CommandInvokationFailure: Unable to convert classes into dex format.

Hi, so I tried building my project and I am getting this error and cant get what is the problem. If anyone would be so kind and explain to me what this error means! Thanks in advance

ERROR: CommandInvokationFailure: Unable to convert classes into dex format.
C:\Program Files\Unity\Editor\Data\PlaybackEngines\AndroidPlayer/Tools\OpenJDK\Windows\bin\java.exe -Xmx4096M -Dcom.android.sdkmanager.toolsdir=“D:/Android/sdk ools” -Dfile.encoding=UTF8 -jar “C:\Program Files\Unity\Editor\Data\PlaybackEngines\AndroidPlayer/Tools\sdktools.jar” -

stderr[
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/BuildConfig;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/IUnityAdsListener;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/UnityAds;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/UnityAds$FinishState;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/UnityAds$PlacementState;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/UnityAds$UnityAdsError;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/mediation/IUnityAdsExtendedListener;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/metadata/InAppPurchaseMetaData;
Uncaught translation error: java.lang.IllegalArgumentException: already added: Lcom/unity3d/ads/metadata/MediationMetaData;

UNEXPECTED TOP-LEVEL EXCEPTION:
java.lang.RuntimeException: Translation has been interrupted
at com.android.dx.command.dexer.Main.processAllFiles(Main.java:614)
at com.android.dx.command.dexer.Main.runMonoDex(Main.java:310)
at com.android.dx.command.dexer.Main.runDx(Main.java:288)
at com.android.dx.command.dexer.Main.main(Main.java:244)
at com.android.dx.command.Main.main(Main.java:95)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at SDKMain.main(SDKMain.java:136)
Caused by: java.lang.InterruptedException: Too many errors
at com.android.dx.command.dexer.Main.processAllFiles(Main.java:606)
… 9 more
]
stdout[
processing archive D:\Dokumenty\Programování\Unity\The game\Temp\StagingArea\android-libraries\UnityAds\libs.\classes.jar…
processing com/unity3d/ads/BuildConfig.class…
processing com/unity3d/ads/IUnityAdsListener.class…
processing com/unity3d/ads/UnityAds.class…
processing com/unity3d/ads/UnityAds$FinishState.class…
processing com/unity3d/ads/UnityAds$PlacementState.class…
processing com/unity3d/ads/UnityAds$UnityAdsError.class…
processing com/unity3d/ads/mediation/IUnityAdsExtendedListener.class…
processing com/unity3d/ads/metadata/InAppPurchaseMetaData.class…
processing com/unity3d/ads/metadata/MediationMetaData.class…
processing com/unity3d/ads/metadata/MetaData.class…
processing com/unity3d/ads/metadata/PlayerMetaData.class…
processing com/unity3d/ads/purchasing/IPurchasing.class…
processing com/unity3d/ads/purchasing/Purchasing.class…
processing com/unity3d/ads/purchasing/Purchasing$UnityAdsPurchasingEvent.class…
processing com/unity3d/ads/purchasing/PurchasingError.class…
processing com/unity3d/services/IUnityServicesListener.class…
processing com/unity3d/services/UnityServices.class…
processing com/unity3d/services/UnityServices$UnityServicesError.class…
processing com/unity3d/services/ads/UnityAdsImplementation.class…
processing com/unity3d/services/ads/UnityAdsImplementation$1.class…
processing com/unity3d/services/ads/UnityAdsImplementation$2.class…
processing com/unity3d/services/ads/UnityAdsImplementation$3.class…
processing com/unity3d/services/ads/adunit/AdUnitActivity.class…
processing com/unity3d/services/ads/adunit/AdUnitError.class…
processing com/unity3d/services/ads/adunit/AdUnitEvent.class…
processing com/unity3d/services/ads/adunit/AdUnitMotionEvent.class…
processing com/unity3d/services/ads/adunit/AdUnitOpen.class…
processing com/unity3d/services/ads/adunit/AdUnitRelativeLayout.class…
processing com/unity3d/services/ads/adunit/AdUnitSoftwareActivity.class…
