title: Errors IOS 10 - Unable to copy asset information from https://mesu.apple.com/assets/ for asset type com.apple.MobileAsset.TextInput.SpellChecker
body: <p>I have a set of UITextfield for users to be able to Sign Up. 
  My app builds successfully but whenever I try to enter @ in the email text field it display the messages below and makes it impossible to register a user, the register button can not be clicked on. 
  Does anyone know what is going on? and how can I fix this issue?</p>
  
  <pre><code>2017-04-14 15:41:26.949699-0400 Oja[72824:36708711] 0x6080003484b0 Copy matching assets reply: XPC_TYPE_DICTIONARY  &lt;dictionary: 0x6080003484b0&gt; { count = 1, transaction: 0, voucher = 0x0, contents =
  "Result" =&gt; &lt;int64: 0x608000222e40&gt;: 29
  }
  2017-04-14 15:41:26.951188-0400 Oja[72824:36708711] 0x600000150e30 Daemon configuration query reply: XPC_TYPE_DICTIONARY  &lt;dictionary: 0x600000150e30&gt; { count = 2, transaction: 0, voucher = 0x0, contents =
  "Dictionary" =&gt; &lt;dictionary: 0x600000345800&gt; { count = 1, transaction: 0, voucher = 0x0, contents =
      "ServerURL" =&gt; &lt;dictionary: 0x600000344db0&gt; { count = 3, transaction: 0, voucher = 0x0, contents =
          "com.apple.CFURL.magic" =&gt; &lt;uuid: 0x600000043000&gt; C3853DCC-9776-4114-B6C1-FD9F51944A6D
          "com.apple.CFURL.string" =&gt; &lt;string: 0x6000000553c0&gt; { length = 30, contents = "https://mesu.apple.com/assets/" }
          "com.apple.CFURL.base" =&gt; &lt;null: 0x114b17f40&gt;: null-object
      }
  }
  "Result" =&gt; &lt;int64: 0x600000037360&gt;: 0
  }
  2017-04-14 15:41:26.951649-0400 Oja[72824:36708711] [MobileAssetError:29] Unable to copy asset information from https://mesu.apple.com/assets/ for asset type com.apple.MobileAsset.TextInput.SpellChecker
  </code></pre>