Log:
Scanning for Qualcomm HS-USB QDLoader 9008 device...
Download Port: HS-USB Diagnostics 9008 (COM9)
Connection status: XHCI:HUB3:USB 2.00 High-Speed
USB Driver: [Mobile] qcusbser, version: 2.1.2.2, date: 1-20-2017
Initializing...
MSM Serial number: 0x402df3bb
MSM HW ID: 0x0010a0e1
OEM Public Key Hash: 0x1bebe3863a6781db4b01086063007334de9e5ca14971c7c4f4358ec9d79cda46
SBL SW version: 0
Firehose: prog_firehose_ddr.elf
hash: f992e7af4e0954950556ecb10ad36e58467b1286, size: 615.06 KiB
QC_IMAGE_VERSION: BOOT.XF.4.0-00149-NICOBARLAZ-1
IMAGE_VARIANT: NicobarPkgLAA
OEM_IMAGE_VERSION: zhanglong1
Sending firehose loader... Done.
Handshaking...
Sending ping... Done.
INFO: Binary build date: May 22 2019 17:10:49
INFO: Chip serial num: 1076753339 (0x402df3bb)
Sending configurations...
ERROR: Only nop and sig tag can be recevied before authentication.
[SERVER] Service unavailable: Internal error !
same error poco, note 7pro and Mi A3............
pls help
Scanning for Qualcomm HS-USB QDLoader 9008 device...
Download Port: HS-USB Diagnostics 9008 (COM9)
Connection status: XHCI:HUB3:USB 2.00 High-Speed
USB Driver: [Mobile] qcusbser, version: 2.1.2.2, date: 1-20-2017
Initializing...
MSM Serial number: 0x402df3bb
MSM HW ID: 0x0010a0e1
OEM Public Key Hash: 0x1bebe3863a6781db4b01086063007334de9e5ca14971c7c4f4358ec9d79cda46
SBL SW version: 0
Firehose: prog_firehose_ddr.elf
hash: f992e7af4e0954950556ecb10ad36e58467b1286, size: 615.06 KiB
QC_IMAGE_VERSION: BOOT.XF.4.0-00149-NICOBARLAZ-1
IMAGE_VARIANT: NicobarPkgLAA
OEM_IMAGE_VERSION: zhanglong1
Sending firehose loader... Done.
Handshaking...
Sending ping... Done.
INFO: Binary build date: May 22 2019 17:10:49
INFO: Chip serial num: 1076753339 (0x402df3bb)
Sending configurations...
ERROR: Only nop and sig tag can be recevied before authentication.
[SERVER] Service unavailable: Internal error !
same error poco, note 7pro and Mi A3............
pls help