My phone is not booting up.. Please Help - Optimus One, P500, V General

My phone is not booting up.. What has happened to my cell phone.??
I did not do anything for this to occur It was actually ON. I had not restarted or even shut it down when i used it few mins back.. When i returned to it now it was showing the Boot screen, I had no idea of what to do. Just removed and re-inserted the battery.
Now the Phone gets stuck at this command as below !!
Fastboot mode started
udc_start()
--suspended --
What to do.? Please Help.

http://forum.xda-developers.com/showthread.php?t=1088046

I am using the OpenOptimus Rom 2.202.1 and clockworkmod recovery.
The Mobile was in charging state when this happened. It noticed it was in boot screen so i removed the charger and then removed the battery and restarted.
Now should i reflash usign KDZ or is it possible to revive my system back to normal without reflashing.??

clawsright said:
I am using the OpenOptimus Rom 2.202.1 and clockworkmod recovery.
The Mobile was in charging state when this happened. It noticed it was in boot screen so i removed the charger and then removed the battery and restarted.
Now should i reflash usign KDZ or is it possible to revive my system back to normal without reflashing.??
Click to expand...
Click to collapse
follow the link provided by sweetnsour u will get ur phn back to life

I followed the steps given on that thread
My pc shows new device found ANDROID. Device is not getting detected
But on this step in cmd
fastboot erase recovery
it shows < waiting for device >

i too got such problem.
while holding down back +Vol down connect your phone to pc .It will enter into emergency mode.Then your Computer might detect it.

Can anyone of u help me ???? My phone is still stuck with Fastboot mode

Basically on a windows machine you download kdz updater and uncompress it as it is a zip file.
Download from here.
This is what I did on an xp laptop.
I had to down load the drivers from the official lg site. when here you enter the code that is on the box the phone came in or under the battery.
Chose the your county and laguage from the drop down box at the top right of the dialogue box. Then from the middle you can choose the drivers. For some reason I had to find the files and click on them to install the driver.
Ok once you decompress kdz updater there are three seperate files to work with. 1. windows enabler. 2. msxml.msi 3.KDZ_FW_UPD.exe
You will also need to download the right file to restore with,You can find it with google.
Please check here the The_ERROR thread wich explains it very well:
[ROMS] Original LG Firmware list.
Install msxml now.
Now you have to boot the phone into rescue mode. On Lg Optimus One turn phone off even if it means taking out the battery.
Press power - volume up - back (this button is next to the home button).
Connect to usb now.Computer found new hardware and installed four drivers.
Then open device manager. Left click my computer - properties - device manager. You need to disable the lg modem driver. Left click on it and disable.
Now launch kdz updater. There will be a drop box on left set to 3gspt or similiar. on the right drop box set to diag. The long box just above the info box with a file at the side lets you browse to find restore file. e.g. V10a.00.kdz.
Double click the button below and let it do it's thing. Took 15min. My phone shut down and came up with an error at the last minute. Anyway I rebooted and all was good.
Everything was the way I left it. Just had to re-root.
My only real problem was getting the kdz installer to see the phone.
After installing the drivers restart pc. If it finishes quickly and just before saying finished it says phone not found try removing all phone related drivers including nokia pc suite and the lg suite and remove and reinstall the drivers.
Hope this is of some help to you.

Finally, Recovered my phone by flashing KDZ through Emergency mode.. No other method worked..

clawsright said:
Finally, Recovered my phone by flashing KDZ through Emergency mode.. No other method worked..
Click to expand...
Click to collapse
I told you. Nothing else would work.

royal.tarun said:
My only real problem was getting the kdz installer to see the phone.
Click to expand...
Click to collapse
I had the same worries coz my pc did not detect my device at all..
I was trying to get pass the Fastboot mode.. But in the cmd when i tried to erase and re-install recovery it said waiting for device.. Luckily and finally after many tries i could enter emergency mode. Only then the phone got detected but fastboot didnot work there.. The Only way out was to Do the KDZ flash. I flashed the indian GB V20b and did a hard reset now. Flashed recovery and for now have left it with the stock rom..
I wonder now this problem arises due to custom roms.
---------- Post added at 02:03 PM ---------- Previous post was at 01:59 PM ----------
Is the fastboot mode the so called "Brick-ing" of mobile device.?

clawsright said:
I had the same worries coz my pc did not detect my device at all..
I was trying to get pass the Fastboot mode.. But in the cmd when i tried to erase and re-install recovery it said waiting for device.. Luckily and finally after many tries i could enter emergency mode. Only then the phone got detected but fastboot didnot work there.. The Only way out was to Do the KDZ flash. I flashed the indian GB V20b and did a hard reset now. Flashed recovery and for now have left it with the stock rom..
I wonder now this problem arises due to custom roms.
Is the fastboot mode the so called "Brick-ing" of mobile device.?
Click to expand...
Click to collapse
this problem was cuz didn't perform the steps carefully.
This can called bricking but not fully . As it can be recovered.
Bricking is when your phone is as useless as a brick.

