Unsupported version for hashserver: 5704/1.27.04

error.txt

authenticate.js?6a8b:67 Error: Unsupported version for hashserver: 5704/1.27.04
    at request.getAsync.then.response (/Users/Shared/Development/PokeNurse/app/node_modules/pogobuf/pogobuf/pogobuf.client.js:1217:23)
    at Request.self.callback (/Users/Shared/Development/PokeNurse/app/node_modules/request/request.js:186:22)
    at emitTwo (events.js:106:13)
    at Request.emit (events.js:191:7)
    at Request.<anonymous> (/Users/Shared/Development/PokeNurse/app/node_modules/request/request.js:1081:10)
    at emitOne (events.js:96:13)
    at Request.emit (events.js:188:7)
    at IncomingMessage.<anonymous> (/Users/Shared/Development/PokeNurse/app/node_modules/request/request.js:1001:12)
    at IncomingMessage.g (events.js:286:16)
From previous event:
    at Client.initializeHashingServer (/Users/Shared/Development/PokeNurse/app/node_modules/pogobuf/pogobuf/pogobuf.client.js:1209:83)
From previous event:
    at EventEmitter.Client.init (/Users/Shared/Development/PokeNurse/app/node_modules/pogobuf/pogobuf/pogobuf.client.js:115:31)
    at _callee$ (eval at <anonymous> (http://localhost:3009/dist/bundle.js:4869:2), <anonymous>:91:31)
    at tryCatch (eval at <anonymous> (http://localhost:3009/dist/bundle.js:3531:2), <anonymous>:64:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (eval at <anonymous> (http://localhost:3009/dist/bundle.js:3531:2), <anonymous>:355:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (eval at <anonymous> (http://localhost:3009/dist/bundle.js:3531:2), <anonymous>:116:21)
    at step (eval at <anonymous> (http://localhost:3009/dist/bundle.js:4869:2), <anonymous>:31:191)
    at eval (eval at <anonymous> (http://localhost:3009/dist/bundle.js:4869:2), <anonymous>:31:361)
    at process._tickCallback (internal/process/next_tick.js:103:7)_callee$ @ authenticate.js?6a8b:67tryCatch @ runtime.js?1aab:64invoke @ runtime.js?1aab:355prototype.(anonymous function) @ runtime.js?1aab:116step @ authenticate.js?6a8b:15(anonymous function) @ authenticate.js?6a8b:15_tickCallback @ internal/process/next_tick.js:103
core.js?dfa1:98  action @ 06:46:40.883 USER_LOGIN_FAILED