Something

public OnPlayerRequestClass(playerid, classid)
{
if (Login[playerid]=0) //272
{
SendClientMessage(playerid, COLOR_RED, "You are not login, you cant spawn.");
}
else if (Login[playerid]=1) //276
{
SetPlayerInterior(playerid,14);
SetPlayerPos(playerid,258.4893,-41.4008,1002.0234);
SetPlayerFacingAngle(playerid, 270.0);
SetPlayerCameraPos(playerid,256.0815,-43.0475,1004.0234);
SetPlayerCameraLookAt(playerid,258.4893,-41.4008,1002.0234);
}
return 1;
}

errors : 
C:\PROGRA~1\ROCKST~1\GTASAN~2\GAMEMO~1\mh-ls.pwn(272) : warning 211: possibly unintended assignment
C:\PROGRA~1\ROCKST~1\GTASAN~2\GAMEMO~1\mh-ls.pwn(276) : warning 211: possibly unintended assignment