UFi Ufi error custom loader Init failed, already have 5 credits in account

[bhagat20]

• Only Lenovo k50a40 phones facing this problem other phones connecting well, just tried redmi 6a but Lenovo 3 phones of same model, all phones same error, loader firmware also in the tool, and other tools connecting with same phone,​

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• Ufi error custom loader Init failed, already have 5 credits in account​

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Ufi error custom loader Init failed, already have 5 credits in account please help fast.... Below are the logs
BROM version[1]: 7.2137.0.0
Connecting to BootROM...
Power off the phone, disconnect and reconnect the battery(if possible) and connect USB cable...
Scanning BootROM or Preloader port... Done
Detected [BootROM] [VID: 0E8D, PID: 0003] MediaTek USB Port (COM3)
Connection status: EHCI:HUB:HUB[#3]:USB 1.10 Full-Speed
USB Driver: [MediaTek Inc.] wdm_usb:usb2ser.sys, version: 3.0.1512.0, date: 1-4-2023
Connecting Bootrom...
Sending Download Agent...
Keep pressig VOL DOWN + VOL UP until the device sucessfully connected.
DA: Lenovo_MTK_AllInOne_DA1[6752].bin
hash: e1ceae4c2c72a46e85cb9a1b9d2f66da81ccbe2a, size: 307.60 KiB
version: 3.3001.00.00, start addr: 0x40000800
Platform: MT6752, hw ver: 0xCA01, sw ver: 0x0001
Secure ver: 0x05, BL ver: 0xFE
SRAM size: 128 KiB
DRAM size: 2 GiB
PL Verification: Hash + Signature
error: 31(A device attached to the system is not functioning)
Initialize storage: eMMC
error: custom loader init failed

 

[bhagat20]

Error in preloader mode.... Already tried all da from sp flash tools all versions also, same error for only this model, 1 phone is fully working same model.

BROM version[1]: 7.2137.0.0
Connecting to BootROM...
Power off the phone, disconnect and reconnect the battery(if possible) and connect USB cable...
Scanning BootROM or Preloader port... Done
Detected [PL] [VID: 0E8D, PID: 2000] MediaTek PreLoader USB VCOM (Android) (COM38)
Connection status: EHCI:HUB:HUB[#1]:USB 2.00 High-Speed
USB Device: [MediaTek] MT65xx Preloader ?
USB Driver: [MediaTek Inc.] wdm_usb:usb2ser.sys, version: 3.0.1512.0, date: 1-4-2023
Force switch preloader to BootROM... Done
Scanning BootROM or Preloader port... Done
Detected [PL] [VID: 0E8D, PID: 2000] MediaTek PreLoader USB VCOM (Android) (COM38)
Connection status: EHCI:HUB:HUB[#1]:USB 2.00 High-Speed
USB Driver: [MediaTek Inc.] wdm_usb:usb2ser.sys, version: 3.0.1512.0, date: 1-4-2023
Sending Download Agent...
DA: Lenovo_DA_PL_CRYPTO20[6752].bin
hash: b63147e9b0aef153854ed0987fd47472ffe5978d, size: 300.05 KiB
version: 3.3001.00.00, start addr: 0x40000800
Platform: 0x6752 [MT6752 ], hw sub code: 0x8A00, hw ver: 0xCA01, sw ver: 0x0001, evo: 0x0000
Security config: 0x00
brom version: 0xFF
Disabling watchdog timer... Done
Sending da_init(stage1), size: 85.42 KiB... Done
error: failed to send da config before stage 2