title: AAPT: error: resource android:attr/colorError not found
body: <p>I'm executing "tns run android" on a NativeScript project but I'm getting the following errors:</p>
  
  <pre><code>C:\Users\jim\.gradle\caches\transforms-1\files-1.1\appcompat-v7-27.0.2.aar\462a                                                                                                                 922193e097e31bddc3aa6795fc06\res\values-v26\values-v26.xml:9:5-12:13: AAPT: error: resource android:attr/colorError not found.
  
  C:\Users\jim\.gradle\caches\transforms-1\files-1.1\appcompat-v7-27.0.2.aar\462a                                                                                                                 922193e097e31bddc3aa6795fc06\res\values-v26\values-v26.xml:13:5-16:13: AAPT: error: resource android:attr/colorError not found.
  
  C:\Users\jim\.gradle\caches\transforms-1\files-1.1\appcompat-v7-27.0.2.aar\462a                                                                                                                 922193e097e31bddc3aa6795fc06\res\values-v26\values-v26.xml:17:5-93: AAPT: error: style attribute 'android:attr/keyboardNavigationCluster' not found.
  
  C:\Users\jim\.gradle\caches\transforms-1\files-1.1\appcompat-v7-27.0.2.aar\462a                                                                                                                 922193e097e31bddc3aa6795fc06\res\values\values.xml:252:5-69: AAPT: error: resource android:attr/fontStyle not found.
  
  C:\Users\jim\.gradle\caches\transforms-1\files-1.1\appcompat-v7-27.0.2.aar\462a                                                                                                                 922193e097e31bddc3aa6795fc06\res\values\values.xml:252:5-69: AAPT: error: resource android:attr/font not found.
  
  C:\Users\jim\.gradle\caches\transforms-1\files-1.1\appcompat-v7-27.0.2.aar\462a                                                                                                                 922193e097e31bddc3aa6795fc06\res\values\values.xml:252:5-69: AAPT: error: resource android:attr/fontWeight not found.
  
  FAILURE: Build failed with an exception.
  
  * What went wrong:
  Execution failed for task ':app:processDebugResources'.
  &gt; Failed to process resources, see aapt output above for details.
  </code></pre>
  
  <p>I'm new to NativeScript and to Android development.  What are the recommended steps to debug/fix this error?</p>