Проблема спавна в плагине Knife DM

#include <amxmodx> 
#include <fun> 
#include <cstrike> 
#include <hamsandwich> 
#include <engine> 
#include <fakemeta> 

new cvar_enabled, cvar_hp, cvar_hp_hs, cvar_gamename, amx_gamename 

public plugin_init() 
{ 
register_plugin("Knife DeathMatch", "1.1", "Lucky") 

register_event("DeathMsg", "on_Death", "a") 
register_logevent("logevent_team_join", 3, "1=joined team") 

cvar_enabled = register_cvar("amx_knifedm", "0") 
cvar_hp = register_cvar("amx_knifedm_hp", "1") 
cvar_hp_hs = register_cvar("amx_knifedm_hp_hs", "1") 
cvar_gamename = register_cvar("amx_knifedm_gamename", "1") 

if(get_pcvar_num(cvar_gamename) == 1) 
{ 
amx_gamename = register_cvar("amx_gamename", "Knife DM / Classic" ) 
register_forward(FM_GetGameDescription, "GameDesc") 
} 

if(get_pcvar_num(cvar_enabled) == 1) 
{ 
remove_entity_name("func_bomb_target") 
remove_entity_name("info_bomb_target") 
remove_entity_name("hostage_entity") 
remove_entity_name("func_hostage_rescue") 
remove_entity_name("info_hostage_rescue") 
remove_entity_name("info_vip_start") 
remove_entity_name("func_vip_safetyzone") 
remove_entity_name("func_escapezone") 

removeweapons() 

server_cmd("sv_restart 2") 
} 
} 

public logevent_team_join() 
{ 
if(get_pcvar_float(cvar_enabled) == 1) 
{ 
new id = get_loguser_index() 
set_task(1.0, "spawn_user", id) 
} 
} 

stock get_loguser_index() 
{ 
static loguser[80], name[32]; 
read_logargv(0,loguser,79); 
parse_loguser(loguser,name,31); 

return get_user_index(name); 
} 

public on_Death() 
{ 
if(get_pcvar_float(cvar_enabled) == 1) 
{ 
new id = read_data(2) 
set_task(1.0, "spawn_user", id) 
} 
} 

public spawn_user(id) 
{ 
if(cs_get_user_team(id) == CS_TEAM_SPECTATOR) 
{ 
return PLUGIN_HANDLED 
} 

ExecuteHamB(Ham_CS_RoundRespawn, id) 
return PLUGIN_HANDLED 
} 

public client_death(killer, victim, wpnindex, hitplace, TK) 
{ 
if(get_pcvar_float(cvar_enabled) == 1) 
{ 
if(hitplace == HIT_HEAD) 
{ 
set_user_health(killer, get_user_health(killer) + get_pcvar_num(cvar_hp_hs)) 

set_hudmessage(102, 255, 0, 0.1, -1.0, 0, 6.0, 10.0) 
show_hudmessage(killer, "** Прямо в Голову *** ") 
} 
else 
{ 
set_user_health(killer, get_user_health(killer) + get_pcvar_num(cvar_hp)) 
} 
} 
} 

public client_connect(id) 
{ 
if(get_pcvar_num(cvar_enabled) == 1) 
{ 
set_task(20.0, "connect_ads", id) 
} 
} 

public connect_ads(id) 
{ 
client_print(id, print_chat, " ") 
} 

public GameDesc() 
{ 
static gamename[32] 
get_pcvar_string(amx_gamename, gamename, 31) 
forward_return(FMV_STRING, gamename) 
return FMRES_SUPERCEDE 
} 

removeweapons() 
{ 
new weapon, nnumr 

while ((weapon = find_ent_by_class(-1,"armoury_entity"))) 
{ 
remove_entity(weapon) 
nnumr++ 
} 
}

L 08/25/2014 - 14:17:26: [FUN] Invalid player 1
L 08/25/2014 - 14:17:26: [AMXX] Displaying debug trace (plugin "knifedm.amxx", version "1.1")
L 08/25/2014 - 14:17:26: [AMXX] Run time error 10: native error (native "set_user_health")
L 08/25/2014 - 14:17:26: [AMXX]    [0] knifedm.sma::client_death (line 99)