Related

not starting after booot in recovery

i flashed clockworkmod recovery from rom manager and then tried to boot in recovery but the p500 stuck on lg logo.
i tried to remove battery and then placing again but it wasn't starting.
pls help me i think my phone is brick or something like that
can you try what you find here: http://androidforums.com/getitnowmarketing/330813-all-one-recovery-thread.html
I've experienced the same thing long back, it happens when recovery gets damaged...don't worry, the phone is not bricked...I recovered it by flashing back official firmware by using KDZ...
I'm assuming, u r not able to go to recovery either...r u?
yes i'm not able to go to recovery
to use kdz, pc is required but, when i tried to connect the phone to pc using usb cable it wasn't regonised. what to do
dmayurx said:
yes i'm not able to go to recovery
to use kdz, pc is required but, when i tried to connect the phone to pc using usb cable it wasn't regonised. what to do
Click to expand...
Click to collapse
Try the 8th point mentioned in the post...
Code:
http://forum.xda-developers.com/showthread.php?t=883314
dmayurx said:
i flashed clockworkmod recovery from rom manager and then tried to boot in recovery but the p500 stuck on lg logo.
i tried to remove battery and then placing again but it wasn't starting.
pls help me i think my phone is brick or something like that
Click to expand...
Click to collapse
well lgmdp is the best and the safest method to get ur phn back to life http://forum.xda-developers.com/showthread.php?t=1324105
folow this to flash recovery http://forum.xda-developers.com/showthread.php?t=1318750 just be sure to enable usb debugging on phn before flashing any recovery via clockwork or even lgmdp
shhbz said:
well lgmdp is the best and the safest method to get ur phn back to life http://forum.xda-developers.com/showthread.php?t=1324105
folow this to flash recovery http://forum.xda-developers.com/showthread.php?t=1318750 just be sure to enable usb debugging on phn before flashing any recovery via clockwork or even lgmdp
Click to expand...
Click to collapse
My phone is stuck on LG logo. that means my android isn't booting. so, my point is how can i turn ON USB Debugging.
and the other thing is i installed my phone drivers to pc(win 7 32 bit) but my phone was not recognized so, how can I use the tools like KDZ updater or LGMDP.
Thanks for the reply dude
dmayurx said:
My phone is stuck on LG logo. that means my android isn't booting. so, my point is how can i turn ON USB Debugging.
and the other thing is i installed my phone drivers to pc(win 7 32 bit) but my phone was not recognized so, how can I use the tools like KDZ updater or LGMDP.
Thanks for the reply dude
Click to expand...
Click to collapse
u can use kdz with the emergency mode...nothing to do with the USB debugging...the problem is the phone is not recognized...try many times with the "shaking technique"...it will work for sure, it worked for me...
dmayurx said:
My phone is stuck on LG logo. that means my android isn't booting. so, my point is how can i turn ON USB Debugging.
and the other thing is i installed my phone drivers to pc(win 7 32 bit) but my phone was not recognized so, how can I use the tools like KDZ updater or LGMDP.
Thanks for the reply dude
Click to expand...
Click to collapse
well i am saying that be sure to enable usb debugging in future for the time just use the method to revive your phn back ,when ur phn is on just be sure usb debugging is enabled and than flash recovery using any method u r comfortable with, use the lgmdp method its safe and kdz flashing is used the shaking method when the phn is in dead condition as ur phn boot to lg logo so the lgmdp method will work even the kdz but the later one is bit risky.
Get lgdmp (firmware flasher) on PC
Link: http://*******/5v3zU
Open lgdmp.exe
Disable LG modem
Device manager -> modems
Go to emergency mode first.
For that:
Power off phone (even if by taking out battery) -> keep press volume up+back button and press power button.
Now u will enter emergency mode
In lgdmp click select port
Phone will be detected automatically -> press connect
Close the pop-up window that shows to select image file
Backup NV
Tools -> NV backup
Download recovery
Link: http://*******/5v3tT
Unzip the downloaded recovery into a folder
Open the extracted folder as the image folder in lgdmp
It will show some errors. Don't mind and just close the image selection window
Now press download in main window of lgdmp
It will flash recovery to the phone
After its complete u can boot to recovery by keycombination menu + volume down when pressing power button
Hope it will help
Edit: xda don't allow adfly links so download files from http://lg-p500-optimusone.blogspot.in/p/flashing-custom-recovery-cwm-from-lgmdp.html
Sent from my LG-P500 using XDA
God! What the hell are you doing!
Do you even know what happened to your phone; No!
So don't go for anything
You got your CWM 5.0.2.7 corrupted while flash
So just boot into fastboot mode and flash CWM 5.0.2.0 via fastboot method
