CIphone 3G can't write nand core

[domestik]

Ca't write firmware from support to the Ciphone 3G with MT6230 CPU
here is the log:

COM16 [VCP1] selected
module v2.77
Device: Autodetect 6228-6230 NAND
Checking data, wait...
Action: write NAND flash
read mode: 03
write: Firmware
skip: Customization/Language Pack
skip: Customization
skip: Eeprom/ffs
source data: page only
identification#1 protocol ver: 04
ver. sw 1: APL216_PCB01_GPRS_MT6230_S02.APL216_V1_2_20080918. BIN
ver. sw 2: APL216_V1.2_20080918, 9C534816
ffs offset/size: 02000000/06000000
id-page1 Ok
end mark #4 found
nfi area detection finished: Ok
Boot ...
Press and HOLD Power button now !
19200 fixed
Connecting, wait...
Initializing [6230:8A02:8A02]...
CPU: MT6230
high speed boot On
chip: 0031:0005:0101
status: FF
boot packet size: 0400
Release Power button now !
Boot Done
Initialize ...
version: 3.020C
loader: 3.748.0
NAND id: ECF10095
page size: 800+40
pages/block: 40
bits i/o: 08
address cycles: 04
blocks: 0400
NOR: 0000:000000000000 [00000000]
NAND: 00EC:00F100000095 [08400000]
NOR chip is not installed
Initialize Done
Set baud ...
460800
Set baud Done
Identification ...
reading bootloader structure area...
detecting bootloader structure...
warning: probably flash chip completely erased, no bootloader found
nfi area detection finished: failed
warning: can't detect nand chip parameters, default values assigned
security area (code #1) calculation...
Identification Done
Write ...
error: unexpected answer:
error: incorrect write core parameters
error: can't write nand core
Write Fail
Finished, time used: 54 sec
Remove/Install battery now !