always do that, wipe data anda factory, cache and dalvik
before i try to flash i make a backup, try to restore, error restoring
my atrix its get real hot sometimes, but this morning whe this happend it was ok
i was driving and hold it by hand, i forget my holder for car, use gps about one half hour and its reset and then after 5 minutes maybe, then again half hour maybe till its just boot to home screen and resets
try to restore, error restoring, try to install new 2.3.6 fruitcake webtop, it installs but cant go after moto pulsing screen

EDIT
i think i have some problem connected to sd card, i finally instal mrom, bu i cannot backup it, sd card error, then i put fruitcake, canoot install, error in sd card (status 7), i try with 2 diferent sd cards, same thing, on both i can install zip but only mrom, on both i can see fruitcakes 2.3.4 and 2.3.6 but cannot install them???
it says
file_getprop:failed to stat: system/build,prop:no such file or directory
E: error in /sdcard/234-web-realse.zip