@All here: If anyone of you, could please link him to fastboot unbrick method from Bytecode's repo
By the way. What ever you try but KDZ and LGPMD won't recogonise your phone
So no chance to use it
Most probably he will be confused like hell by seeing all those answers like
Go for lgmdp no go to kdz no phone bricked ma money oh GOD.. :banghead:
Am not spamming by the way lol........
doppelgänger said:
Get lgdmp (firmware flasher) on PC
Link: http://*******/5v3zU
Open lgdmp.exe
Disable LG modem
Device manager -> modems
Go to emergency mode first.
For that:
Power off phone (even if by taking out battery) -> keep press volume up+back button and press power button.
Now u will enter emergency mode
In lgdmp click select port
Phone will be detected automatically -> press connect
Close the pop-up window that shows to select image file
Backup NV
Tools -> NV backup
Download recovery
Link: http://*******/5v3tT
Unzip the downloaded recovery into a folder
Open the extracted folder as the image folder in lgdmp
It will show some errors. Don't mind and just close the image selection window
Now press download in main window of lgdmp
It will flash recovery to the phone
After its complete u can boot to recovery by keycombination menu + volume down when pressing power button
Hope it will help
Edit: xda don't allow adfly links so download files from http://lg-p500-optimusone.blogspot.in/p/flashing-custom-recovery-cwm-from-lgmdp.html
Sent from my LG-P500 using XDA
Click to expand...
Click to collapse
still phone stucks on lg logo.
nothing happens when I press the Vol up + return button.
i tried without emergency mode but it won't help
DJoptimus-One said:
God! What the hell are you doing!
Do you even know what happened to your phone; No!
So don't go for anything
You got your CWM 5.0.2.7 corrupted while flash
So just boot into fastboot mode and flash CWM 5.0.2.0 via fastboot method
@All here: If anyone of you, could please link him to fastboot unbrick method from Bytecode's repo
Click to expand...
Click to collapse
Is this what ur talking about i found this
http://forum.xda-developers.com/showthread.php?t=1088046
it isn't from bytecode(u may know this)
no following codes were shown on my screen
Symptom
You tried flashing a custom recovery like ClockWorkMod or Thunderg, or you flashed an incorrect ROM, and when you rebooted, it showed this screen:
Code:
fastboot mode started
udc_start()
DJoptimus-One said:
God! What the hell are you doing!
Do you even know what happened to your phone; No!
So don't go for anything
You got your CWM 5.0.2.7 corrupted while flash
So just boot into fastboot mode and flash CWM 5.0.2.0 via fastboot method
@All here: If anyone of you, could please link him to fastboot unbrick method from Bytecode's repo
Click to expand...
Click to collapse
I found this too a "FastBoot Tutorial"
http://forum.xda-developers.com/showpost.php?p=15122833&postcount=100
after select port nothing appears in new window
dmayurx said:
Is this what ur talking about i found this
http://forum.xda-developers.com/showthread.php?t=1088046
it isn't from bytecode(u may know this)
no following codes were shown on my screen
Symptom
You tried flashing a custom recovery like ClockWorkMod or Thunderg, or you flashed an incorrect ROM, and when you rebooted, it showed this screen:
Code:
fastboot mode started
udc_start()
Click to expand...
Click to collapse
Completely switch off your phone
Press Power + Home button
It will boot into fastboot mode and then just follow the method as shown on the thread (link that you mentioned)
Make sure to download 5.0.2.0 CWM recovery image from here
Two things that i wanna advise you about
1) Read that thread very carefully, understand what you are doing and follow each and every command.
2) Make sure to rename the download *.img file to recovery.img
Note that .img is the extension and not to be included in name
I'm sure this will help
Once done, type in fastboot reboot and wait for the phone to boot to the previous instance, where the phone was before this happened
Avoid using 5.0.2.7; its buggy
dmayurx said:
I found this too a "FastBoot Tutorial"
http://forum.xda-developers.com/showpost.php?p=15122833&postcount=100
after select port nothing appears in new window
Click to expand...
Click to collapse
Don't use this. Use the previous link you mentioned
DJoptimus-One said:
By the way. What ever you try but KDZ and LGPMD won't recogonise your phone
So no chance to use it
Click to expand...
Click to collapse
The same thing happened with my phone too, but I was able to revive it by kdz, flashing back stock froyo...and carried out the entire step again...anyway thanks for mentioning a faster technique...may come handy in future
kiran2cy said:
The same thing happened with my phone too, but I was able to revive it by kdz, flashing back stock froyo...and carried out the entire step again...anyway thanks for mentioning a faster technique...may come handy in future
Click to expand...
Click to collapse
Nice to hear that it helped others out too
I suffered from this about 20 times but it took me 2 minutes to recover back

