Issues with flashing TWRP to tablet

talion777

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Jul 15, 2014
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I am trying to go through the process of flashing a custom recovery so that I can get off of stock and on to a custom rom. I have gone through the following steps:

1) downloaded the latest drivers
2) downloaded the latest version of fastboot
3) downloaded twrp 2.8.1.0 and checked the MD5 for the program
4) enabled the usb debugging, signed on as an administrator in my pc, and am using a 2.0 usb port
5) have verified the conenction between tablet and PC.

I get the following result:

C:\>fastboot devices
15C3E100910000000XXXXXXXX fastboot (I edited out a few numbers and replaced them with with x's, but got a pure result)

C:\>fastboot -i 0x0B05 flash recovery twrp.blob
target reported max download size of 643825664 bytes
sending 'recovery' (7024 KB)...
OKAY [ 0.964s]
writing 'recovery'...
OKAY [ 0.241s]
finished. total time: 1.213s

C:\>fastboot reboot
rebooting...
finished. total time: 0.021s


The recovery is not actually flashing over to the device. When I attempt the flash I do a fastboot reboot and power down afterwards, then try to boot back up to the recovery and instead I get the bried vision of the android and the blue bar underneath before it's promptly replaced by the dead android. The twrp.blob file is in the same directory as fastboot. I have tried deleting and re-downloading both the blob file and the drivers. I have tried using 2.8.0.1 and 2.8.1.0. Because TWRP wasn't working I tried flashing CWM and got exactly the same result. There doesn't seem to be an issue with the cable, since I can move other forms of data between the devices with no issue. I'm beating my head against the wall here, and am hoping that you guys might be able to provide me with some direction as to what else I might try/look for. Thanks all.
 
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talion777

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Jul 15, 2014
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Are you sure you are using the correct recovery for your device? There is no version of TWRP that works with the TF701T.
I had been advised that the version for the TF700 would also work with the TF701T. However, I did use a CWM version specific to the TF701T with the same result you saw in the command window in my OP.
 

Sleeepy2

Senior Member
Dec 9, 2009
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I had been advised that the version for the TF700 would also work with the TF701T. However, I did use a CWM version specific to the TF701T with the same result you saw in the command window in my OP.
I am not sure who told you that but it is 100% wrong.
I am also not sure what the commands that you are sending are however you should just be doing

fastboot flash recovery recovery.img

Get the recovery from this link
http://droidbasement.com/asus/tf701t/recovery/
 

talion777

Member
Jul 15, 2014
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I am not sure who told you that but it is 100% wrong.
I am also not sure what the commands that you are sending are however you should just be doing

fastboot flash recovery recovery.img

Get the recovery from this link
http://droidbasement.com/asus/tf701t/recovery/
Thanks Sleeepy, but as I mentioned in the OP I did the flash for the CWM recovery already, using exactly the link you sent me, with the exact same commands, and with the same results. No go.

P.P.S. - also tried juggling around the MTP and PTP modes (plug/unplug while on/off) to ensure recognition and it seems fine both ways. Someone else had said they freed up their drivers that way but it made no difference on my end.

P.S. - Here, just so that you see, here are the command window results for th CWM recovery, just for clarity's sake:


C:\adb 2>fastboot devices
15C3E100910000000XXXXXXXX fastboot

C:\adb 2>fastboot flash recovery recovery.img
target reported max download size of 643825664 bytes
sending 'recovery' (6646 KB)...
OKAY [ 0.910s]
writing 'recovery'...
OKAY [ 0.230s]
finished. total time: 1.140s

C:\adb 2>fastboot reboot
rebooting...

finished. total time: 0.020s

C:\adb 2>
 
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Sleeepy2

Senior Member
Dec 9, 2009
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That's really odd.
I just downloaded the most recent version and tried re-flashing just to make sure and I had no issues...
Can you boot the recovery without flashing it?
fastboot boot recovery.img

Sorry, this defiantly not strong point but I will try to help.
 

talion777

Member
Jul 15, 2014
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That's really odd.
I just downloaded the most recent version and tried re-flashing just to make sure and I had no issues...
Can you boot the recovery without flashing it?
fastboot boot recovery.img

Sorry, this defiantly not strong point but I will try to help.
yes, I can boot the recovery. Am I able to use the temp image to install the recovery into the tablet, or to import the files I need to do so?
 
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talion777

Member
Jul 15, 2014
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The temp image will work just like normal.
except that I will always need to be connected to my PC to use it. How do I actually make that the default recovery in my tablet? It just seems bizarre to me that I can boot the image but that I can't flash it. Also, assuming I used the image to flash a custom ROM what happens when the temp image is shut off and the recovery reverts to stock? Would the ROM work with a stock recovery?

Was able to use the CWM image to install SuperSU and root the tablet. Still can't get the recovery to flash over.
 
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berndblb

Inactive Recognized Contributor
Nov 22, 2012
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Thanks Sleeepy, you've already been a big help and I really appreciate the effort!
Just for kicks try to flash the CWM image with this:
Code:
fastboot -i 0x0B05 flash recovery recovery.img
The vendor ID should not be necessary - but it certainly wouldn't hurt to try....
And post the exact output please.
 

talion777

Member
Jul 15, 2014
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Just for kicks try to flash the CWM image with this:
Code:
fastboot -i 0x0B05 flash recovery recovery.img
The vendor ID should not be necessary - but it certainly wouldn't hurt to try....
And post the exact output please.
You sir, would appear to be a genius. CWN successfully flashed to the tab. Excellent! Thanks so very much to both you and Sleeepy for your help. This was driving me absolutely bananas!
 

Sleeepy2

Senior Member
Dec 9, 2009
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Toronto
Just for kicks try to flash the CWM image with this:
Code:
fastboot -i 0x0B05 flash recovery recovery.img
The vendor ID should not be necessary - but it certainly wouldn't hurt to try....
And post the exact output please.
God damn it. You step in with one comment and boom, like magic it works :p

And @talion777 glad you've got it working now