ERROR[018] to repair HTC my touch 4g(Help please)

Detected TAP ID: 17B360E1, IR Length = 5.

JTAG speed : 100 KHz.

VREF level : 1.81 V

CPU : Qualcomm MSM8255

Core ID : 105700E1

IMEI2 : Samsung eMMC M4G2DE

Device ID : 00150001

Block size : 512 bytes

Blocks : 4407296

Storage size : 2152 Mb

HTC CID : T-MOB010

IMEI : 354699-XXXXXXXXX

Connect successful.

Write protection disabled.

Opening "C:\Archivos de programa\GsmServer\Medusa\REPAIR\HTC_MYTOUCH4G_Rep air.mf" file...

Writing BOOT section. Please wait...

ERROR[018]: Logical block operation failed at 516 Kb (Hex address 0x00081200). Reason: Connection lost.

Disconnected

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