processing com/unity3d/services/ads/adunit/AdUnitTransparentActivity.class…
processing com/unity3d/services/ads/adunit/AdUnitTransparentSoftwareActivity.class…
processing com/unity3d/services/ads/adunit/IAdUnitViewHandler.class…
processing com/unity3d/services/ads/adunit/PermissionsEvent.class…
processing com/unity3d/services/ads/adunit/VideoPlayerHandler.class…
processing com/unity3d/services/ads/adunit/WebPlayerHandler.class…
processing com/unity3d/services/ads/adunit/WebViewHandler.class…
processing com/unity3d/services/ads/api/AdUnit.class…
processing com/unity3d/services/ads/api/AdUnit$1.class…
processing com/unity3d/services/ads/api/AdUnit$2.class…
processing com/unity3d/services/ads/api/AdUnit$3.class…
processing com/unity3d/services/ads/api/AdUnit$4.class…
processing com/unity3d/services/ads/api/AdUnit$5.class…
processing com/unity3d/services/ads/api/AdUnit$6.class…
processing com/unity3d/services/ads/api/AdsProperties.class…
processing com/unity3d/services/ads/api/Listener.class…
processing com/unity3d/services/ads/api/Listener$1.class…
processing com/unity3d/services/ads/api/Listener$2.class…
processing com/unity3d/services/ads/api/Listener$3.class…
processing com/unity3d/services/ads/api/Listener$4.class…
processing com/unity3d/services/ads/api/Listener$5.class…
processing com/unity3d/services/ads/api/Listener$6.class…
processing com/unity3d/services/ads/api/Placement.class…
processing com/unity3d/services/ads/api/Purchasing.class…
processing com/unity3d/services/ads/api/Purchasing$1.class…
processing com/unity3d/services/ads/api/Purchasing$2.class…
processing com/unity3d/services/ads/api/Purchasing$3.class…
processing com/unity3d/services/ads/api/Purchasing$4.class…
processing com/unity3d/services/ads/api/VideoPlayer.class…
processing com/unity3d/services/ads/api/VideoPlayer$1.class…
processing com/unity3d/services/ads/api/VideoPlayer$2.class…
processing com/unity3d/services/ads/api/VideoPlayer$3.class…
processing com/unity3d/services/ads/api/VideoPlayer$4.class…
processing com/unity3d/services/ads/api/VideoPlayer$5.class…
processing com/unity3d/services/ads/api/VideoPlayer$6.class…
processing com/unity3d/services/ads/api/WebPlayer.class…
processing com/unity3d/services/ads/api/WebPlayer$1.class…
processing com/unity3d/services/ads/api/WebPlayer$2.class…
processing com/unity3d/services/ads/api/WebPlayer$3.class…
processing com/unity3d/services/ads/api/WebPlayer$4.class…
processing com/unity3d/services/ads/api/WebPlayer$5.class…
processing com/unity3d/services/ads/configuration/AdsModuleConfiguration.class…
processing com/unity3d/services/ads/configuration/AdsModuleConfiguration$1.class…
processing com/unity3d/services/ads/configuration/AdsModuleConfiguration$2.class…
processing com/unity3d/services/ads/configuration/AdsModuleConfiguration$3.class…
processing com/unity3d/services/ads/configuration/IAdsModuleConfiguration.class…
processing com/unity3d/services/ads/placement/Placement.class…
processing com/unity3d/services/ads/properties/AdsProperties.class…
processing com/unity3d/services/ads/video/VideoPlayerError.class…
processing com/unity3d/services/ads/video/VideoPlayerEvent.class…
processing com/unity3d/services/ads/video/VideoPlayerView.class…
processing com/unity3d/services/ads/video/VideoPlayerView$1.class…
processing com/unity3d/services/ads/video/VideoPlayerView$2.class…
processing com/unity3d/services/ads/video/VideoPlayerView$3.class…
processing com/unity3d/services/ads/video/VideoPlayerView$4.class…
processing com/unity3d/services/ads/video/VideoPlayerView$5.class…
processing com/unity3d/services/ads/video/VideoPlayerView$6.class…
processing com/unity3d/services/ads/webplayer/WebPlayer.class…
processing com/unity3d/services/ads/webplayer/WebPlayer$1.class…
processing com/unity3d/services/ads/webplayer/WebPlayer$JavaScriptInvocation.class…
processing com/unity3d/services/ads/webplayer/WebPlayer$WebPlayerChromeClient.class…
