After the the up date of msfs first flight , updated gsx pro using pmdg 737-700 at airport ybmk load at gate open gsx selected catering than gsx gui disappears and nothing happens, had to restart coulti again, tried passengers loading same thing gui disappear but at least i got the message which operator than nothing happens, i got the green simbrief box green checked
ok just updated gsx pro again to the latest and now seems to be ok