my phone dosent get out to Software Upgrade Mode

I've been trying to flash my p768 for JB V20A VIETNAM. i used V20A TELCEL, MEXICO Before this flashing.
So I started flashing the KDZ file, followed all the necessary steps and finally when the process is at 15 percent, flashing stopped saying there is a problem with communication between cell phone and pc.
So i did the workoaround, remove the usb cable and wait for at least 10 secs and reconnect, then waited for all the drivers to install. After restarting the whole process it got stack still at 15 percent. Now I cannot get out of Software update mode even if I remove the battery and start the device again.
also i use Following method. and it dosent work. and at 15 percent, flashing stopped saying there is a problem with communication between cell phone and pc Again.
method:If you were on JB, the phone won't be recognized on "S/W Update" screen by the offline method. You must use the online method :
- Remove the lines you put in your "hosts" file ("127.0.0.1 csmg.lgmobile.com" and "127.0.0.1 csmgdl.lgmobile.com") then reboot your computer
- Connect your phone (on the "S/W Update" mode)
- Directly start "B2CAppSetup.exe" : it should detect your phone
- Click on "Customer Support" then "Recovery Phone" (see screenshot on http://forum.xda-developers.com/show....php?t=2217710)
- Wait and pray... It can be long because it downloads the last KDZ file from official LG servers.
plz help meeee
saman_z1384 said:
I've been trying to flash my p768 for JB V20A VIETNAM. i used V20A TELCEL, MEXICO Before this flashing.
So I started flashing the KDZ file, followed all the necessary steps and finally when the process is at 15 percent, flashing stopped saying there is a problem with communication between cell phone and pc.
So i did the workoaround, remove the usb cable and wait for at least 10 secs and reconnect, then waited for all the drivers to install. After restarting the whole process it got stack still at 15 percent. Now I cannot get out of Software update mode even if I remove the battery and start the device again.
also i use Following method. and it dosent work. and at 15 percent, flashing stopped saying there is a problem with communication between cell phone and pc Again.
method:If you were on JB, the phone won't be recognized on "S/W Update" screen by the offline method. You must use the online method :
- Remove the lines you put in your "hosts" file ("127.0.0.1 csmg.lgmobile.com" and "127.0.0.1 csmgdl.lgmobile.com") then reboot your computer
- Connect your phone (on the "S/W Update" mode)
- Directly start "B2CAppSetup.exe" : it should detect your phone
- Click on "Customer Support" then "Recovery Phone" (see screenshot on http://forum.xda-developers.com/show....php?t=2217710)
- Wait and pray... It can be long because it downloads the last KDZ file from official LG servers.
plz help meeee
Click to expand...
Click to collapse
use offline flashing, or CWM restore
cgigate said:
use offline flashing, or CWM restore
Click to expand...
Click to collapse
offline flashing dosent work.
how does CWM restore??
when i turne on or connect battery to my phone Software update mode is appear. help plz
saman_z1384 said:
offline flashing dosent work.
how does CWM restore??
when i turne on or connect battery to my phone Software update mode is appear. help plz
Click to expand...
Click to collapse
Download a cwm rooted backup from this link http://forum.xda-developers.com/showthread.php?t=2136204, copy it to your sd card, access recovery and after doing wipes restore from external sd card. If you have any problem say it here.
hugoglezp said:
Download a cwm rooted backup from this link http://forum.xda-developers.com/showthread.php?t=2136204, copy it to your sd card, access recovery and after doing wipes restore from external sd card. If you have any problem say it here.
Click to expand...
Click to collapse
my phone didnt root so i dont have cwm. and it shows just Software Upgrade Mode screen when turn on it. and dosent get out this mode.
. so how i use cwm rooted backup??
saman_z1384 said:
my phone didnt root so i dont have cwm. and it shows just Software Upgrade Mode screen when turn on it. and dosent get out this mode.
. so how i use cwm rooted backup??
Click to expand...
Click to collapse
forget about cwm,
hard/factory reset your phone ; turn it off, press vol- & home & power on
remove all lg drivers and software etc, reboot pc and install lg pc suit , try recovery from there
Lelus said:
forget about cwm,
hard/factory reset your phone ; turn it off, press vol- & home & power on
