diff --git a/Source/HttpGPTCommonModule/Private/Tasks/HttpGPTBaseTask.cpp b/Source/HttpGPTCommonModule/Private/Tasks/HttpGPTBaseTask.cpp
index bcb0444..9e56ea0 100644
--- a/Source/HttpGPTCommonModule/Private/Tasks/HttpGPTBaseTask.cpp
+++ b/Source/HttpGPTCommonModule/Private/Tasks/HttpGPTBaseTask.cpp
@@ -189,12 +189,15 @@ void UHttpGPTBaseTask::BindRequestCallbacks()
             {
                 FScopeTryLock Lock(&Mutex);
 
-                if (!Lock.IsLocked() || !IsValid(this) || !bIsTaskActive)
+                if (!Lock.IsLocked() || !IsValid(this) || !bIsTaskActive || !Request.IsValid())
                 {
                     return;
                 }
 
-                OnProgressUpdated(Request->GetResponse()->GetContentAsString(), BytesSent, BytesReceived);
+                if (const FHttpResponsePtr Response = Request->GetResponse(); Response.IsValid())
+                {
+                    OnProgressUpdated(Response->GetContentAsString(), BytesSent, BytesReceived);
+                }
             }
         );
     }
diff --git a/Source/HttpGPTCommonModule/Public/Structures/HttpGPTChatTypes.h b/Source/HttpGPTCommonModule/Public/Structures/HttpGPTChatTypes.h
index 115c89d..a2b30a1 100644
--- a/Source/HttpGPTCommonModule/Public/Structures/HttpGPTChatTypes.h
+++ b/Source/HttpGPTCommonModule/Public/Structures/HttpGPTChatTypes.h
@@ -104,13 +104,13 @@ struct HTTPGPTCOMMONMODULE_API FHttpGPTChatResponse
 UENUM(BlueprintType, Category = "HttpGPT | Chat", Meta = (DisplayName = "HttpGPT Chat Model"))
 enum class EHttpGPTChatModel : uint8
 {
-    gpt4			UMETA(DisplayName = "gpt-4"),
-    gpt432k			UMETA(DisplayName = "gpt-4-32k"),
-    gpt35turbo		UMETA(DisplayName = "gpt-3.5-turbo"),
+    gpt4            UMETA(DisplayName = "gpt-4"),
+    gpt432k         UMETA(DisplayName = "gpt-4-32k"),
+    gpt35turbo      UMETA(DisplayName = "gpt-3.5-turbo"),
     gpt35turbo16k   UMETA(DisplayName = "gpt-3.5-turbo-16k"),
-    textdavinci003	UMETA(DisplayName = "text-davinci-003"),
-    textdavinci002	UMETA(DisplayName = "text-davinci-002"),
-    codedavinci002	UMETA(DisplayName = "code-davinci-002"),
+    textdavinci003  UMETA(DisplayName = "text-davinci-003"),
+    textdavinci002  UMETA(DisplayName = "text-davinci-002"),
+    codedavinci002  UMETA(DisplayName = "code-davinci-002"),
 };
 
 USTRUCT(BlueprintType, Category = "HttpGPT | Chat", Meta = (DisplayName = "HttpGPT Chat Options"))