I'm using Nucleo F767ZI. I'm running the default program composed by CubeMX (all is up to date).No errors in the MCU side (USB init etc.)I also define 3 UARTS (3, 4 and 7), I2C1, SPI3, DAC, ADC3. No conflicts.Heap 0x1000. Stack: 0x600.Clock: HSE Bypa...