A reviews & a bugs

hi, i would like to review this as 3/5 (still playing) i love this game so much but it have many bugs to report! 1. whenever i tried open bag.... when comes out left the server, 2. when i tried comanding /gamemode creative it won't work so... i have more bugs to report but i'm too lazy to do all of them... thx! i hope you fix this fast!...