4 errors after implementing unity ads in my game.

after putting unity ads in my game i got 4 error when trying to build the game on android.

1rst error:
CommandInvokationFailure: Failed to re-package resources. C:\Users\Twist\AppData\Local\Android\android-sdk\build-tools\27.0.2\aapt.exe package --auto-add-overlay -v -f -m -J "gen" -M "AndroidManifest.xml" -S "res" -I "C:/Users/Twist/AppData/Local/Android/android-sdk\platforms\android-23\android.jar" -F bin/resources.ap_ --extra-packages com.unity3d.ads -S "C:\Users\Twist\Desktop\Unity Games\Games\World Run - REMASTERED\Temp\StagingArea\android-libraries\UnityAds\res"

stderr[ AndroidManifest.xml:5: error: Error: String types not allowed (at 'configChanges' with value 'mcc|mnc|locale|touchscreen|keyboard|keyboardHidden|navigation|orientation|screenLayout|uiMode|screenSize|smallestScreenSize|fontScale|layoutDirection|density').

] stdout[ Configurations: (default)

Files: AndroidManifest.xml Src: () AndroidManifest.xml

Resource Dirs: Including resources from package: C:\Users\Twist\AppData\Local\Android\android-sdk\platforms\android-23\android.jar applyFileOverlay for drawable trying overlaySet Key=app_banner.png trying overlaySet Key=app_icon.png applyFileOverlay for layout applyFileOverlay for anim applyFileOverlay for animator applyFileOverlay for interpolator applyFileOverlay for transition applyFileOverlay for xml applyFileOverlay for raw applyFileOverlay for color applyFileOverlay for menu applyFileOverlay for font applyFileOverlay for mipmap Processing image: res\drawable-xhdpi\app_banner.png Processing image: res\drawable-mdpi\app_icon.png (processed image res\drawable-mdpi\app_icon.png: 90% size of source) (processed image res\drawable-xhdpi\app_banner.png: 93% size of source) (new resource id app_banner from xhdpi-v4\drawable\app_banner.png #generated) (new resource id app_icon from mdpi-v4\drawable\app_icon.png #generated) ] exit code: 1 UnityEditor.Android.Command.WaitForProgramToRun (UnityEditor.Utils.Program p, UnityEditor.Android.WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) UnityEditor.Android.Command.Run (System.Diagnostics.ProcessStartInfo psi, UnityEditor.Android.WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) UnityEditor.Android.PostProcessor.Tasks.TasksCommon.Exec (System.String command, System.String args, System.String workingdir, System.String errorMsg) UnityEditor.Android.PostProcessor.Tasks.BuildResources.CompileResources (UnityEditor.Android.PostProcessor.PostProcessorContext context) UnityEditor.Android.PostProcessor.Tasks.BuildResources.Execute (UnityEditor.Android.PostProcessor.PostProcessorContext context) UnityEditor.Android.PostProcessor.PostProcessRunner.RunAllTasks (UnityEditor.Android.PostProcessor.PostProcessorContext context) UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)
Second error:
Error building Player: 2 errors
Third error
Build completed with a result of 'Failed' UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr) Fourth Error
UnityEditor.BuildPlayerWindow+BuildMethodException: 3 errors at UnityEditor.BuildPlayerWindow+DefaultBuildMethods.BuildPlayer (BuildPlayerOptions options) [0x00207] in C:\buildslave\unity\build\Editor\Mono\BuildPlayerWindowBuildMethods.cs:172 at UnityEditor.BuildPlayerWindow.CallBuildMethods (Boolean askForBuildLocation, BuildOptions defaultBuildOptions) [0x00050] in C:\buildslave\unity\build\Editor\Mono\BuildPlayerWindowBuildMethods.cs:83 UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr) Plz help