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sauc1er
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Angry Low level NAND analysis and/or diagnosis

I have this problem with my new GT-N7000:

http://forum.xda-developers.com/show....php?t=1178964

In short, my phone is not flashable anymore, cannot even flash a bootloader. Everything is or at least seems to be written to the phone but after a reboot all is gone and everything is in its original state. Can't even delete fotos or other random files on my phone.

RMA request is filed but if they refuse I need some ground to argue with them to get it accepted.
 
Snakeforhire
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sounds a lot like a memory controller failure. Had the same problem on my Desire S after mistakenly pulling battery out and reinserting it immediately, it fried the controller of the eMMC and afterwards it was damn near impossible to flash anything over it. It would work, but all would be gone upon the next reboot (even apps installed via the market or user settings), it was as if the device was frozen in time...

As it is related to a hardware fault (crappy memory chips), I'd ask for replacement anyway. If you're located in Europe or the USA there are laws that force manufacturers to honor warranty in case of a a design or hardware flaw, look it up on google to have some leverage on them.
 
E:V:A
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You're probably affected by the "eMMC Brick Bug" that has been plaguing a large number of popular Android phones the last year. There are some fixes and partial solutions, but I recommend to send it back a get a new one, so that "they" understand they have a large problem! (Search on XDA!)

There's also a brick bug checking app in the market...
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Rebellos
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This one looks abit different. Brick bug is known from eMMC hanging when accessing any of the damaged blocks. Though this could be the second, different result of brick bug, slighty less serious.
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