[Grim_]

instead of

pawn Код:

if(strcmp(cmd, "/kill", true) == 0)
{ 
 SetPlayerHealth(playerid, 0.0);
 return 1;
}

just replace the 'cmd' with 'cmdtext' so,

pawn Код:

if(strcmp(cmdtext, "/kill", true) == 0)
{
 SetPlayerHealth(playerid, 0.0);
 return 1;
}