新增错误返回

performance/Performance.Api/Controllers/AgainAllotController.cs

@@ -124,6 +124,8 @@ public ApiResponse DepartmentDetail([CustomizeValidator(RuleSet = "Generate"), F
             var user = claimService.At(request);
 
             var again = againAllotService.GetAgainallot(request.AgainAllotID);
+            if (again == null)
+                return new ApiResponse(ResponseType.Fail, "当前二次绩效ID无效");
             if (user.Role.First().RoleID == application.DirectorRole)
             {
                 var detail = computeService.GetDepartmentDetail(again.AllotID.Value, user.Department, 1);