Downloading the code in target board giving error

[SMISH.2]

Hi,

I am using STM32L476G-DISCOVERY board. As i am beginner so i have created a project for simple hello world program .When i am trying to download a build into target it is showing the following error- "Launching Test_helloworld' has encountered a problem . Error in final launch sequence : Failed to start GDB server.

Could you please tell ,how i will download my code to target . I am attaching the screenshot of error

[SMISH.2]

Hi ,

I used the debugger configuration as follow-

[Ozone]

As the other error messages suggest, your host doesn't even recognize the STLink device.

Are you sure the drivers are installed properly ?

Check the Hardware manager (assuming Windows), what it says about it.