title: Cordova Ios Assets Catalog Compiler error on Xcode 9.4
body: <p>I have this error when excecute the cordova app in iphone device:</p>
  
  <pre><code>/Users/myuser/Desktop/myionicCordovaproject/platforms/ios/MyprojectName/Images.xcassets: error: Failed to write image data for the launch image set from "LaunchImage.launchimage/Default-Portrait@2x~ipad.png" to "/Users/myuser/Library/Developer/Xcode/DerivedData/myProjectName-agddjdisjisxvgbuefjxrhzmruvc/Build/Products/Debug-iphoneos/myProjectName.app/LaunchImage-Portrait@2x~ipad.png".
  Underlying Errors:
      Description: pngcrush exited with signal '6' for "/Users/myuser/Desktop/myionicCordovaproject/platforms/ios/myProjectName/Images.xcassets/LaunchImage.launchimage/Default-Portrait@2x~ipad.png". 
  Error output:
  dyld: Library not loaded: /System/Library/Frameworks/OpenDirectory.framework/Versions/A/Frameworks/CFOpenDirectory.framework/Versions/A/CFOpenDirectory
    Referenced from: /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/OSServices.framework/Versions/A/OSServices
    Reason: malformed mach-o: load commands size (1533929015) &gt; 32768
  </code></pre>
  
  <p>This error only present with compile the app in phisical devices , in emulator not present error.</p>
  
  <p>My system information:</p>
  
  <pre><code>Cordova CLI: 8.0.0
  Gulp version:  CLI version 2.0.1
  Gulp local:   Local version 3.9.1
  Ionic Framework Version: 1.2.4-nightly-1917
  Ionic CLI Version: 2.0.0
  Ionic App Lib Version: 2.0.0-beta.20
  ios-deploy version: 2.0.0 
  ios-sim version: 7.0.0 
  OS: Mac OS X El Capitan
  Node Version: v4.8.0  
  Xcode version: Xcode 9.4.1 Build version 9F2000 
  </code></pre>