Comand line ionic login don't work

Hi,

I have a count in ionic framework and when i’ll try login from cmd (ionic login).
This is the response:

Request: POST https://api.ionic.io/login
Response: 404
Body:
{ type: ‘NotFound’,
message: ‘No user found by that email’,
link: null }

And when i login in web page i don’t have any problem.

cli packages: (/usr/local/lib/node_modules)

@ionic/cli-utils  : 1.14.0
ionic (Ionic CLI) : 3.14.0

global packages:

cordova (Cordova CLI) : 7.0.1 

local packages:

@ionic/app-scripts : 2.1.4
Cordova Platforms  : android 6.2.3 ios 4.4.0
Ionic Framework    : ionic-angular 3.6.1

System:

Node  : v6.11.3
npm   : 3.10.10 
OS    : OS X El Capitan
Xcode : Xcode 7.3.1 Build version 7D1014 

Misc:

backend : legacy

Thanks.