Error on create app 404 code, Fn Project

[Erickvami]

Description
I just install Fn project and everything is ok until "fn create app" command, it returns
Fn: [POST /apps][404] CreateApp default &{Fields: Message:}

Steps to reproduce the issue:

1. brew install fn
2. fn init --runtime node nodefn
3. cd nodefn
4. sudo fn create app nodejsapp

Describe the results you received:
Fn: [POST /apps][404] CreateApp default &{Fields: Message:}

See 'fn --help' for more information. Client version: 0.5.85

Describe the results you expected:
Successfully created app: nodejsapp

Additional information you deem important (e.g. issue happens only occasionally):

Output of fn version (CLI command):

Fn: [POST /apps][404] CreateApp default  &{Fields: Message:}

See 'fn <command> --help' for more information. Client version: 0.5.85

Additional environment details (OSX, Linux, flags, etc.):
OS: Ubuntu 18.04.3 LTS
Docker version: 17.05.0-ce