Hi can somoene help me pls

[tismalhas]

Error: Problem with log4js configuration: ({ appenders:
[ { type: 'console' },
{ type: 'file', filename: 'logs/site_1499517945.log' } ] }) - must have a p roperty "appenders" of type object.
at tests.forEach (/var/www/bot/node_modules/log4js/lib/configuration.js:37:1 5)
at Array.forEach (native)
at Configuration.throwExceptionIf (/var/www/bot/node_modules/log4js/lib/conf iguration.js:35:11)
at new Configuration (/var/www/bot/node_modules/log4js/lib/configuration.js: 190:10)
at Object.configure (/var/www/bot/node_modules/log4js/lib/log4js.js:172:12)
at updateLog (/var/www/bot/cf.js:32:9)
at Object. (/var/www/bot/cf.js:29:1)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)