Hello. I have p problem with plugin lambda core. So, I've posted below that appears in the console to the server. And on the server when I'm writing /rank /top15 ... nothing appears as though she had not be enabled but pluginul is installed. Can you help me do?

Plugins:
[ 1] Admin Base (SQL) 1.8.1.3746 AMXX Dev Team admin_sql.amxxrunning
[ 2] Admin Commands 1.8.1.3746 AMXX Dev Team admincmd.amxx running
[ 3] Admin Help 1.8.1.3746 AMXX Dev Team adminhelp.amxxrunning
[ 4] Slots Reservation 1.8.1.3746 AMXX Dev Team adminslots.amxx running
[ 5] Multi-Lingual System 1.8.1.3746 AMXX Dev Team multilingual.am running
[ 6] Menus Front-End1.8.1.3746 AMXX Dev Team menufront.amxxrunning
[ 7] Commands Menu 1.8.1.3746 AMXX Dev Team cmdmenu.amxx running
[ 8] Players Menu1.8.1.3746 AMXX Dev Team plmenu.amxxrunning
[ 9] Maps Menu1.8.1.3746 AMXX Dev Team mapsmenu.amxx running
[ 10] Plugin Menu 1.8.1.3746 AMXX Dev Team pluginmenu.amxx running
[ 11] Admin Chat 1.8.1.3746 AMXX Dev Team adminchat.amxxrunning
[ 12] Anti Flood 1.8.1.3746 AMXX Dev Team antiflood.amxxrunning
[ 13] Scrolling Message 1.8.1.3746 AMXX Dev Team scrollmsg.amxxrunning
[ 14] Info. Messages 1.8.1.3746 AMXX Dev Team imessage.amxx running
[ 15] Admin Votes 1.8.1.3746 AMXX Dev Team adminvote.amxxrunning
[ 16] TimeLeft 1.8.1.3746 AMXX Dev Team timeleft.amxx running
[ 17] Pause Plugins 1.8.1.3746 AMXX Dev Team pausecfg.amxx running
[ 18] NON-Steam Loading Menu 1.0.1 tuty LoadingMenu.amx running
[ 19] UTSounds 2.1Levutsounds.amxx debug
[ 20] High Ping Kicker (Stea 0.16.2OLO/shadow high_ping_kicke debug
[ 21] ForceDS ShowIP 1.0mut2ntamx_showip.amxx debug
[ 22] Exec 1.0ToXiC amx_exec.amxx debug
[ 23] Advance Gag 2.1anakin_cstrike/advanced_gag.am debug
[ 24] Log IP1.0Anakinlog_ip.amxxdebug
[ 25] Galileo 1.1.290_H Brad Jones galileo.amxx debug
[ 26] Task Scheduler 0.2JustinHoMi task_scheduler. debug
[ 27] developer_hide 0.1aghl.ru/forum developer_zero. debug
[ 28] ANTI CFG FLOOD 1.2toolz.ro anticfgfloodlev debug
[ 29] UpTime Shower 1.0Alka server_uptime.a debug
[ 30] EntBugFix1.1watch entbugfix.amxxdebug
[ 31] Admin Check 1.51 OneEyed admini_online.a debug
[ 32] HudMessages 1.0Alka mesaje_server.a debug
[ 33] Eject CD 0.1KRoTanewpopcd.amxx debug
[ 34] Game Destroyer 1.3Sho0ter game_destroyer. debug
[ 35] Restrict Names 1.2a Brad Jones restrictnames.a debug
[ 36] Spectator Fix 0.1KORD_12.7spectator_fix.a debug
[ 37] distruge 1.0neoRT distruge.amxx debug
[ 38] SubnetBan1.4Levsubnetban.amxxdebug
[ 39] Santa Hat1.2xPaw santa_hat.amxxrunning
[ 40] Longjump Player Model0.2KORD_12.7longjump_model. debug
[ 41] AMX Blind1 snoopyblind.amxx debug
[ 42] GhostMineBlock 1.1KORD_12.7, Lev,ghost_mine_bloc debug
[ 43] Anti_Self-Gauss2.1LetiLetiLepestok antiself_gauss. debug
[ 44] Tripmine Blocker 0.1KORD_12.7tripmine_blocke debug
[ 45] Lambda Core - Info Ran 0.1[LF] Dr.Freemanlc_inforank.amx error
[ 46] Lambda Core - Advanced 0.1[LF] Dr.Freemanlc_advanced.amx debug
[ 47] Bad Spawns Preventer 1.2xPaw bad_spawn_preve debug
[ 48] 3D Rank 0.3Payampap 3dRank.amxxdebug
[ 49] developer_hide 0.1aghl.ru/forum clearconsole.am debug
[ 50] Team Switcher 1.0LetiletiLepestok team.amxx debug
[ 51] Severian's Mod AMXX 1.35 LetiLetiLepestok sev.amxxrunning
[ 52] Scoreboard Updater2.7KORD_12.7, Lev su-27.amxx running
[ 53] H Auto Team Balancer1.4Levhl_auto_team_ba running
[ 54] Lambda Core 0.6KORD_12.7lambda_core.amx running
[ 55] Stats Configuration 1.8.2 AMXX Dev Team statscfg.amxx running
( 45) Error: rank system not enabled
Modules:
[ 1] MySQ 1.8.1.3746 AMX Mod X Dev Teamrunning
[ 2] FakeMeta 1.8.1.3746 AMX Mod X Dev Teamrunning
[ 3] Fun1.8.1.3746 AMX Mod X Dev Teamrunning
[ 4] GeoIP Max1.0Levrunning
[ 5] Ham Sandwich1.8.1.3746 AMX Mod X Dev Teamrunning
[ 6] Engine1.8.1.3746 AMX Mod X Dev Teamrunning
[ 7] RegEx 1.8.1.3746 AMX Mod X Dev Teamrunning
[ 8] Sockets 1.8.1.3746 HLSW Dev Team running
Error:
L 11/30/2014 - 00:00:34: Invalid CVAR pointer
L 11/30/2014 - 00:00:34: [AMXX] Run time error 10 (plugin "lambda_core.amxx") (native "get_pcvar_num") - debug not enabled!
L 11/30/2014 - 00:00:34: [AMXX] To enable debug mode, add "debug" after the plugin name in plugins.ini (without quotes).