remove all lg drivers and software etc, reboot pc and install lg pc suit , try recovery from there
Click to expand...
Click to collapse
in try to to hard factory reset when i hold turn on Software update mode appear quicly!! and when i'm holding it for 10 seconds my phone go to turn off.
does it mean hard reset applied?
saman_z1384 said:
in try to to hard factory reset when i hold turn on Software update mode appear quicly!! and when i'm holding it for 10 seconds my phone go to turn off.
does it mean hard reset applied?
Click to expand...
Click to collapse
you are in upgrade mode, you need flash kdz directly. i killed my phone many times.
if you still not get , sold as "none working for parts on eBay "
Sent from my LG-E970 using Tapatalk HD
any body help mee???? :|
The LG Update Tool can install latest drivers for you: did you properly install them ? If your phone can start in "S/W Update" mode, the online unbricking method should work, that's why I think you have a driver issue. Did you also try on another computer with another Windows version ? (the most "driver friendly" version would be a Windows XP at least on SP2).
OperationNT said:
The LG Update Tool can install latest drivers for you: did you properly install them ? If your phone can start in "S/W Update" mode, the online unbricking method should work, that's why I think you have a driver issue. Did you also try on another computer with another Windows version ? (the most "driver friendly" version would be a Windows XP at least on SP2).
Click to expand...
Click to collapse
yes i try by 3 cpmputer. they have win 7. but it doesnt fix
1: download and unpack xufix.7z
2: use this guide to fastboot your phone, follow what sguerrini97 wrote in 1st post rather than what omap4boot app says
3: run start.bat as administrator
4: put your phone into sw upgrade mode - turn it off, remove battery , hold vol+ and power and plug the usb cable ,"S/W Upgrade" will appear on the screen after a few seconds, put battery back in.
5: use online or offline method to flash any kdz for 768
Lelus said:
1: download and unpack xufix.7z
2: use this guide to fastboot your phone, follow what sguerrini97 wrote in 1st post rather than what omap4boot app says
3: run start.bat as administrator
4: put your phone into sw upgrade mode - turn it off, remove battery , hold vol+ and power and plug the usb cable ,"S/W Upgrade" will appear on the screen after a few seconds, put battery back in.
5: use online or offline method to flash any kdz for 768
Click to expand...
Click to collapse
tnx lelus. i hope it work
same problem with P769
Will watch this fix for results. I have same issue with P769 which has been stuck in s/w upgrade loop after offline server crashed. was at point of 12 bin files in appdata phone folder when server stopped.
Lelus said:
1: download and unpack xufix.7z
2: use this guide to fastboot your phone, follow what sguerrini97 wrote in 1st post rather than what omap4boot app says
3: run start.bat as administrator
4: put your phone into sw upgrade mode - turn it off, remove battery , hold vol+ and power and plug the usb cable ,"S/W Upgrade" will appear on the screen after a few seconds, put battery back in.
5: use online or offline method to flash any kdz for 768
Click to expand...
Click to collapse
when i run start.bat and plug the usb cable. that says flash x-loader p1.bin <waiting foe device>
and Nothing happen anymore
saman_z1384 said:
when i run start.bat and plug the usb cable. that says flash x-loader p1.bin <waiting foe device>
and Nothing happen anymore
Click to expand...
Click to collapse
you have to fastboot your phone first then run start.bat
Lelus can you please post theses files for P769 I have T-Mobile V20D USA stuck in s/w ugrade mode? Many thanks and I hit the button.
dish53 said:
Lelus can you please post theses files for P769 I have T-Mobile V20D USA stuck in s/w ugrade mode? Many thanks and I hit the button.
Click to expand...
Click to collapse
http://forum.xda-developers.com/attachment.php?attachmentid=1971743&d=1368878496
When I fastbooted I get LG logo screen in reverse - which is something different from s/w upgrade I had before -- but then I open cmd prompt and run start.bat I get waiting for device
dish53 said:
When I fastbooted I get LG logo screen in reverse - which is something different from s/w upgrade I had before -- but then I open cmd prompt and run start.bat I get waiting for device
Click to expand...
Click to collapse
you need to install fastboot drivers twice, once before you run the omap4fastboot and again after running it when you see that mirrored fastboot text

