My PCA10001 board is getting detected in nRFgo studio and i can even program it but its COM port is not getting detected in device manager. I dont know what happened but first it was getting detected. My nRFgo studio version is 1.21.0.2 When i am trying to install latest J link driver (Setup_JLink_V510d) its giving error while installation This is the error code which is seen while installation errorcode=0x80010100