processing com/unity3d/services/ads/webplayer/WebPlayer$WebPlayerClient.class…
processing com/unity3d/services/ads/webplayer/WebPlayer$WebPlayerDownloadListener.class…
processing com/unity3d/services/ads/webplayer/WebPlayerBridgeInterface.class…
processing com/unity3d/services/ads/webplayer/WebPlayerError.class…
processing com/unity3d/services/ads/webplayer/WebPlayerEvent.class…
processing com/unity3d/services/analytics/AcquisitionType.class…
processing com/unity3d/services/analytics/AcquisitionType$1.class…
processing com/unity3d/services/analytics/UnityAnalytics.class…
processing com/unity3d/services/analytics/UnityAnalytics$AnalyticsEventType.class…
processing com/unity3d/services/analytics/core/api/Analytics.class…
processing com/unity3d/services/analytics/core/api/Analytics$1.class…
processing com/unity3d/services/analytics/core/configuration/AnalyticsModuleConfiguration.class…
processing com/unity3d/services/analytics/interfaces/Analytics.class…
processing com/unity3d/services/analytics/interfaces/AnalyticsError.class…
processing com/unity3d/services/analytics/interfaces/IAnalytics.class…
processing com/unity3d/services/ar/ARCheck.class…
processing com/unity3d/services/ar/ARError.class…
processing com/unity3d/services/ar/AREvent.class…
processing com/unity3d/services/ar/ARUtils.class…
processing com/unity3d/services/ar/api/AR.class…
processing com/unity3d/services/ar/configuration/ARModuleConfiguration.class…
processing com/unity3d/services/ar/view/ARView.class…
processing com/unity3d/services/ar/view/ARView$1.class…
processing com/unity3d/services/ar/view/ARViewHandler.class…
processing com/unity3d/services/ar/view/BackgroundRenderer.class…
processing com/unity3d/services/ar/view/DisplayRotationHelper.class…
processing com/unity3d/services/ar/view/GLSurfaceView.class…
processing com/unity3d/services/ar/view/GLSurfaceView$1.class…
processing com/unity3d/services/ar/view/GLSurfaceView$BaseConfigChooser.class…
processing com/unity3d/services/ar/view/GLSurfaceView$ComponentSizeChooser.class…
processing com/unity3d/services/ar/view/GLSurfaceView$DefaultContextFactory.class…
processing com/unity3d/services/ar/view/GLSurfaceView$DefaultWindowSurfaceFactory.class…
processing com/unity3d/services/ar/view/GLSurfaceView$EGLConfigChooser.class…
processing com/unity3d/services/ar/view/GLSurfaceView$EGLContextFactory.class…
processing com/unity3d/services/ar/view/GLSurfaceView$EGLWindowSurfaceFactory.class…
processing com/unity3d/services/ar/view/GLSurfaceView$EglHelper.class…
processing com/unity3d/services/ar/view/GLSurfaceView$GLThread.class…
processing com/unity3d/services/ar/view/GLSurfaceView$GLThreadManager.class…
processing com/unity3d/services/ar/view/GLSurfaceView$GLWrapper.class…
processing com/unity3d/services/ar/view/GLSurfaceView$LogWriter.class…
processing com/unity3d/services/ar/view/GLSurfaceView$Renderer.class…
processing com/unity3d/services/ar/view/GLSurfaceView$SimpleEGLConfigChooser.class…
processing com/unity3d/services/ar/view/ShaderLoader.class…
processing com/unity3d/services/banners/BannerHide.class…
processing com/unity3d/services/banners/BannerShow.class…
processing com/unity3d/services/banners/IUnityBannerListener.class…
processing com/unity3d/services/banners/UnityBanners.class…
processing com/unity3d/services/banners/UnityBanners$1.class…
processing com/unity3d/services/banners/UnityBanners$2.class…
processing com/unity3d/services/banners/UnityBanners$3.class…
processing com/unity3d/services/banners/api/Banner.class…
processing com/unity3d/services/banners/api/Banner$1.class…
processing com/unity3d/services/banners/api/Banner$2.class…
processing com/unity3d/services/banners/api/Banner$3.class…
processing com/unity3d/services/banners/api/Banner$4.class…
processing com/unity3d/services/banners/api/Banner$5.class…
processing com/unity3d/services/banners/api/BannerListener.class…
processing com/unity3d/services/banners/api/BannerListener$1.class…