[q] softbricked? i think?

So I recently wanted to load a custom rom on my p769.
Unfortunately, I tried to flash a rom without actually having the bootloader unlocked (thought i did?)
Now i'm forever stuck at the "LG Security Error" screen.
I can't seem to do anything else! :'(
The only other mode I can boot into is S/W update screen (holding volume up and plugging in usb cable).
I tried to get to another mode I read about (vol up + vol down then plug usb cable for "download" mode, to no avail)
Anyway, once I do get it into sw update mode, I can't seem to do anything either way, when i try to list adb devices, none are listed, when i try to use lg mobile tool, it never connects, when i try to use kdz offline update tool, it doesn't see the phone, it just keeps trying to connect, the log freaks out at "_IsConnectedPhone Call", and just keeps trying to "connect" to phone but can't
Am I totally screwed here?
What can I do? Any help appreciated!
rotatorkuf said:
So I recently wanted to load a custom rom on my p769.
Unfortunately, I tried to flash a rom without actually having the bootloader unlocked (thought i did?)
Now i'm forever stuck at the "LG Security Error" screen.
I can't seem to do anything else! :'(
The only other mode I can boot into is S/W update screen (holding volume up and plugging in usb cable).
I tried to get to another mode I read about (vol up + vol down then plug usb cable for "download" mode, to no avail)
Anyway, once I do get it into sw update mode, I can't seem to do anything either way, when i try to list adb devices, none are listed, when i try to use lg mobile tool, it never connects, when i try to use kdz offline update tool, it doesn't see the phone, it just keeps trying to connect, the log freaks out at "_IsConnectedPhone Call", and just keeps trying to "connect" to phone but can't
Am I totally screwed here?
What can I do? Any help appreciated!
Click to expand...
Click to collapse
You're on JB, right? KDZ offline flash tool cannot detect phone in JB. you have to flash ICS x-loader/u-boot then that tool can detect your phone. please visit http://forum.xda-developers.com/showthread.php?t=2292828
For LG mobile support tool problem, it need to download rom from LG server. Have you remove/comment 1-2 line that you add to hosts file? You said it never connect that mean it don't see your phone?
artit said:
You're on JB, right? KDZ offline flash tool cannot detect phone in JB. you have to flash ICS x-loader/u-boot then that tool can detect your phone. please visit http://forum.xda-developers.com/showthread.php?t=2292828
For LG mobile support tool problem, it need to download rom from LG server. Have you remove/comment 1-2 line that you add to hosts file? You said it never connect that mean it don't see your phone?
Click to expand...
Click to collapse
I've tried this as well, but I don't know if i'm doing it correctly
I installed the 'drivers' it needs (following the readme file) when it shows the "unknown/other" device (the part where you have to catch it in device manager).
After this, I run the start.bat, enter 5 and hit enter, i unplug my phone and hit any key, then i plug it in as it says and it does it's thing, then i wait for 4 seconds when it begins to say "waiting for device", i put my battery in and it just stays there, waiting for device
Can you help me figure this out? Am I doing something wrong?
rotatorkuf said:
I've tried this as well, but I don't know if i'm doing it correctly
I installed the 'drivers' it needs (following the readme file) when it shows the "unknown/other" device (the part where you have to catch it in device manager).
After this, I run the start.bat, enter 5 and hit enter, i unplug my phone and hit any key, then i plug it in as it says and it does it's thing, then i wait for 4 seconds when it begins to say "waiting for device", i put my battery in and it just stays there, waiting for device
Can you help me figure this out? Am I doing something wrong?
Click to expand...
Click to collapse
Please read these three link
http://forum.xda-developers.com/showpost.php?p=44578108&postcount=34
http://forum.xda-developers.com/showpost.php?p=44653501&postcount=55
http://forum.xda-developers.com/showpost.php?p=43642515&postcount=21
kuma82 said:
Please read these three link
http://forum.xda-developers.com/showpost.php?p=44578108&postcount=34
http://forum.xda-developers.com/showpost.php?p=44653501&postcount=55
http://forum.xda-developers.com/showpost.php?p=43642515&postcount=21
Click to expand...
Click to collapse
i think i'm making some progress, thanks for helping so far!
anyway, i'm able to get fastboot on my phone (i think?), the screen on the phone shows the flipped LG logo and at the top right it says 2.0 fastboot (flipped of course)
but, what am i supposed to do here?
i see the 2 omap devices listed on my device manager
whenever i try to run the kdz offline flash tool (if i'm using the right one), it still doesn't detect the phone as connected, doesn't even try, just errors and tells me to connect to usb port and restart or exit
what am i supposed to do once i'm in fastboot recovery for my phone?
should i comment out the 2 listings i added to the hosts file? should i NOT be running shttps app? which kdz offline flash tool should i be using? (currently trying: UpTestEX_mod2_marwin.exe)
rotatorkuf said:
i think i'm making some progress, thanks for helping so far!
anyway, i'm able to get fastboot on my phone (i think?), the screen on the phone shows the flipped LG logo and at the top right it says 2.0 fastboot (flipped of course)
but, what am i supposed to do here?
i see the 2 omap devices listed on my device manager
whenever i try to run the kdz offline flash tool (if i'm using the right one), it still doesn't detect the phone as connected, doesn't even try, just errors and tells me to connect to usb port and restart or exit
what am i supposed to do once i'm in fastboot recovery for my phone?
should i comment out the 2 listings i added to the hosts file? should i NOT be running shttps app? which kdz offline flash tool should i be using? (currently trying: UpTestEX_mod2_marwin.exe)
Click to expand...
Click to collapse
You should run start.bat and select flash ICS u-boot/x-loader for P769
When it finish, reboot you phone to S/W update mode and try to use UpTestEX_mod2_marwin.exe to flash your P769 kdz again to restore your phone.
Maybe I miss something about P769 model, please search in FAQ forum many people have this issue, and most of them have fixed it.
artit said:
You should run start.bat and select flash ICS u-boot/x-loader for P769
When it finish, reboot you phone to S/W update mode and try to use UpTestEX_mod2_marwin.exe to flash your P769 kdz again to restore your phone.
Maybe I miss something about P769 model, please search in FAQ forum many people have this issue, and most of them have fixed it.
Click to expand...
Click to collapse
you guys are awesome!
finally got my phone back on rooted firmware
now to unlock the bootloader

How to fix partion problem !

