Considering local module com.google.android.gms.ads.dynamite:0 and remote module com.google.android.gms.ads.dynamite:260480602 I/DynamiteModule( 8445): Selected remote version of com.google.android.gms.ads.dynamite, version >= 260480602 V/DynamiteModule( 8445): Dynamite loader version >= 2, using loadModule2NoCrashUtils I/Ads ( 8445): This request is sent from a test device. W/Ads ( 8445): Not retrying to fetch app settings I/Ads ( 8445): Ad failed to load : 3 [AdOptimum] RewardedAdManager: RewardedAd failed to load: LoadAdError(code: 3, domain: com.google.android.gms.ads, message: No fill., responseInfo: ResponseInfo(responseId: null, mediationAdapterClassName: , adapterResponses: [], loadedAdapterResponseInfo: null), responseExtras: {mediation_group_name: Campaign})