Posted on January 10, 2018 at 21:44I had the same problem. Firstly try another usb cable or remove it again ( sometimes it helps). If it doesn't help it might be a problem with reset from your stlink . I couldn't connect stlink(discovery board) to t...
Posted on January 10, 2018 at 21:23I have exactly the same problem with afe4300 and stm32f100C8T6 microcontroller. Did you managed to solve this problem?