How to fix partion problem !!!
After countlss hours of messing with the LG P769 This is how i got into S/W mode to work !:laugh:
ASSUMING you know how to install fastboot drivers there are instructions on the forum ...so follow those guide note fastboot drivers work best on windows 7 windows 8 was giving me hard time ...
1.install fastboot drivers
2.run lelus script at the same time hold vol+ button once the script shows the OMAP device close the script and immediately put the battery back in .The LG phone will boot into S/W mode !
Make sure you write down your imei or serial number AND make sure battery is fully charged . then
Now simply use the LG software tool or the KDZ offline flasher look around the forum for how to guides
Thats it
tawhid111 said:
How to fix partion problem !!!
After countlss hours of messing with the LG P769 This is how i got into S/W mode to work !:laugh:
ASSUMING you know how to install fastboot drivers there are instructions on the forum ...so follow those guide note fastboot drivers work best on windows 7 windows 8 was giving me hard time ...
1.install fastboot drivers
2.run lelus script to get into fastboot at the same time hold vol+ button once the script shows the OMAP device close the script and immediately put the battery back in .The LG phone will boot into S/W mode !
Make sure you write down your imei or serial number AND make sure battery is fully charged . then
Now simply use the LG software tool or the KDZ offline flasher look around the forum for how to guides
Thats it
Click to expand...
Click to collapse
So you solve it! :good:
:/
tawhid111 said:
How to fix partion problem !!!
After countlss hours of messing with the LG P769 This is how i got into S/W mode to work !:laugh:
ASSUMING you know how to install fastboot drivers there are instructions on the forum ...so follow those guide note fastboot drivers work best on windows 7 windows 8 was giving me hard time ...
1.install fastboot drivers
2.run lelus script at the same time hold vol+ button once the script shows the OMAP device close the script and immediately put the battery back in .The LG phone will boot into S/W mode !
Make sure you write down your imei or serial number AND make sure battery is fully charged . then
Now simply use the LG software tool or the KDZ offline flasher look around the forum for how to guides
Thats it
Click to expand...
Click to collapse
Still unable to do it, when I plug the cable holding vol+ it just reboot normally :/
foreverman said:
Still unable to do it, when I plug the cable holding vol+ it just reboot normally :/
Click to expand...
Click to collapse
Then try enter in lelus fastboot mode, ad then flash x-loader, uloader, boot.img and recovery.img from stock rom for your device type model. Then repeat steps 1 and 2
Where can I find the lelus script?
Sent from my Note II
Sorry for reviving such an old thread, but oh well...
Your procedure doesn't seem to work with my device. Just to make sure we are using the same driver packages, can you post a link to the fastboot driver you have successfully used?
My L9 is always showing this "partition doesn't exist" error message, no matter what I try. Lelus's script seems to do the job and the phone is detected as a fastboot device, and can even be detected in LG Flash Tool (using a 910K cable), but flashing will stop after a little over 2 minutes, because the phone disconnects. During all of my attempts, the screen stays black.
Any hint?
ciccillover said:
Sorry for reviving such an old thread, but oh well...
Your procedure doesn't seem to work with my device. Just to make sure we are using the same driver packages, can you post a link to the fastboot driver you have successfully used?
My L9 is always showing this "partition doesn't exist" error message, no matter what I try. Lelus's script seems to do the job and the phone is detected as a fastboot device, and can even be detected in LG Flash Tool (using a 910K cable), but flashing will stop after a little over 2 minutes, because the phone disconnects. During all of my attempts, the screen stays black.
Any hint?
Click to expand...
Click to collapse
Then you need a Technician with a Octopus Box to repair your partition table...
ciccillover said:
Sorry for reviving such an old thread, but oh well...
Your procedure doesn't seem to work with my device. Just to make sure we are using the same driver packages, can you post a link to the fastboot driver you have successfully used?
My L9 is always showing this "partition doesn't exist" error message, no matter what I try. Lelus's script seems to do the job and the phone is detected as a fastboot device, and can even be detected in LG Flash Tool (using a 910K cable), but flashing will stop after a little over 2 minutes, because the phone disconnects. During all of my attempts, the screen stays black.
Any hint?
Click to expand...
Click to collapse
Can you boot into recovery? We now have a custom recovery for locked bootloaders (and CM roms). If you can get into recovery, I would try some adb commands to mount the partitions.
No, no recovery. Just to make sure that I'm not doing it wrong, what is the key combination to boot to recovery?
I have also tried:
Code:
fastboot boot some_recovery_image.img
It says ok, but the phone just hangs at the black screen and becomes undetectable as a fastboot device, until I pull the battery. So, unless the some_recovery_image.img is unsuitable for my P760 (which may be!), there is something seriously wrong I think.
Or maybe I can try the same command with the custom recovery for bootloader locked phones... Where can I find it?
ciccillover said:
No, no recovery. Just to make sure that I'm not doing it wrong, what is the key combination to boot to recovery?
I have also tried:
Code:
fastboot boot some_recovery_image.img
It says ok, but the phone just hangs at the black screen and becomes undetectable as a fastboot device, until I pull the battery. So, unless the some_recovery_image.img is unsuitable for my P760 (which may be!), there is something seriously wrong I think.
Or maybe I can try the same command with the custom recovery for bootloader locked phones... Where can I find it?
Click to expand...
Click to collapse
Your EMMC partition is wiped or fried... you really need a JTAG service or a Box like octopus because your L9 is Hard-bricked...
Thanks for your opinion. Yet, I still want to hear from others.
I'm running into more and more problems with the L9 as their me grows.
-Fastboot doesn't work under Windows 8.1 and 10, but under the now obsolete(for me) Windows 7, unlike my other devices, which are fine with Win 10.
-ADB seems to work, but requiring the device to be still able to boot.
-I always boot to recovery from within Android as long as the L9 ain't bricked. After a failed rom install, during which the sd card failed(could no longer write or be formatted afterwards, the last time stamps of files and folders were set during the failed install) I discovered a problem with TWRP(Artas182x's and Edwin's), which may have been present since a long time: Trying to invoke TWRP via keypress will brick the device!
So, if my P760 no longer boots, there's only download mode available, sort of the final line of defense.
-There's sort of a trick if even download mode fails: After a failed attempt unplug phone, force switch-off, if the phone is in brick state. Then switch on, force switch-off again, and only then attempt download mode again. And have patience while holding down the vol button, it might take up to 20 seconds for the phone to switch itself on into download mode. (A single forced powerdown will cause Fastboot NOT to work the next time)
But I'm absolutely clueless about the recovery issue, for now TWRP is semi-working, can only be accessed via Android, as long as the phone is fully working.
W/o Fastboot, I now have flashed stock rom several times and rooted it with Kingo rooter just to be able to run Flashify to install TWRP. If Flashify is the culprit for the TWRP issues, I could need a recommendation for a better working app.
ciccillover said:
Thanks for your opinion. Yet, I still want to hear from others.
Click to expand...
Click to collapse
Tried OMAP flasher ? It needs memory configuration file in order to work with our device
No, I didn't. I have sold the phone for spares.
Inviato dal mio LG-D855 utilizzando Tapatalk
I never needed the OMAP drivers and tools. As they are ancient, they will probably make even more problems with newer Windows versions.
I could by no means invoke Fastboot on this device with Windows 8.1 and 10, Seven worked. So you had to go for Download Mode instead to recover to stock rom, then root with the Kingo tool, then install TWRP via Rashr or Flashify, the most time consuming way to recover from the frequent bricks.
And the LG Flash Tool 2014 always needed several attempts to get the job done. The latest official recovery tool from LG works in D/L Mode, but will always download the rom image anew.

