title: Mac10.14, 10.14 vm's xcode unable to launch simulator on azure hosted agents for reactnative builds
body: <p>We are trying to automate our build process as well Testing process. During our build Process we encountered a problem Azure hosted mac vm's unable to start simulator's</p>
  
  <p>Application:Reactnative -IOS</p>
  
  <p>xcode:10</p>
  
  <p>node:12.X</p>
  
  <p>mac 10.4,10.3</p>
  
  <pre><code>   Error:
  
     Scanning folders for symlinks in /Users/vsts/agent/2.155.1/work/1/s/node_modules (21ms)
     Found Xcode workspace SchemaXXX.xcworkspace
     Could not find iPhone 6 simulator 
     For Testing we are using detox automation. It is working fine other 3rd party mac vms.
  
    Error:In Azure Devops says device not found.
  
  </code></pre>