hola a todos porfin pude adquirir la licencia pero al querer pasar a brown sale este error porfavor ayudaaaaaaaaaaaaaaa

Código:
Action journal
19:50:14   Replace FW security certificate
19:50:14   Change the firmware security certificate to enable or disable developer access to the phone content. Maximum supported OTP CID is 53.
19:50:14   Operating system: Microsoft Windows Vista Home Premium Edition Service Pack 2 (build 6002), 32-bit
19:50:14   Application version: 0.16.3191 (beta)
19:50:14 . The action name is 'Replace certificate'
19:50:14   Selected phone type: C510
19:50:14   Selected connection method: USB ROM
19:50:14 i Instructions
19:50:14 i 1. Make sure the phone battery is charged to at least 50%.
19:50:14 i 2. Switch off the phone!
19:50:14 i 3. Remove the phone battery and wait at least 5 seconds before reinserting it!
19:50:14 i 4. Press and hold buttons 2 and 5, then connect the cable to the phone!
19:50:14 . The action started waiting for the user
19:50:18 . The action finished waiting for the user
19:50:18   Connecting via Generic EMP USB Flash Device (USB1)...
19:50:18   Device driver version: 2.2.0.2
19:50:18   Entering baseband CPU service mode...
19:50:18   Detected chipset: DB3210 'E800
19:50:19   Boot mode: ROM
19:50:19   IMEI: ***********
19:50:19   OTP CID: 53
19:50:19   OTP area status: Locked
19:50:19   Product type: Retail
19:50:19   Effective color: Red
19:50:19   Sending loader...
19:50:22   NAND flash chip ID: 00EC-00AA
19:50:22   Sending loader...
19:50:24   Establishing connection to the server...
19:50:30   Receiving news...
19:50:31 i No news
19:50:34 e Server error (256)
19:50:34 e Failed!
19:50:34 . The action entered shutdown phase
19:50:34 . The action reported failure
Error code
# 74AA0C610A19A61E
Error details
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4E 3C E5 1C DD FF 35 08 D9 CC 37 FF 9B C8 E3 52 
30 60 61 ED C3 CE 05 12 B7 03 2E 06 45 8B ED 60 
1F 6C E9 2F A9 C9 7B 39 C7 1E 97 FE 64 8E 4D E8 
3F CB D1 14 9D E4 56 17 BC 58 97 FD 8B B6 8D 4A 
CE F1 19 58 E3 43 75 48 99 0C 09 2C DB BA 5D 30 
F1 4A 21 61 03 0E BB A6 49 93 D9 C5 2B 2A 21 57 
F1 8A 41 BC AD 90 EB 98 F9 26 D7 17 DB DC 
---