VK-0 (err): TypeError: Cannot set property 'alreadyExist' of undefined
VK-0 (err): at /home/badvolt/VK/node_modules/kue-scheduler/node_modules/kue-unique/index.js:196:42
VK-0 (err): at /home/badvolt/VK/node_modules/kue/lib/queue/job.js:169:14
VK-0 (err): at try_callback (/home/badvolt/VK/node_modules/kue/node_modules/redis/index.js:592:9)
VK-0 (err): at RedisClient.return_reply (/home/badvolt/VK/node_modules/kue/node_modules/redis/index.js:685:13)
VK-0 (err): at ReplyParser. (/home/badvolt/VK/node_modules/kue/node_modules/redis/index.js:321:14)
VK-0 (err): at ReplyParser.emit (events.js:107:17)
VK-0 (err): at ReplyParser.send_reply (/home/badvolt/VK/node_modules/kue/node_modules/redis/lib/parser/javascript.js:300:10)
VK-0 (err): at ReplyParser.execute (/home/badvolt/VK/node_modules/kue/node_modules/redis/lib/parser/javascript.js:211:22)
VK-0 (err): at RedisClient.on_data (/home/badvolt/VK/node_modules/kue/node_modules/redis/index.js:547:27)
VK-0 (err): at Socket. (/home/badvolt/VK/node_modules/kue/node_modules/redis/index.js:102:14)
VK-0 (err): at Socket.emit (events.js:107:17)
VK-0 (err): at readableAddChunk (_stream_readable.js:163:16)
VK-0 (err): at Socket.Readable.push (_stream_readable.js:126:10)
VK-0 (err): at TCP.onread (net.js:538:20)
This is my function:
And I call callback() like this: