The server does not start.

seems like a problem in metamod when u installed this mod ! 

server start now but the mod is dont works and The server files are not downloaded to the client, (Models, Maps, etc.)this error code : L 08/19/2018 - 15:59:44: -------- Mapchange to zm_dust_world --------
stray key in process_key: item_getiteminfo 61
L 08/19/2018 - 15:59:44: [AMXX] Plugin file open error (plugin "zm_vip_extra_buy_suvernem.amxx")
L 08/19/2018 - 15:59:44: [AMXX] Plugin file open error (plugin "zm_vip_extra_human_armor.amxx")
L 08/19/2018 - 15:59:44: [AMXX] Plugin file open error (plugin "zm_vip_extra_unlimited_clip.amxx")
L 08/19/2018 - 15:59:44: [AMXX] Plugin file open error (plugin "zm_vip_extra_weapons.amxx")
L 08/19/2018 - 15:59:44: [AMXX] Plugin file open error (plugin "ZP")
L 08/19/2018 - 15:59:44: [GHW_Weapon_Replacement.amxx] File Inexistent: "models/albastar_models/v_m4a1_erica_tigir.mdl" (Line 1 of new_weapons.ini)
[AMXX] Loaded 2 admins from file
L 08/19/2018 - 15:59:44: [nextmap.amxx] WARNING: Couldn't find a valid map or the file doesn't exist (file "mapcycle.txt")
L 08/19/2018 - 15:59:44: Invalid multi-lingual line (file "cstrike/addons/amxmodx/data/lang/eg_score.txt" line 1)
L 08/19/2018 - 15:59:44: Invalid multi-lingual line (file "cstrike/addons/amxmodx/data/lang/zm_vip.txt" line 1)
Cmd_AddCommand: say already defined
Cmd_AddCommand: say_team already defined
L 08/19/2018 - 15:59:44: Function is not present (function "advertise") (plugin "say_43.amxx")
L 08/19/2018 - 15:59:44: [AMXX] Displaying debug trace (plugin "say_43.amxx")
L 08/19/2018 - 15:59:44: [AMXX] Run time error 10: native error (native "set_task")
L 08/19/2018 - 15:59:44: [AMXX] [0] 713o0swq.sma.p::plugin_init (line 79)
L 08/19/2018 - 15:59:44: [AMXX] Failed to open dictionary file: cstrike/addons/amxmodx/data/lang/admin_prefixes.txt
************************************************
ML_NOTFOUND: PREFIX_LOAD_FLAG
ML_NOTFOUND: PREFIX_LOAD_FLAG
ML_NOTFOUND: PREFIX_LOAD_FLAG
ML_NOTFOUND: PREFIX_LOAD_FLAG
ML_NOTFOUND: PREFIX_LOADED_BY
ML_NOTFOUND: PREFIX_LOADED
************************************************
************************************************
ML_NOTFOUND: BADP_LOAD
ML_NOTFOUND: BADP_LOAD
ML_NOTFOUND: BADP_LOAD
ML_NOTFOUND: BADP_LOAD
ML_NOTFOUND: BADP_LOADED_BY
ML_NOTFOUND: BADP_LOADED
************************************************
Menu item 17 added to Menus Front-End: "Nade Mode Menu" from plugin "NadeModes"
[S_API FAIL] SteamAPI_Init() failed; SteamAPI_IsSteamRunning() failed.
applicationmanager.cpp (3725) : Assertion Failed: CApplicationManager::GetMountVolume: invalid index
applicationmanager.cpp (3725) : Assertion Failed: CApplicationManager::GetMountVolume: invalid index
applicationmanager.cpp (3888) : Assertion Failed: m_vecInstallBaseFolders.Count() > 0
Looking up breakpad interfaces from steamclient
Calling BreakpadMiniDumpSystemInit

Executing AMX Mod X Configuration File
Scrolling message displaying frequency: 10:00 minutes
[NadeModes] Executing config file ...
[NadeModes] Settings loaded from config file
[ZP] Configuration file zp_bank.cfg has been successfully read
[ZP] Configuration file zp_rewards.cfg has been successfully read
couldn't exec listip.cfg
couldn't exec banned.cfg
Menu item 18 added to Menus Front-End: "Plugin Cvars" from plugin "pluginmenu.amxx"
Menu item 19 added to Menus Front-End: "Plugin Commands" from plugin "pluginmenu.amxx"
Connection to Steam servers successful.
VAC secure mode is activated.
ERROR: couldn't open custom.hpk.