stm32 not detected

[SS.29]

STMicroelectronics ST-LINK GDB server. Version 7.0.0

Copyright (c) 2022, STMicroelectronics. All rights reserved.

Starting server with the following options:

    Persistent Mode      : Disabled

    Logging Level       : 1

    Listen Port Number     : 61234

    Status Refresh Delay    : 15s

    Verbose Mode        : Disabled

    SWD Debug         : Enabled

    InitWhile         : Enabled

Target no device found

Error in initializing ST-LINK device.

Reason: No device found on target.

[FBL]

Hello @Community member​ 

Could you please provide more details about the issue you are facing (used product, toolchain, example, board ...)?

[SS.29]

i am using nucleo board stm32f401re today i interfaced obstacle avoidance sensor with this nucleo board after few seconds the board not responding it showing as not detected i tried to to update the firmware the folder contains fail text file with SWD error some youtube channels mentioned it can be resolved by using stm32 utility by flashing ROM but it was not connecting at all its popping error as

Can not connect to target!

         If you're trying to connect to an STM32W1xx device, please select Normal or HotPlug mode from Target->Settings menu.

17:23:17 : Internal command error

[SS.29]

.

[Tesla DeLorean]

You wired what up, how?

​

Perhaps you have damaged the chips or power supply.​

​

Can you check voltages on the board?

[SS.29]

How to recover the corrupted stlink