CommandInvokationFailure: Failed to re-package resources.

I create an android plugin in unity but when i start the project in my device i find this error: Error building Player: CommandInvokationFailure: Failed to re-package resources.

 Error building Player: CommandInvokationFailure: Failed to re-package resources. See the Console for details. C:\Users\xxxxx\AppData\Local\Android\android-sdk\build-tools\23.0.2\aapt.exe package --auto-add-overlay -v -f -m -J gen -M AndroidManifest.xml -S "res" -I "C:/Users/xxxxx/AppData/Local/Android/android-sdk\platforms\android-23\android.jar" -F bin/resources.ap_ --extra-packages com.wall.kwallads:com.unity3d.ads.android
 -S "C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res"
 -S "C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res"
 
 stderr[ C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
 
 C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
 
 C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\values-v14\styles.xml:8: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
 
 ] stdout[ Configurations:  (default)
 
 Files:   drawable\unityads_background_button_pause.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_background_button_pause.xml drawable\unityads_icon_play.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_play.xml drawable\unityads_icon_speaker_base.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_base.xml drawable\unityads_icon_speaker_triangle.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_triangle.xml drawable\unityads_icon_speaker_waves.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_waves.xml layout\unityads_button_audio_toggle.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_button_audio_toggle.xml layout\unityads_button_pause.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_button_pause.xml layout\unityads_view_video_paused.xml  Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_view_video_paused.xml layout\unityads_view_video_play.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_view_video_play.xml values\strings.xml
     Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\values\strings.xml AndroidManifest.xml
     Src: () AndroidManifest.xml
 
 Resource Dirs:   Type drawable
     drawable\unityads_background_button_pause.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_background_button_pause.xml
     drawable\unityads_icon_play.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_play.xml
     drawable\unityads_icon_speaker_base.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_base.xml
     drawable\unityads_icon_speaker_triangle.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_triangle.xml
     drawable\unityads_icon_speaker_waves.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_waves.xml Type layout
     layout\unityads_button_audio_toggle.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_button_audio_toggle.xml
     layout\unityads_button_pause.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_button_pause.xml
     layout\unityads_view_video_paused.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_view_video_paused.xml
     layout\unityads_view_video_play.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_view_video_play.xml Type values
     values\strings.xml
       Src: () C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\values\strings.xml Including resources from package: C:\Users\xxxxx\AppData\Local\Android\android-sdk\platforms\android-23\android.jar applyFileOverlay for drawable trying overlaySet Key=ic_launcher.png trying overlaySet Key=app_banner.png trying overlaySet Key=app_icon.png applyFileOverlay for layout trying overlaySet Key=activity_start.xml applyFileOverlay for anim applyFileOverlay for animator applyFileOverlay for interpolator applyFileOverlay for transition applyFileOverlay for xml applyFileOverlay for raw applyFileOverlay for color applyFileOverlay for menu trying overlaySet Key=start.xml applyFileOverlay for mipmap Processing image: res\drawable\app_icon.png Processing image: res\drawable-xhdpi\app_banner.png Processing image: C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallaProcedsssing\re sim\dragae: wablC:e-\Users\mxdxxxpi\ix\Docc_umentsl\palugnncher.p\Tngem p\StagingArea\android-libraries\kwallads\res\drawable-hdpi\ic_launcher.png
     (processed image res\drawable\app_icon.png: 94% size of source) Processing image: C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\drawable-xhdpi\ic_launcher.png
     (processed image C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\drawable-mdpi\ic_launcher.png: 96% size of source)
     (processed image res\drawable-xhdpi\app_banner.png: 93% size of source)
     (processed image C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\drawable-hdpi\ic_launcher.png: 97% size of source)
     (processed image C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\drawable-xhdpi\ic_launcher.png: 97% size of source)
     (new resource id app_banner from xhdpi-v4\drawable\app_banner.png
 #generated)
     (new resource id app_icon from drawable\app_icon.png #generated)
     (new resource id ic_launcher from mdpi-v4\drawable\ic_launcher.png
 #generated)
     (new resource id ic_launcher from hdpi-v4\drawable\ic_launcher.png
 #generated)
     (new resource id ic_launcher from xhdpi-v4\drawable\ic_launcher.png
 #generated)
     (new resource id unityads_background_button_pause from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_background_button_pause.xml)
     (new resource id unityads_icon_play from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_play.xml)
     (new resource id unityads_icon_speaker_base from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_base.xml)
     (new resource id unityads_icon_speaker_triangle from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_triangle.xml)
     (new resource id unityads_icon_speaker_waves from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\drawable\unityads_icon_speaker_waves.xml)
     (new resource id activity_start from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\layout\activity_start.xml)
     (new resource id unityads_button_audio_toggle from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_button_audio_toggle.xml)
     (new resource id unityads_button_pause from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_button_pause.xml)
     (new resource id unityads_view_video_paused from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_view_video_paused.xml)
     (new resource id unityads_view_video_play from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\unityads\res\layout\unityads_view_video_play.xml)
     (new resource id start from C:\Users\xxxxx\Documents\plgn\Temp\StagingArea\android-libraries\kwallads\res\menu\start.xml)

AndroidManifest.xml:

 <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.wall.kwallads"
     android:versionCode="1"
     android:versionName="1.0" >
 
     <uses-sdk
         android:minSdkVersion="8"
         android:targetSdkVersion="21" />
 
     <application
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
         android:theme="@style/AppTheme" >
         <activity
             android:name=".StartActivity"
             android:label="@string/app_name" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
     </application>
 
 </manifest>