did as you said flashed main with xs then went thru process of unlocking with setool switched fone on after it finished it came up with configuration error contact your network support here is my outcome of setool

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.

ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
Flash ID check:897E
Flash props sent ok
OTP LOCKED:1 CID:49 PAF:1 IMEI:35240101830972 CERT:RED
FLASH CID:52 COLOR:RED

Model:W850i
MAPP CXC article: R1KG001 prgCXC1250200_GENERIC_CY
MAPP CXC version: R1KG001
Language Package:T_MOB_INT_A
CDA article: CDA102677/26
CDA version: R8A
Default article: cxc1250489
Default version: R1ED001

Extended LOCKED
Operator: MULTIPLE

Elapsed:9 secs.
ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
OTP LOCKED:1 CID:49 PAF:1 IMEI:35240101830972 CERT:RED
FLASH CID:52 COLOR:RED
LDR:061201 1314 HANCXC1329129_DB2020_FLASHLOADER_R2A005
Flash ID check:897E
Flash props sent ok

CID52 BYPASS PROCEDURE STARTED
Processing part1...
CSloader version:
070410 1557 HANCXC1250562_DB2020_CSLOADER_R3A009
Processing part2...
Processing part3....
OTP LOCKED:1 CID:49 PAF:1 IMEI:35240101830972 CERT:RED
FLASH CID:52 COLOR:RED
LDR:061201 1314 HANCXC1329129_DB2020_FLASHLOADER_R2A005
Flash ID check:897E
Flash props sent ok

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

HOLD "C" BUTTON AND ATTACH PHONE

CID52 BYPASS PROCEDURE FINISHED

ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
Trying to launch embedded bootloader...
INT LDR:DB2020_PRELOADER_FOR_SETOOL2
LDR:DB2020 LOADER FOR SETOOL2
Flash ID check:897E
Flash props sent ok
writing C:\Documents and Settings\bob\Desktop\W850_R1KG001_MAIN_GENERIC_CY_ RED52.mbn
CURRENT FLASH FILE CID:52
SSW uses complete hash, hash len is:9200
Will flash 460 blocks...
SSW loading returns:0
Going to execute VKP script....
Starting to process VKP patch script: C:\Documents and Settings\bob\Desktop\qamaker\quick_access_W850_R1K G001.vkp
VKP script loaded OK. Lines: 1637
Patch structure created OK. Determining blocks to read...
New block #0000 added: $44140000
New block #0001 added: $45CC0000
Blocks selected OK. Reading blocks: 2
Blocks readed to memory OK. Checking contents...
Blocks patched OK. Start writing...
Block 0 written
Block 1 written
VKP script executed OK
Elapsed:1686 secs.
Going to execute VKP script....
ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
Trying to launch embedded bootloader...
INT LDR:quick access patch by den_po
FLASH CID:52 COLOR:RED
OTP LOCKED:1 CID:49 PAF:1 IMEI:35240101830972 CERT:RED
LDR:DB2020 LOADER FOR SETOOL2
Starting to process VKP patch script: C:\Documents and Settings\bob\Desktop\SIMLockPatchGen\vkp\Remove_SI M_lock_W850_R1KG001.vkp
VKP script loaded OK. Lines: 6
Patch structure created OK. Determining blocks to read...
New block #0000 added: $44740000
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:23 secs.