title: Why am getting this error in android studio
body: <p>hi am using android studio for app development.when i build the app i get this error. i don't know how to resolve this.Please help me to solve this error.</p>
  
  <pre><code>Error:Execution failed for task ':app:mergeDebugResources'.
  &gt; Unsupported type 'String' in file /Users/win7/Documents/Android Development/Workspace/sample/app/src/main/res/values/strings.xml
  </code></pre>
  
  <p>My app string xml is </p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;resources&gt;
      &lt;string name="app_name"&gt;Sample&lt;/string&gt;
      &lt;string name="hello_world"&gt;Hello world!&lt;/string&gt;
      &lt;string name="action_settings"&gt;Settings&lt;/string&gt;
      &lt;string name="firstscreenTitle"&gt;SCREEN ONE&lt;/string&gt;
      &lt;string name="secondscreenTitle"&gt;SCREEN TWO&lt;/string&gt;
      &lt;String name="thirdscreenTitle"&gt;SCREEN THREE&lt;/String&gt;
  &lt;/resources&gt;
  </code></pre>