA App
Thanks danger-rat. I am very new to the smart phone world and to be quite honest with you not very savy when comes to tech related stuff. I came across this phone from craigslist which apparently is a dev edition phone and the only thing I know regarding this phone is build number frf91 kernel 2.6.32.9-27227-g3c98b0d android [email protected]#1.
The only thing I want to do is able to upgrade my phone OTA when it comes available.
Please provide detailed explanation if you don't mind as to how to do just that.
Thanks in advance
Lots of reading to do before you decide on anything.
http://wiki.cyanogenmod.com/index.php?title=Main_Page
http://en.wikipedia.org/wiki/Nexus_One
After researching, I believe my nexus is actually not rooted because I don't see any padlock when rebooting my phone so I'm wandering why when I do get the notification for update 2.2.1 it keeps aborting.....?
Padlock denotes an unlocked bootloader, which doesn't mean you are our aren't rooted, it just means you have more options to install your OS.
Rooting can be checked by opening terminal emulator apps, and typing "su" - if the prompt changes from $ to #, then you're rooted(i.e. You have root access to the file system).
Update requires stock recovery to update automatically, but you can install manually with a custom recovery.
If you really want just stock, the easiest way is to follow the unroot/restore guide in the wiki, but you will lose your data and settings...
http://forum.xda-developers.com/wik...des_&_Tutorials#Unroot_.2F_Restore_your_Nexus
If you want to keep your data, I can post other options...
Sent from my Nexus One using XDA App
Thanks. I'll try it.

Need help from Root Froyo user

Hey all so I currently have an unlocked bootloader, rooted Nexus One still running the Stock Froyo 2.2.2. and I decided to finally upgrade to the OTA Gingerbread update but have a problem.
The OTA update restarts my phone with a triangle with an "!" inside it and an Android next to it, so I decided to try a manual update as described here.
Everything went well until the installation itself, during the install I kept getting some sort of error stating Twitter.apk in the system directory could not be authenticated.
So here's the problem, with Titanium Backup I made the stupid mistake of uninstalling it and not backing it up when I first rooted a while ago. I thought I could just reinstall it from the market but I get the same error. The only solution I can think of is if someone running a Nexus One Stock Froyo could possibly send me the Titanium Backup files of Twitter, hopefully this would make it work, otherwise I don't think I could ever update.
Since your bootloader is unlocked, you can use fastboot to install a custom recovery and then flash whatever you want (including a stock image)...
Sent from my Nexus One using XDA Premium App
danger-rat said:
Since your bootloader is unlocked, you can use fastboot to install a custom recovery and then flash whatever you want (including a stock image)...
Sent from my Nexus One using XDA Premium App
Click to expand...
Click to collapse
Thanks for the response, but I'm having trouble figuring some of this stuff, after spending some time with the search option here in XDA:
1. I don't the difference between custom recovery and flashing an image.
2. I can't find a simple stock Gingerbread image (thought its called ROM?) Details in posts tend to be vague for people that are learning this stuff, like me.
3. Many people have written to use Amron_ra 2.2.1 but I don't know the specifics of each ROM are (ex. if its Froyo based, Gingerbread based, etc.)
4. Would using ROM Manager be a good method to use any ROM or is it limited?
I'm essentially looking for an effective method to upgrading to a clean Gingerbread, since doing it the normal way won't work on my phone (as stated in my first post).
1 - Recovery, bootloader, and 'ROM' are two different partitions on you phone. Once you break security on one, you can use it to break the security on the other. In your case, the security on your bootloader is broken (unlocked), so you can use it to install new software on the other partitions.
2 - See bullet 4 on the first post of this thread:
http://forum.xda-developers.com/showthread.php?t=1005591
3 - For recovery you have 2 choices, Amon Ra or Clockwork, If you go with Clockwork, I recommend you stay away from 3.x versions. Unless the ROM you want to install says otherwise, either of these recoveries will work.
4 - ROM Manger will work. It's an easy way to achieve results, but unless you know what you are doing, it's also an easy way to screw things up.
I suggest you take it a step at at a time, and really understand what you are doing. Reading the wiki is always a good start, then ask specific questions...
http://forum.xda-developers.com/wiki/index.php?title=File:Nexus_One.png
Thanks Danger, I made the jump to Cyanogen 7, RC-4 via ROM Manager and couldn't be happier! Only problem is the known audio bug for Nexus One (person on other end of a call hears a lot of static sometimes, and have to recall them). The forced apps2sd is by far my most favourite feature, especially since the N1 internal space is pretty horrible, I've moved most of my apps2sd and haven't had any problems thus far.
Thanks for recommending CM7, I just wish their website listed the full features for newbies like me.
Thanks danger-rat http://www.nexusoneforum.net/forum/...lick-doesnt-work-gingerbread-2.html#post93952
I downgraded my gingerbread to froyo
Was pulling my hair out with a lame guide in the general section
Congrats!!
Sent from my Nexus One using XDA Premium App

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