how to fix this error...!!! flashing redmi 6a weith credit...

Detected [BootROM] MediaTek USB Port (COM7)
Connection status: EHCI:HUB:HUB:USB 1.10 High-Speed
USB Driver: [MediaTek Inc.] wdm_usb, version: 3.0.1504.0, date: 1-22-2015
Connecting Bootrom...
[SERVER] Service unavailable: Internal error !
Platform: MT6765, Hw ver: 0xCA00, Sw ver: 0x0000
Error: -1073348603 (STATUS_BROM_CMD_FAIL)
BROM_SCMD_SLA error. code 0x7046
(boot_rom.cpp, line:1279)