I have connected my STM nucleo F303RE board to computer through USB. The errors while debugging as follows please give solutions

[SK P]

Error in initializing ST-LINK device.

Reason: Failed to connect to device. Please check power and cabling to target.

Reason: ST-link DLL error

Reason: USB communication error

[Ozone]

I guess you have destroyed your board, judging by the little information you provided.

> please give solutions

This is not ST's customer helpdesk, but a forum, populated mostly by unaffiliated engineers and users.

Such a demanding posture is usually not too well received.