[Moto G General] AndroidNLP:
Thanks! This was the solution.

Unfortunatly my phone is not rollback to 4.4.2. After all the commands the only change i see is the Factory defaults.

In system info still Android 4.4.4 listed.

Some of the commands failed. See my log file below:

[ex]

c:\Motorola\RETAIL>mfastboot flash partition gpt.bin

target max-sparse-size: 256MB

sending 'partition' (32 KB)...

OKAY [ 0.025s]

writing 'partition'...

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 0.366s

c:\Motorola\RETAIL>mfastboot flash motoboot motoboot.img

target max-sparse-size: 256MB

sending 'motoboot' (1940 KB)...

OKAY [ 0.091s]

writing 'motoboot'...

(bootloader) Motoboot: Preflash validation for tz

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 0.393s

c:\Motorola\RETAIL>mfastboot flash logo logo.bin

target max-sparse-size: 256MB

sending 'logo' (619 KB)...

OKAY [ 0.076s]

writing 'logo'...

OKAY [ 0.106s]

finished. total time: 0.185s

c:\Motorola\RETAIL>mfastboot flash boot boot.img

target max-sparse-size: 256MB

sending 'boot' (10240 KB)...

OKAY [ 0.364s]

writing 'boot'...

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 0.852s

c:\Motorola\RETAIL>mfastboot flash recovery recovery.img

target max-sparse-size: 256MB

sending 'recovery' (10240 KB)...

OKAY [ 0.372s]

writing 'recovery'...

OKAY [ 0.791s]

finished. total time: 1.165s

c:\Motorola\RETAIL>mfastboot flash system system.img_sparsechunk.1

target max-sparse-size: 256MB

sending 'system' (249000 KB)...

OKAY [ 7.863s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.918s

c:\Motorola\RETAIL>mfastboot flash system system.img_sparsechunk.2

target max-sparse-size: 256MB

sending 'system' (214221 KB)...

OKAY [ 6.773s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 6.831s

c:\Motorola\RETAIL>mfastboot flash system system.img_sparsechunk.0

target max-sparse-size: 256MB

sending 'system' (251128 KB)...

OKAY [ 7.934s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 8.375s

c:\Motorola\RETAIL>mfastboot flash modem NON-HLOS.bin

target max-sparse-size: 256MB

sending 'modem' (47476 KB)...

OKAY [ 1.544s]

writing 'modem'...

OKAY [ 1.324s]

finished. total time: 2.870s

c:\Motorola\RETAIL>mfastboot erase modemst1

erasing 'modemst1'...

OKAY [ 0.022s]

finished. total time: 0.023s

c:\Motorola\RETAIL>mfastboot erase modemst2

erasing 'modemst2'...

OKAY [ 0.024s]

finished. total time: 0.024s

c:\Motorola\RETAIL>mfastboot flash fsg fsg.mbn

target max-sparse-size: 256MB

sending 'fsg' (102 KB)...

OKAY [ 0.055s]

writing 'fsg'...

OKAY [ 5.644s]

finished. total time: 5.701s

c:\Motorola\RETAIL>mfastboot erase cache

erasing 'cache'...

OKAY [ 0.508s]

finished. total time: 0.509s

c:\Motorola\RETAIL>mfastboot erase userdata

erasing 'userdata'...

OKAY [ 5.002s]

finished. total time: 5.003s

c:\Motorola\RETAIL>mfastboot reboot

rebooting...

finished. total time: 0.002s.[/ex]

[ex]test[/ex]