bueno si gracias por reponder
si ya me habia dado cuenta que era por el rest
lo cree y me salio un error
me baje el de ustedes
y tambien me marca este error


Welcome to SEtool2 ( LITE edition ) v 1.11
supported DB2010/DB2012 CID49/50/51/52, DB2020 CID49/51/52
Loaded 51 flash descriptors

if you like LITE edition - please visit Index of ./ and buy FULL.

Going to execute VKP script....
ChipID:8040,EMP protocol:0301

OBSOLETE EROM,FORCING COLOR -> RED
OBSOLETE EROM,FORCING CID -> 49

PHONE IS RED RETAIL PRODUCT
FLASH CID detected:49
Speed:921600
OTP LOCKED:1 CID:49 PAF:1 IMEI:xxxxxxxxxxxx CERT:RED
LDR:051207 0928 NPACXC1250165_1_SEMC_COMPACTFLASHLOADER R2B
Flash ID check:200D
Flash props sent ok

DETACH CABLE FROM PHONE.
REMOVE BATTERY FROM PHONE, THEN INSERT IT BACK
THEN PRESS "READY"


OBSOLETE EROM,FORCING COLOR -> RED
OBSOLETE EROM,FORCING CID -> 49

Trying to launch embedded bootloader...
INT LDR:COMPACT_ID_LOADER_CRIPPLED_SETOOL2_R2
Flash ID check:200D
Flash props sent ok
FOUND: R1BD001_CXC1250092_EU_1_CA
Restore from:R1BD001_CXC1250092_EU_1_CA
HDR block not accepted,error:A9
Starting to process VKP patch script: C:\Documents and Settings\XoRxY\Escritorio\w800\Patches\remove_sim_ lock_w800_r1bd001.vkp
VKP script loaded OK. Lines: 9
Patch structure created OK. Determining blocks to read...
New block #0000 added: $44B60000
Blocks selected OK. Reading blocks: 1
Blocks readed to memory OK. Checking contents...
Blocks patched OK. Start writing...
Block 0 written
VKP script executed OK
Elapsed:44 secs.

segun lei es por usar archivos de distino cid
como dije al principio
el k750 es cid 49
pero lo flashee con archivos del w800 cid 36
pero el celular funciona bien
solo no puedo aplicar parches