新增错误返回

performance/Performance.Api/Controllers/AgainAllotController.cs

@@ -83,9 +83,11 @@ public ApiResponse Import([FromForm] IFormCollection form)
                 return new ApiResponse(ResponseType.Fail, "参数错误", "文件无效");
 
             var again = againAllotService.GetAgainallot(againid);
-            var allot = allotService.GetAllot(again.AllotID.Value);
-            if (again == null || allot == null)
+            if (again == null)
                 return new ApiResponse(ResponseType.Fail, "二次绩效记录不存在");
+            var allot = allotService.GetAllot(again.AllotID.Value);
+            if (allot == null)
+                return new ApiResponse(ResponseType.Fail, "一次绩效记录不存在");
 
             var name = FileHelper.GetFileNameNoExtension(file.FileName) + DateTime.Now.ToString("yyyyMMddHHmmssfff");
             var ext = FileHelper.GetExtension(file.FileName);