Try to using https://www.mpgh.net/forum/showthread.php?t=1149154 and see if you get the same result
damian007 (08-02-2016)
@VoOoLoX I got it to work, i just pasted the PacketID's u had in your thread in my server, now the non-fullscreen client works!. Thanks so much!
~V~ (08-02-2016)