processing com/unity3d/services/banners/api/BannerListener$2.class…
processing com/unity3d/services/banners/api/BannerListener$3.class…
processing com/unity3d/services/banners/api/BannerListener$4.class…
processing com/unity3d/services/banners/api/BannerListener$5.class…
processing com/unity3d/services/banners/api/BannerListener$6.class…
processing com/unity3d/services/banners/configuration/BannersModuleConfiguration.class…
processing com/unity3d/services/banners/properties/BannerProperties.class…
processing com/unity3d/services/banners/view/BannerEvent.class…
processing com/unity3d/services/banners/view/BannerPosition.class…
processing com/unity3d/services/banners/view/BannerView.class…
processing com/unity3d/services/banners/view/BannerView$1.class…
processing com/unity3d/services/banners/view/LayoutParamsHelper.class…
processing com/unity3d/services/core/api/Broadcast.class…
processing com/unity3d/services/core/api/Cache.class…
processing com/unity3d/services/core/api/Cache$1.class…
processing com/unity3d/services/core/api/Connectivity.class…
processing com/unity3d/services/core/api/DeviceInfo.class…
processing com/unity3d/services/core/api/DeviceInfo$1.class…
processing com/unity3d/services/core/api/DeviceInfo$2.class…
processing com/unity3d/services/core/api/DeviceInfo$DeviceInfoEvent.class…
processing com/unity3d/services/core/api/DeviceInfo$StorageType.class…
processing com/unity3d/services/core/api/Intent.class…
processing com/unity3d/services/core/api/Intent$IntentError.class…
processing com/unity3d/services/core/api/Intent$IntentException.class…
processing com/unity3d/services/core/api/Lifecycle.class…
processing com/unity3d/services/core/api/Permissions.class…
processing com/unity3d/services/core/api/PermissionsError.class…
processing com/unity3d/services/core/api/Preferences.class…
processing com/unity3d/services/core/api/Request.class…
processing com/unity3d/services/core/api/Request$1.class…
processing com/unity3d/services/core/api/Request$2.class…
processing com/unity3d/services/core/api/Request$3.class…
processing com/unity3d/services/core/api/Resolve.class…
processing com/unity3d/services/core/api/Resolve$1.class…
processing com/unity3d/services/core/api/Sdk.class…
processing com/unity3d/services/core/api/SensorInfo.class…
processing com/unity3d/services/core/api/Storage.class…
processing com/unity3d/services/core/broadcast/BroadcastError.class…
processing com/unity3d/services/core/broadcast/BroadcastEvent.class…
processing com/unity3d/services/core/broadcast/BroadcastEventReceiver.class…
processing com/unity3d/services/core/broadcast/BroadcastMonitor.class…
processing com/unity3d/services/core/cache/CacheDirectory.class…
processing com/unity3d/services/core/cache/CacheDirectoryType.class…
processing com/unity3d/services/core/cache/CacheError.class…
processing com/unity3d/services/core/cache/CacheEvent.class…
processing com/unity3d/services/core/cache/CacheThread.class…
processing com/unity3d/services/core/cache/CacheThreadHandler.class…
processing com/unity3d/services/core/cache/CacheThreadHandler$1.class…
processing com/unity3d/services/core/configuration/Configuration.class…
processing com/unity3d/services/core/configuration/ConfigurationFailure.class…
processing com/unity3d/services/core/configuration/CoreModuleConfiguration.class…
processing com/unity3d/services/core/configuration/EnvironmentCheck.class…
processing com/unity3d/services/core/configuration/IModuleConfiguration.class…
processing com/unity3d/services/core/configuration/InitializeThread.class…
processing com/unity3d/services/core/configuration/InitializeThread$1.class…
processing com/unity3d/services/core/configuration/InitializeThread$InitializeState.class…
processing com/unity3d/services/core/configuration/InitializeThread$InitializeStateComplete.class…
pro

FIXED: Just removed UnityAds.arr from Assets/Plugins/Android