I purchased B777-200 from xplane store although I did update by FMC data manager downloading GNS430 my aircraft’s FMC was not updated [resim] [resim] [x]

The 777 checks against X-Plane’s date, not your computer’s. So, unless you have X-Plane configured to track your computer’s real time, you must make sure that you select the current data in Date&Time when starting your flight in X-Plane. I’m willing to bet your problem is simply that you’ve starte…