diff --git a/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobBannerAdManager.cs b/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobBannerAdManager.cs
index 484d78b..3565825 100644
--- a/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobBannerAdManager.cs
+++ b/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobBannerAdManager.cs
@@ -55,7 +55,10 @@ namespace WZ
             
             bannerAds.OnBannerAdLoadFailed += ((msg) =>
             {
-                _retryCounters[adUnitId]++;
+                if (!_retryCounters.TryAdd(adUnitId, 0))
+                {
+                    _retryCounters[adUnitId]++;
+                }
                 double retryDelay = Math.Pow(2, Math.Min(6, _retryCounters[adUnitId]));
                 LoggerUtils.Debug($"[Admob] banner -[Load]: {adUnitId} failed, error message = {msg}");
                 
diff --git a/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobNativeAdManager.cs b/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobNativeAdManager.cs
index ae4462f..3871f6f 100644
--- a/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobNativeAdManager.cs
+++ b/Assets/Script/SDKManager/AdsSDKManager/AdmobAdsManager/AdmobNativeAdManager.cs
@@ -13,7 +13,7 @@ namespace WZ
         private Dictionary<string, double> _adRevenueCache = new Dictionary<string, double>();
         private Dictionary<string, int> _retryCounters = new Dictionary<string, int>();
 
-        private Dictionary<string,float> _adStartLoadTimes = new Dictionary<string, float>();
+        private Dictionary<string, float> _adStartLoadTimes = new Dictionary<string, float>();
 
         public void InitializeAdUnits(List<string> adUnitIds)
         {
@@ -49,17 +49,32 @@ namespace WZ
                     {
                         _retryCounters[adUnitId]++;
                     }
+
+                    var adSource = "";
+                    if (ad != null)
+                    {
+                        adSource = ad.GetResponseInfo().GetLoadedAdapterResponseInfo().AdSourceName;
+                    }
+
+                    var reason = "";
+
+                    if (error != null)
+                    {
+                        reason = error.GetMessage();
+                    }
+
                     AdsActionEvents.TrackAdFailToLoad(PlatformType.Admob,
-                        ad.GetResponseInfo().GetLoadedAdapterResponseInfo().AdSourceName,
+                        adSource,
                         adUnitId,
                         AdsType.Native,
-                        Time.realtimeSinceStartup - _adStartLoadTimes[adUnitId],error.GetMessage());
-                        
+                        Time.realtimeSinceStartup - _adStartLoadTimes[adUnitId], reason);
+
                     var retryDelay = Math.Pow(2, Math.Min(6, _retryCounters[adUnitId]));
                     TimerUtils.Instance.DelayExecute((float)retryDelay, () => { LoadAd(adUnitId); });
                     LoggerUtils.Debug("[Admob] Native ad failed to load an ad with error : " + error + " \n retryDelay :" + retryDelay);
                     return;
                 }
+
                 AdsActionEvents.TrackAdLoaded(PlatformType.Admob,
                     ad.GetResponseInfo().GetLoadedAdapterResponseInfo().AdSourceName,
                     adUnitId,
@@ -97,14 +112,16 @@ namespace WZ
 
                 ad.OnAdFullScreenContentOpened += () => { LoggerUtils.Debug("[Admob] Native ad full screen content opened."); };
 
-                ad.OnAdFullScreenContentClosed += () => {
+                ad.OnAdFullScreenContentClosed += () =>
+                {
                     AdsActionEvents.TrackAdClicked(PlatformType.Admob,
                         ad.GetResponseInfo().GetLoadedAdapterResponseInfo().AdSourceName,
                         adUnitId,
                         AdsType.Native,
                         "",
                         AdmobUtils.GetNativeEcpm(ad));
-                    LoggerUtils.Debug("[Admob] Native ad full screen content closed."); };
+                    LoggerUtils.Debug("[Admob] Native ad full screen content closed.");
+                };
             });
         }
 
@@ -153,9 +170,10 @@ namespace WZ
 
 
         private float GetLoadedTime(string adUnitId)
-        { 
-            return _adStartLoadTimes.TryGetValue(adUnitId, out var time)? time : 0;
+        {
+            return _adStartLoadTimes.TryGetValue(adUnitId, out var time) ? time : 0;
         }
+
         // 检查特定广告位是否可用
         public bool IsAdAvailable(string adUnitId)
         {