play-games-plugin with Admob plugin .. failed to repackage resources ..

Hello guys …

my problem is (Failed to re-package resources) when build the apk … i completed adding Admob to my project and test it … it works fine … the problem comes when i import play-games-plugin-for-unity to my project and try to build the apk …

CommandInvokationFailure: Failed to re-package resources.
C:\Users\Darker\AppData\Local\Android\sdk\build-tools\26.0.0\aapt.exe package --auto-add-overlay -v -f -m -J "gen" -M "AndroidManifest.xml" -S "res" -I "C:\Users\Darker\AppData\Local\Android\sdk\platforms\android-25\android.jar" -F bin/resources.ap_ --extra-packages android.support.v7.appcompat:com.google.example.games.mainlibproj:com.google.android.gms.ads.impl:com.google.android.gms.ads:com.google.android.gms.auth.api:com.google.android.gms.auth:com.google.android.gms.base:com.google.android.gms.base:com.google.android.gms:com.google.android.gms:com.google.android.gms.drive:com.google.android.gms.games:com.google.android.gms.gass:com.google.android.gms.nearby:com.google.android.gms.tasks:com.google.android.gms.tasks:android.support.compat:android.support.coreui:android.support.coreutils:android.support.fragment:android.support.mediacompat:android.support.v4 -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-ads-10.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-ads-lite-10.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-auth-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-auth-base-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-10.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-basement-10.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-basement-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-drive-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-games-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-gass-10.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-nearby-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-tasks-10.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-tasks-11.0.2\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\support-compat-25.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\support-core-ui-25.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\support-core-utils-25.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\support-fragment-25.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\support-media-compat-25.2.0\res" -S "E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\support-v4-25.2.0\res"

stderr[
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\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>
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_alert_dialog_button_bar_material.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/abc_alert_dialog_button_bar_material for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\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>
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_alert_dialog_material.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/abc_alert_dialog_material for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_dialog_title_material.xml:29: note: removing attribute http://schemas.android.com/apk/res/android:textAlignment from <TextView>
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_dialog_title_material.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/abc_dialog_title_material for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_screen_toolbar.xml:27: note: removing attribute http://schemas.android.com/apk/res/android:touchscreenBlocksFocus from <android.support.v7.widget.ActionBarContainer>
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_screen_toolbar.xml: note: using v21 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/abc_screen_toolbar for configuration v21.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_search_view.xml:47: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from <LinearLayout>
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\abc_search_view.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/abc_search_view for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout

otification_template_big_media.xml:42: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media.xml:34: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media.xml:34: note: removing attribute http://schemas.android.com/apk/res/android:layout_toStartOf from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/notification_template_big_media for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml:60: note: removing attribute http://schemas.android.com/apk/res/android:layout_toEndOf from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml:46: note: removing attribute http://schemas.android.com/apk/res/android:layout_toEndOf from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml:46: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml:38: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml:38: note: removing attribute http://schemas.android.com/apk/res/android:layout_toStartOf from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml:30: note: removing attribute http://schemas.android.com/apk/res/android:layout_alignParentEnd from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_big_media_narrow.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/notification_template_big_media_narrow for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_lines.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_lines.xml:77: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_lines.xml:96: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_lines.xml:64: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_lines.xml:27: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_lines.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/notification_template_lines for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_media.xml:43: note: removing attribute http://schemas.android.com/apk/res/android:layout_marginEnd from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_media.xml:33: note: removing attribute http://schemas.android.com/apk/res/android:layoutDirection from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_media.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/notification_template_media for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_part_chronometer.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_part_chronometer.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/notification_template_part_chronometer for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_part_time.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout
otification_template_part_time.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/notification_template_part_time for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\select_dialog_multichoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\select_dialog_multichoice_material.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/select_dialog_multichoice_material for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingStart from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\select_dialog_singlechoice_material.xml:18: note: removing attribute http://schemas.android.com/apk/res/android:paddingEnd from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\layout\select_dialog_singlechoice_material.xml: note: using v17 attributes; synthesizing resource com.TortoiseDev.SaveLife:layout/select_dialog_singlechoice_material for configuration v17.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\drawable\abc_ratingbar_indicator_material.xml:23: note: removing attribute http://schemas.android.com/apk/res/android:tileModeX from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\drawable\abc_ratingbar_indicator_material.xml: note: using v21 attributes; synthesizing resource com.TortoiseDev.SaveLife:drawable/abc_ratingbar_indicator_material for configuration v21.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\drawable\abc_ratingbar_small_material.xml:23: note: removing attribute http://schemas.android.com/apk/res/android:tileModeX from
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\appcompat-v7-23.4.0\res\drawable\abc_ratingbar_small_material.xml: note: using v21 attributes; synthesizing resource com.TortoiseDev.SaveLife:drawable/abc_ratingbar_small_material for configuration v21.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-10.2.0\res\values\values.xml:33: error: Attribute “imageAspectRatioAdjust” already defined with incompatible format.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-11.0.2\res\values\values.xml:34: Original attribute defined here.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-10.2.0\res\values\values.xml:46: error: Attribute “buttonSize” already defined with incompatible format.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-11.0.2\res\values\values.xml:47: Original attribute defined here.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-10.2.0\res\values\values.xml:54: error: Attribute “colorScheme” already defined with incompatible format.
E:\Game Development\Safe Life\Save Life Android\Temp\StagingArea\android-libraries\play-services-base-11.0.2\res\values\values.x

I just had to work through this issue as well. The problem comes from play-services-base-10.2.0 conflicting with play-services-base-11.0.2.

In my case the version was different, but it seems like the solution is always similar.
Delete the older .aar file in Assets/Plugins/Android/ (or subfolders)