2020-07-07T18:09:00 ntopng: [LuaEngine.cpp:12141] WARNING: Script failure [/usr/local/share/ntopng/scripts/callbacks/system/housekeeping.lua][/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:142: attempt to index a nil value (field 'alert_type')]2020-07-07T18:00:00 ntopng: [host.lua:8] [alert_consts.lua:207] ERROR: Missing required field 'alert_key' in /var/db/ntopng/plugins0/alert_definitions/alert_request_reply_ratio.lua2020-07-07T18:00:00 ntopng: [system.lua:8] [alert_consts.lua:207] ERROR: Missing required field 'alert_key' in /var/db/ntopng/plugins0/alert_definitions/alert_slow_purge.lua2020-07-07T17:56:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:56:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:56:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:56:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:45:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:45:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:45:00 ntopng: [host.lua:8] [alert_consts.lua:207] ERROR: Missing required field 'alert_key' in /var/db/ntopng/plugins0/alert_definitions/alert_user_activity.lua2020-07-07T17:45:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:45:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:45:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:45:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/host.lua] [/usr/local/share/ntopng/scripts/lua/modules/alerts_api.lua:321: attempt to index a nil value (field 'alert_type')]2020-07-07T17:12:00 ntopng: [minute.lua:11] [alert_consts.lua:207] ERROR: Missing required field 'alert_key' in /var/db/ntopng/plugins0/alert_definitions/alert_host_pool_disconnection.lua2020-07-07T17:12:00 ntopng: [minute.lua:11] [alert_consts.lua:207] ERROR: Missing required field 'alert_key' in /var/db/ntopng/plugins0/alert_definitions/alert_quota_exceeded.lua2020-07-07T17:11:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/flow.lua] [.../local/share/ntopng/scripts/callbacks/interface/flow.lua:444: attempt to index a nil value (local 'flow_status_type')]2020-07-07T17:11:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/flow.lua] [.../local/share/ntopng/scripts/callbacks/interface/flow.lua:444: attempt to index a nil value (local 'flow_status_type')]2020-07-07T17:11:00 ntopng: [AlertCheckLuaEngine.cpp:167] WARNING: Script failure[/usr/local/share/ntopng/scripts/callbacks/interface/flow.lua] [.../local/share/ntopng/scripts/callbacks/interface/flow.lua:444: attempt to index a nil value (local 'flow_status_type')]