https://devzone.nordicsemi.com/f/nordic-q-a/25889/usbd-hf-clockFor the SDK13.0.0 the documentation say that HF clock is activated in nrf_drv_usbd_enable() / app_usbd_enable() but it is activated in nrf_drv_usbd_init() / app_usbd_init() . Same error for deactivation.en-USTelligent Community 13Mon, 16 Oct 2017 13:26:36 GMThttps://devzone.nordicsemi.com/thread/101961?ContentTypeID=1Mon, 16 Oct 2017 13:26:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4af226dd-9a13-4552-afdb-69c6529b08c8Sigurd<p>Hi,</p> <p>Thank you for reporting this. It have been reported internally.</p><div style="clear:both;"></div>