Apples-MacBook-Pro:ionicc1 apple$ ionic cordova platform add ios

cordova platform add ios --save
Running command - failed!
[ERROR] Cordova encountered an error.
You may get more insight by running the Cordova command above directly.

[ERROR] An error occurred while running cordova platform add ios --save (exit
code 1):

Using cordova-fetch for cordova-ios@~4.4.0
Adding ios project...
Creating Cordova project for the iOS platform:
Path: ../../../../documents/projects/ionic_vaioti/ionicc1/platforms/ios
Package: com.vaioti
Name: VAIOTI
iOS project created with cordova-ios@4.4.0
Error: Source path does not exist:
resources\android\icon\drawable-xhdpi-icon.png

ionic info

Apples-MacBook-Pro:ionicc1 apple$ ionic info

global packages:

@ionic/cli-utils : 1.4.0
Cordova CLI : 7.0.1
Ionic CLI : 3.4.0
local packages:

@ionic/app-scripts : 1.3.4
@ionic/cli-plugin-cordova : 1.4.0
@ionic/cli-plugin-ionic-angular : 1.3.1
Cordova Platforms : android 6.1.2 ios 4.4.0
Ionic Framework : ionic-angular 2.0.0-rc.5-201701232249
System:

Node : v6.11.0
OS : macOS Sierra
Xcode : Xcode 8.3.3 Build version 8E3004b
ios-deploy : not installed
ios-sim : not installed
npm : 3.10.10