Sorry if this has been asked before. I looked around but didn't see if this was asked already.
i'm using admob for my unity to support android devices. i wasn't getting these error messages with the test ads but right when I'm ready to roll out the real release, this wrecks everything and i probably won't get any ads on my game with this error (there's 3 but they're the same msg, just slightly diff details). I already reimported the GoogleMobileAds plugin... about 8 times now, forced resolved with the External Dependency Manager, checked to make sure admob and my files matched... made sure the jdk, sdk and ndk pathways were correct, restarted everything... I'm at a loss. Below is the details. Can anyone please help?
FATAL EXCEPTION: main
Process: com.ButtonCanGames.ZombieLift, PID: 19887
java.lang.NoClassDefFoundError: Failed resolution of: Lcom/google/android/gms/ads/InterstitialAd;
at com.google.unity.ads.Interstitial$1.run(Interstitial.java:64)
at android.os.Handler.handleCallback(Handler.java:873)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6718)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gms.ads.InterstitialAd" on path: DexPathList[[zip file "/system/framework/android.test.runner.jar", zip file "/system/framework/android.test.mock.jar", zip file "/system/framework/org.apache.http.legacy.boot.jar", zip file "/data/app/androidx.test.tools.crawler-BZ_iYIYR50TtKkdZP3zuUA==/base.apk", zip file "/data/app/com.ButtonCanGames.ZombieLift-aiB72KlhUad62Ba6DhLi1w==/base.apk", zip file "/data/app/com.ButtonCanGames.ZombieLift-aiB72KlhUad62Ba6DhLi1w==/split_config.arm64_v8a.apk"],nativeLibraryDirectories=[/data/app/androidx.test.tools.crawler-BZ_iYIYR50TtKkdZP3zuUA==/lib/arm64, /data/app/com.ButtonCanGames.ZombieLift-aiB72KlhUad62Ba6DhLi1w==/lib/arm64, /data/app/androidx.test.tools.crawler-BZ_iYIYR50TtKkdZP3zuUA==/base.apk!/lib/arm64-v8a, /data/app/com.ButtonCanGames.ZombieLift-aiB72KlhUad62Ba6DhLi1w==/base.apk!/lib/arm64-v8a, /data/app/com.ButtonCanGames.ZombieLift-aiB72KlhUad62Ba6DhLi1w==/split_config.arm64_v8a.apk!/lib/arm64-v8a, /system/lib64]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:134)
at java.lang.ClassLoader.loadClass(ClassLoader.java:379)
at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
... 8 more
Suppressed: java.io.IOException: No original dex files found for dex location /data/app/com.ButtonCanGames.ZombieLift-aiB72KlhUad62Ba6DhLi1w==/split_config.arm64_v8a.apk
at dalvik.system.DexFile.openDexFileNative(Native Method)
at dalvik.system.DexFile.openDexFile(DexFile.java:354)
at dalvik.system.DexFile.<init>(DexFile.java:101)
at dalvik.system.DexFile.<init>(DexFile.java:75)
at dalvik.system.DexPathList.loadDexFile(DexPathList.java:394)
at dalvik.system.DexPathList.makeDexElements(DexPathList.java:354)
at dalvik.system.DexPathList.<init>(DexPathList.java:164)
at dalvik.system.BaseDexClassLoader.<init>(BaseDexClassLoader.java:74)
at dalvik.system.BaseDexClassLoader.<init>(BaseDexClassLoader.java:65)
at dalvik.system.PathClassLoader.<init>(PathClassLoader.java:64)
at com.android.internal.os.ClassLoaderFactory.createClassLoader(ClassLoaderFactory.java:73)
at com.android.internal.os.ClassLoaderFactory.createClassLoader(ClassLoaderFactory.java:88)
at android.app.ApplicationLoaders.getClassLoader(ApplicationLoaders.java:74)
at android.app.ApplicationLoaders.getClassLoader(ApplicationLoaders.java:40)
at android.app.LoadedApk.createOrUpdateClassLoaderLocked(LoadedApk.java:727)
at android.app.LoadedApk.getClassLoader(LoadedApk.java:810)
at android.app.LoadedApk.getResources(LoadedApk.java:1032)
at android.app.ContextImpl.createAppContext(ContextImpl.java:2345)
at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5798)
at android.app.ActivityThread.access$1100(ActivityThread.java:200)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1656)
at android.os.Handler.dispatchMessage(Handler.java:106)
... 5 more