oppo a3s bootloop flash via direct isp ufi box failed

Sir, can anyone help me to use the ufi box flash via direct isp and I have tried it on the oppo a3s the bootloop condition when I idintity and the backup is good but when I try to flash via the dump file it always gets an error on the userarea even though if you look at the nand test and report emmc the condition is still very good but why can't flash it in the user area even though I have tried some dump files, the results are errors, please help, seniors, thank you


nsertion test... Done
Init bus...
VCC: 3.3 V, VCCQ: 1.8 V
Bus: 1 bit (SDR 4MHz)
Access mode: sector mode
Power supply: dual-voltage (1.70-1.95V, 2.7-3.6V)
Card/BGA: BGA (Discrete embedded) - High density MMC
Manufacturer ID: 0x90 (SK Hynix)
Product name: HAG4a2 (0x484147346132), rev: 0xA5, serial number: 0x6787367A
Manufacturing date: Apr 2018
CID: 90014A48 41473461 32A56787 367A459C
CSD: D0270132 8F5903FF FFFFFFE7 8A400016
EXT_CSD revision: 1.8 (MMC v5.1)
Partition info:
Boot1: 4096 KiB
Boot2: 4096 KiB
RPMB: 4096 KiB
User area: 14.68 GiB(15,758,000,128 bytes)


Current partition access:
Access to boot partition 1
Loading file: "\\%BACKUPS%\oppo\CPH1803(CPH1803EX_11_A.18-8.1.0-OPM1.171019.026)[KMQE60013M-B318_F72B6831]\CPH1803(CPH1803EX_11_A.18-8.1.0-OPM1.171019.026)[KMQE60013M-B318_F72B6831]\boot1.bin", size: 4 MiB...
Writing boot1 (8192 sectors)... Done in 8.891 s
Current partition access:
Access to boot partition 2
Loading file: "\\%BACKUPS%\oppo\CPH1803(CPH1803EX_11_A.18-8.1.0-OPM1.171019.026)[KMQE60013M-B318_F72B6831]\CPH1803(CPH1803EX_11_A.18-8.1.0-OPM1.171019.026)[KMQE60013M-B318_F72B6831]\boot2.bin", size: 4 MiB...
Writing boot2 (8192 sectors)... Done in 8.887 s
Current partition access:
Access to user area
Loading file: "\\%BACKUPS%\oppo\CPH1803(CPH1803EX_11_A.18-8.1.0-OPM1.171019.026)[KMQE60013M-B318_F72B6831]\CPH1803(CPH1803EX_11_A.18-8.1.0-OPM1.171019.026)[KMQE60013M-B318_F72B6831]\userarea.bin", size: 6 MiB...
Writing userarea (12288 sectors)... Failed to write block 0x00040000:65536 (return code: 36, Transmission Error: Data CRC fail)
cmd response: 0xD00, card status: 0x0, card state: 6 (Card is receiving operation information)
status: unknown (0)
[32]Failed to Switch (return code: 1, CMD Error: Timeout) !!!