can't restore gdfs backup

[peak99999]

hi all...
i tried to restored my backup GDFS but don't know why couldn't finish and now my phone w850 couldn't turn on but still detected when using xs++ or setool.

when i used xs++ , it always hung at with high cpu 100%


11:49:38| Baseband ID: 9900
11:49:38| Protocol Version: 3.1
11:49:38| Phone name detected!
11:49:38|
11:49:38| Profiling SEMC phone...
11:49:38| Platform: DB2020
11:49:38| OTP CID: 49
11:49:38| EROM CID: 52
11:49:38| EROM Color: Red
11:49:38| IMEI: 35282601xxxxxx
11:49:38| Phone ID: W850
11:49:38| Region: C_ASIA
11:49:38| CDA: CDA102677/57 R3A
11:49:38| Firmware Version: R1KG001
11:49:38| EROM: R3A016
11:49:38| Ready for operation!
11:50:03|
11:50:03| Sending db2020_cid01_prodid_p3j.bin...
11:50:03| Applet ID: 070129 0950 NGUCXC1250330_DB2020_PRODUCTIONIDLOADER_P3J
11:50:03| This is a PRODUCTION_ID loader
11:50:03|
11:50:03| Sending db2020_mem_patcher_cid52_r2a006.bin...
11:50:03| Applet ID: 061205 1523 HANCXC9876543210_DB2020_MEM_PATCHER_R2A006 0
11:50:03| This is a MEM_PATCHER loader
11:50:03|
11:50:03| Sending db2020_red52_cs_r3a009.bin...
11:50:05| Applet ID: 070410 1557 HANCXC1250562_DB2020_CSLOADER_R3A009
11:50:05| This is a CHIPSELECT loader
11:50:05| Activating loader...
11:50:05| Activating GDFS...


when used with setool got this error message

Welcome to SEtool2 ( LITE edition ) v 1.10
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
OTP LOCKED:1 CID:49 PAF:1 IMEI:35282601401225 CERT:RED
FLASH CID:52 COLOR:RED
LDR:061201 1314 HANCXC1329129_DB2020_FLASHLOADER_R2A005
Flash ID check:897E
Flash props sent ok
Will read 00020000 bytes from 44000000
Reading:131072 bytes
Elapsed:6 secs.
Will backup GDFS now.
ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
OTP LOCKED:1 CID:49 PAF:1 IMEI:35282601401225 CERT:RED
FLASH CID:52 COLOR:RED
LDR:061201 1314 HANCXC1329129_DB2020_FLASHLOADER_R2A005
Flash ID check:897E
Flash props sent ok
CSloader version:
070410 1557 HANCXC1250562_DB2020_CSLOADER_R3A009
loader startup: executed
CSloader refused to start GDFS services,error is:29
failed, that is fatal
Elapsed:9 secs.

anyone got any idea how to solve this problem please help! thanks all for any advise.