diff --git a/Runtime/Utility/Utility.Http.cs b/Runtime/Utility/Utility.Http.cs
index cd8aa07..e1a4b8f 100644
--- a/Runtime/Utility/Utility.Http.cs
+++ b/Runtime/Utility/Utility.Http.cs
@@ -86,9 +86,9 @@ namespace AlicizaX
 
                     return request.downloadHandler.text;
                 }
-                catch (OperationCanceledException) when (token.IsCancellationRequested)
+                catch (UnityWebRequestException e)
                 {
-                    Log.Error($"请求超时:{url}");
+                    HandleRequestError(request, url);
                     return string.Empty;
                 }
             }
@@ -98,16 +98,16 @@ namespace AlicizaX
                 switch (request.result)
                 {
                     case UnityWebRequest.Result.ConnectionError:
-                        Log.Error($"无法访问地址:{url}");
+                        throw new GameFrameworkException($"无法访问地址:{url}");
                         break;
                     case UnityWebRequest.Result.ProtocolError:
-                        Log.Error($"HTTP协议错误 ({request.responseCode}):{url}\n{request.error}");
+                        throw new GameFrameworkException($"HTTP协议错误 ({request.responseCode}):{url}\n{request.error}");
                         break;
                     case UnityWebRequest.Result.DataProcessingError:
-                        Log.Error($"数据处理错误:{url}\n{request.error}");
+                        throw new GameFrameworkException($"数据处理错误:{url}\n{request.error}");
                         break;
                     default:
-                        Log.Error($"未知网络错误:{url}\n{request.error}");
+                        throw new GameFrameworkException($"未知网络错误:{url}\n{request.error}");
                         break;
                 }
             }