diff --git a/uSync.Core/Serialization/Serializers/DictionaryItemSerializer.cs b/uSync.Core/Serialization/Serializers/DictionaryItemSerializer.cs
index b4e658fb..b7d8772a 100644
--- a/uSync.Core/Serialization/Serializers/DictionaryItemSerializer.cs
+++ b/uSync.Core/Serialization/Serializers/DictionaryItemSerializer.cs
@@ -228,10 +228,18 @@ private async Task<int> GetLevelAsync(IDictionaryItem item, int level = 0)
     }
 
     public override async Task SaveItemAsync(IDictionaryItem item)
-        => _ = item.HasIdentity
+    {
+        var attempt = item.HasIdentity
             ? await _dictionaryItemService.UpdateAsync(item, Constants.Security.SuperUserKey)
             : await _dictionaryItemService.CreateAsync(item, Constants.Security.SuperUserKey);
 
+        if (attempt.Success is false)
+        {
+            throw new InvalidOperationException(
+                $"Could not save dictionary item {item.ItemKey}: {attempt.Status}");
+        }
+    }
+
     public override Task DeleteItemAsync(IDictionaryItem item)
         => _dictionaryItemService.DeleteAsync(item.Key, Constants.Security.SuperUserKey);
 
diff --git a/uSync.Core/Serialization/Serializers/LanguageSerializer.cs b/uSync.Core/Serialization/Serializers/LanguageSerializer.cs
index cec96e24..a94d1a7d 100644
--- a/uSync.Core/Serialization/Serializers/LanguageSerializer.cs
+++ b/uSync.Core/Serialization/Serializers/LanguageSerializer.cs
@@ -152,10 +152,18 @@ public override bool IsValid(XElement node)
         => Task.FromResult(default(ILanguage));
 
     public override async Task SaveItemAsync(ILanguage item)
-        => _ = item.HasIdentity
+    {
+        var attempt = item.HasIdentity
             ? await _languageService.UpdateAsync(item, Constants.Security.SuperUserKey)
             : await _languageService.CreateAsync(item, Constants.Security.SuperUserKey);
 
+        if (attempt.Success is false)
+        {
+            throw new InvalidOperationException(
+                $"Could not save language {item.IsoCode}: {attempt.Status}");
+        }
+    }
+
     public override Task DeleteItemAsync(ILanguage item)
         => _languageService.DeleteAsync(item.IsoCode, Constants.Security.SuperUserKey);
 
diff --git a/uSync.Core/Serialization/Serializers/WebhookSerializer.cs b/uSync.Core/Serialization/Serializers/WebhookSerializer.cs
index 77060cf0..40d1816d 100644
--- a/uSync.Core/Serialization/Serializers/WebhookSerializer.cs
+++ b/uSync.Core/Serialization/Serializers/WebhookSerializer.cs
@@ -50,7 +50,17 @@ public override string ItemAlias(IWebhook item)
     /// <inheritdoc/>
     /// 
     public override async Task SaveItemAsync(IWebhook item)
-        => _ = item.HasIdentity ? await _webhookService.UpdateAsync(item) : await _webhookService.CreateAsync(item);
+    {
+        var attempt = item.HasIdentity
+            ? await _webhookService.UpdateAsync(item)
+            : await _webhookService.CreateAsync(item);
+
+        if (attempt.Success is false)
+        {
+            throw new InvalidOperationException(
+                $"Could not save webhook {item.Key}: {attempt.Status}");
+        }
+    }
 
     /// <inheritdoc/>
     protected override async Task<SyncAttempt<IWebhook>> DeserializeCoreAsync(XElement node, SyncSerializerOptions options)