Failed to re-package resources Admob integration

Hello, today I tried to integrate Admob Ads into my game but I am just running into issues while building.

My most consistent error is the following:

 CommandInvokationFailure: Failed to re-package resources. See the Console for details.
 D:\Daten\Desktop\Android\sdk\build-tools\23.0.3\aapt.exe package --auto-add-overlay -v -f -m -J gen -M AndroidManifest.xml -S "res" -I "D:/Daten/Desktop/Android/sdk\platforms\android-23\android.jar" -F bin/resources.ap_ --extra-packages com.unity.purchasing.amazon:android.support.v7.appcompat:com.unity.purchasing:com.google.firebase:com.android.vending.billing:com.google.unity:com.unity.purchasing.googleplay:com.google.example.games.mainlibproj:com.google.android.gms.ads.impl:com.google.android.gms.ads:com.google.android.gms.base:com.google.android.gms:com.google.android.gms.drive:com.google.android.gms.games:com.google.android.gms.nearby:com.google.android.gms.plus:com.google.android.gms.tasks:android.support.v4:com.Senshu.HanabiGame -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\AmazonAppStore\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\common\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\firebase-common-9.0.2\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\GoogleAIDL\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\GoogleMobileAdsPlugin\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\GooglePlay\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-ads-9.0.2\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-ads-lite-9.0.2\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-base-9.0.2\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-basement-9.0.2\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-drive-8.4.0\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-games-8.4.0\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-nearby-8.4.0\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-plus-8.4.0\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\play-services-tasks-9.0.2\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\support-v4-23.1.1\res" -S "D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\unity-android-resources\res"
 
 stderr[
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_alert_dialog_button_bar_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from <android.support.v7.widget.ButtonBarLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_alert_dialog_button_bar_material.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/abc_alert_dialog_button_bar_material for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_alert_dialog_material.xml:48: note: removing attribute http://schemas.android.com/apk/res/android:textAlignment from <android.support.v7.widget.DialogTitle>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_alert_dialog_material.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/abc_alert_dialog_material for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_dialog_title_material.xml:29: note: removing attribute http://schemas.android.com/apk/res/android:textAlignment from <TextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_dialog_title_material.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/abc_dialog_title_material for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_screen_toolbar.xml:27: note: removing attribute http://schemas.android.com/apk/res/android:touchscreenBlocksFocus from <android.support.v7.widget.ActionBarContainer>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_screen_toolbar.xml: note: using v21 attributes; synthesizing resource com.Senshu.HanabiGame:layout/abc_screen_toolbar for configuration v21.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_search_view.xml:47: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\abc_search_view.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/abc_search_view for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media.xml:42: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media.xml:34: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from <include>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media.xml:34: note: removing attribute http://schemas.android.com/apk/res/android:layout_toStartOf from <include>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/notification_template_big_media for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml:60: note: removing attribute http://schemas.android.com/apk/res/android:layout_toEndOf from <ImageView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml:46: note: removing attribute http://schemas.android.com/apk/res/android:layout_toEndOf from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml:46: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml:38: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from <include>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml:38: note: removing attribute http://schemas.android.com/apk/res/android:layout_toStartOf from <include>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml:30: note: removing attribute http://schemas.android.com/apk/res/android:layout_alignParentEnd from <include>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_big_media_narrow.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/notification_template_big_media_narrow for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_lines.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_lines.xml:77: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_lines.xml:96: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <TextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_lines.xml:64: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from <TextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_lines.xml:27: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_lines.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/notification_template_lines for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_media.xml:43: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginEnd from <include>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_media.xml:33: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from <LinearLayout>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_media.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/notification_template_media for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_part_chronometer.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <Chronometer>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_part_chronometer.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/notification_template_part_chronometer for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_part_time.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <DateTimeView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\notification_template_part_time.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/notification_template_part_time for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:drawableStart from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml: note: using v13 attributes; synthesizing resource com.Senshu.HanabiGame:layout/select_dialog_multichoice_material for configuration v13.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:drawableStart from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_material.xml: note: using v13 attributes; synthesizing resource com.Senshu.HanabiGame:layout/select_dialog_singlechoice_material for configuration v13.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\drawable\abc_textfield_search_material.xml:19: note: removing attribute http://schemas.android.com/apk/res/android:state_activated from <item>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\drawable\abc_textfield_search_material.xml: note: using v11 attributes; synthesizing resource com.Senshu.HanabiGame:drawable/abc_textfield_search_material for configuration v11.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_multichoice_material.xml: note: using v17 attributes; synthesizing resource com.Senshu.HanabiGame:layout/select_dialog_multichoice_material for configuration v17.
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from <CheckedTextView>
 D:\Daten\Eigene Dateien\Senshu Artware\Hanabi-Game\Temp\StagingArea\android-libraries\appcompat-v7-23.1.1\res\layout\select_dialog_singlechoice_materia<message truncated>

I already read similar other threads but no solution was helping me. Sometimes I get an error regarding the firebase-common plugin which unity auto-imports from the sdk.

I hope somebody can help me because I am running out of ideas.