Pingchecker

Hi guys,
I need your help for how to use the pingchecker because don't work. I already activate it in the ...\config\plugins\pingchecker.json

[26.02.17 19:02:54] Info: =========================
[26.02.17 19:02:54] Info: GSManager (Version 1.2.1)
[26.02.17 19:02:54] Info: =========================
[26.02.17 19:02:54] Info: Config loaded: basics.json
[26.02.17 19:02:54] Info: Config loaded: plugins/antiteamkill.json
[26.02.17 19:02:54] Info: Config loaded: plugins/automessages.json
[26.02.17 19:02:54] Info: Config loaded: plugins/balancer.json
[26.02.17 19:02:54] Info: Config loaded: plugins/censor.json
[26.02.17 19:02:54] Info: Config loaded: plugins/customcommands.json
[26.02.17 19:02:54] Info: Config loaded: plugins/funmessages.json
[26.02.17 19:02:54] Info: Config loaded: plugins/highticket.json
[26.02.17 19:02:54] Info: Config loaded: plugins/killmessages.json
[26.02.17 19:02:54] Info: Config loaded: plugins/mapcycle.json
[26.02.17 19:02:54] Info: Config loaded: plugins/mapsettings.json
[26.02.17 19:02:54] Info: Config loaded: plugins/nameprotection.json
[26.02.17 19:02:54] Info: Config loaded: plugins/nuke.json
[26.02.17 19:02:54] Info: Config loaded: plugins/pingchecker.json
[26.02.17 19:02:54] Info: Config loaded: plugins/randommapcycle.json
[26.02.17 19:02:54] Info: Config loaded: plugins/reports.json
[26.02.17 19:02:54] Info: Config loaded: plugins/reservedslots.json
[26.02.17 19:02:54] Info: Config loaded: plugins/rules.json
[26.02.17 19:02:54] Info: Config loaded: plugins/skillscrambler.json
[26.02.17 19:02:54] Info: Config loaded: plugins/statistics.json
[26.02.17 19:02:54] Info: Config loaded: plugins/streakmessages.json
[26.02.17 19:02:54] Info: Config loaded: plugins/votings.json
[26.02.17 19:02:54] Info: Config loaded: plugins/weaponrestrictions.json
[26.02.17 19:02:54] Info: Config loaded: plugins/welcomemessages.json
[26.02.17 19:02:54] Info: Config loaded: users.json
[26.02.17 19:02:54] Info: Config loaded: groups.json
[26.02.17 19:02:54] Info: Config loaded: reasons.json
[26.02.17 19:02:54] Info: Config loaded: aliases.json
[26.02.17 19:02:54] Info: All config files were parsed
[26.02.17 19:02:55] Info: GeoIP: Database F:\admin\gsm\daemon\libraries\geoip\GeoLite2-City.mmdb successfully opened
[26.02.17 19:02:55] Info: GeoIP: Initialization finished
[26.02.17 19:02:55] Info: API successfully initialized.
[26.02.17 19:02:55] Info: RCON command executed: 'version'
[26.02.17 19:02:56] Notice: RCON connection established (80.86.171.208:28960)
[26.02.17 19:02:56] Notice: Game detected: Call of Duty 2
[26.02.17 19:02:57] Notice: Dvar check successful
[26.02.17 19:02:57] Warning: Punishment kill does not exist. Skipping.
[26.02.17 19:02:58] Warning: Can't register subcommand quit -> srv. The parent command doesn't exist
[26.02.17 19:02:58] Notice: Punkbuster: PB is disabled on this server (sv_punkbuster = 0), please enable it before using this plugin
[26.02.17 19:02:59] Info: Set Dvar _gsmanager to '1.2.1'
[26.02.17 19:03:00] Info: Synced playerlist with 'status' (0 players online)
[26.02.17 19:03:01] Info: Updated Dvar g_gametype
[26.02.17 19:03:01] Info: *******************************
[26.02.17 19:03:01] Info: * CREATED ADMIN TOKEN *
[26.02.17 19:03:01] Info: * ********* *
[26.02.17 19:03:01] Info: * You can use it ingame over *
[26.02.17 19:03:01] Info: * !token use ******* *
[26.02.17 19:03:01] Info: *******************************
[26.02.17 19:03:01] Info: == Loading plugins and commands ==
[26.02.17 19:03:01] Notice: + Loading Plugin 'Automatic Messages' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Censor' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Custom Commands' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Fun Messages' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Kill Messages' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Map Settings' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Name Protection' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Random MapCycle' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Reports' (v1.0.0) by Yenz
[26.02.17 19:03:01] Notice: + Loading Plugin 'Rules' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Statistics' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Streak Messages' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Votings' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Notice: + Loading Plugin 'Weapon Restrictions' (v1.0.0) by Master of Little
[26.02.17 19:03:01] Notice: + Loading Plugin 'Welcome Messages' (v1.0.0) by Mirko911
[26.02.17 19:03:01] Info: == Finished loading plugins (15 plugins) ==
[26.02.17 19:03:01] Info: !! Finished initialisation
[26.02.17 19:03:01] Info: === Start processing loglines... ===
[26.02.17 19:03:01] Info: Successfully connected to FTP server: '80.86.171.208:21' as 's1214554'
[26.02.17 19:03:03] Notice: Cannot connect to GSManager Master Server at 'http://gsmanager.de/report.php' => Skip reporting!