ionic BUILD FAILED

BUILD FAILED

Total time: 24.572 secs
FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':processArmv7DebugResources'.

com.android.ide.common.process.ProcessException: Failed to execute aapt

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.
  Error: cmd: Command failed with exit code 1 Error output:
  ERROR: In FontFamilyFont, unable to find attribute android:fontVariationSettings
  ERROR: In FontFamilyFont, unable to find attribute android:ttcIndex

FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':processArmv7DebugResources'.

com.android.ide.common.process.ProcessException: Failed to execute aapt

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

[ERROR] An error occurred while running cordova build android --debug (exit code 1).

http://blog.csdn.net/wu_zz/article/details/79518070

D:\GitHub\qqtr\jiyixunlianmobile\platforms\android\build.gradle

configurations.all {  
    resolutionStrategy {  
        force 'com.android.support:support-v4:27.1.0'  
    }  
}