[Q] Stuck at LG logo

Hi all!!
Yesterday i tried to install android 4.4 but the procces didnt succeed, it stuck at. LG boot logo. So i decided to restore my backup in ckockworkmod,it started the process then stopped at the phase "restoring /system" . I waited about a half hour, and because it didnt take the much time before, i took out the battery. I read somewhere that formatting the system partition in cwm could help, so i did that. Then i retried restoring my backup. It stuck at the same phase. Later i downloaded the official kdz, and decided to flash it. I could bring the phone in update mode, but the process stopped at 15% at lg update manager.
At the moment i can get into clockworkmod, but cant restore /system . The update mode is also okay. I dont know that fastboot works or not. I havent tried it yet. Please help me thanks in advance
@trapistasajt
You will need to get fastboot working and use lelus's fastboot script to flash the "u" and "x" loaders for the device and then perform the offline or online flash
http://forum.xda-developers.com/showthread.php?t=2292828
Also as you found out you cannot flash custom roms without ulocking the bootloader first and you cannot use the L9 CWM bootstrap recovery for Locked Bootloaders, too flash custom roms.
try this online flash methode with B2CAppSetup
http://forum.xda-developers.com/showthread.php?t=2085344
i had the same probleme and i fixed it .
My bootloader is unlocked. I tried the fast boot method, but it doesnt go further than "Waiting for omap...." . So, i couldnt go into fastboot (probably my fault). Yesterday i sent it to the service. If they notice that my varranty is void (because of the unlocked bl) and send it back, i will try it once more. I would be very thankful if someone could write a noob friendly-fastboot guide. As i read, lots of people are struggling with the same problem. Thanks in advance!!!
You have to use LGMobile Support Tool (Install drivers from it first) Then enter in download mode conecting the phone to pc pressing vol+ and the rest its automatic.
jufece said:
You have to use LGMobile Support Tool (Install drivers from it first) Then enter in download mode conecting the phone to pc pressing vol+ and the rest its automatic.
Click to expand...
Click to collapse
I installed the drivers but it didnt work
trapistasajt said:
I installed the drivers but it didnt work
Click to expand...
Click to collapse
what happened??
jufece said:
what happened??
Click to expand...
Click to collapse
It didnt go further than searching for "omap device", so i couldnt load fast boot, as i said. my phone is still in the service
If they 'll send it back to me, because of unlocked bootloader, i wil try it once more. Any suggestions?
trapistasajt said:
It didnt go further than searching for "omap device", so i couldnt load fast boot, as i said. my phone is still in the service
If they 'll send it back to me, because of unlocked bootloader, i wil try it once more. Any suggestions?
Click to expand...
Click to collapse
I dont know about fastboot.
LG Mobile support tool let you download the correct drivers. Then connect your phone while u keep pressing vol+ and it enters in SW Upgrade mode. Then just click "additional features" and "upgrade error recovery"
jufece said:
I dont know about fastboot.
LG Mobile support tool let you download the correct drivers. Then connect your phone while u keep pressing vol+ and it enters in SW Upgrade mode. Then just click "additional features" and "upgrade error recovery"
Click to expand...
Click to collapse
Thanks! What should i do after that? Or it will automatically flash v20h on my phone?
trapistasajt said:
Thanks! What should i do after that? Or it will automatically flash v20h on my phone?
Click to expand...
Click to collapse
It shows something about firmware ir will restore. Ir will flash the latestbfirmware from original carrier release.
For example i actuallybhave v20L but my original carrier only released v10a. It will restore to v10a
None of them works, other ideas?
This fastboot method worked for me in 5 min, pay close attention to the instructions and it works!
http://androidforums.com/optimus-l9-all-things-root/807569-guide-security-error-fix.html
Spent days with LG update tool which if you read the log has no url for files to download.
Good luck!
I got my phone back from the service. They didnt repair it, because my varranty is void. I tried the methods mentioned above.
First, I tried flashing kdz, (with the solution for post-jb problem), but i couldn't get into S/W mode, which was available before the service.
Second, since i couldn't load S/W mode, the LG upgrader wasn't successfull, too
Third, fastboot still not work.
I am sure, that im not the only person with this problem, since it happened during installing @artas182x 's JB 4.4 rom. Please @artas182x or somebody write a noob-friendly guide/suggestion which may help to unbrick my beloved phone. Thanks!!!!!

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