diff --git a/server/ZR.Admin.WebApi/Controllers/Business/OdfCablesController.cs b/server/ZR.Admin.WebApi/Controllers/Business/OdfCablesController.cs
index 136a018..2ea963c 100644
--- a/server/ZR.Admin.WebApi/Controllers/Business/OdfCablesController.cs
+++ b/server/ZR.Admin.WebApi/Controllers/Business/OdfCablesController.cs
@@ -38,7 +38,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
             var userDeptId = HttpContext.GetDeptId();
             // 如果前端指定了公司 deptId，则只查该公司的光缆（需在用户可见范围内）
             var targetDeptId = parm.DeptId ?? userDeptId;
-            var response = _OdfCablesService.GetList(parm, targetDeptId.Value);
+            var response = _OdfCablesService.GetList(parm, targetDeptId);
             return SUCCESS(response);
         }
 
@@ -190,7 +190,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
         {
             var userDeptId = HttpContext.GetDeptId();
             var targetDeptId = parm.DeptId ?? userDeptId;
-            var list = _OdfCablesService.ExportList(parm, targetDeptId.Value);
+            var list = _OdfCablesService.ExportList(parm, targetDeptId);
             if (list == null || list.Result == null || list.Result.Count <= 0)
             {
                 return ToResponse(ResultCode.FAIL, "没有要导出的数据");
diff --git a/server/ZR.Admin.WebApi/Controllers/Business/OdfPortsController.cs b/server/ZR.Admin.WebApi/Controllers/Business/OdfPortsController.cs
index 87ead2b..f8d34e6 100644
--- a/server/ZR.Admin.WebApi/Controllers/Business/OdfPortsController.cs
+++ b/server/ZR.Admin.WebApi/Controllers/Business/OdfPortsController.cs
@@ -458,8 +458,8 @@ namespace ZR.Admin.WebApi.Controllers.Business
                     ["备注"] = newRecord.Remarks,
                     ["光衰值"] = newRecord.OpticalAttenuation,
                     ["历史故障"] = newRecord.HistoryRemarks,
-                    ["创建时间"] = newRecord.CreatedAt,
-                    ["修改时间"] = newRecord.UpdatedAt,
+                    ["创建时间"] = (object?)newRecord.CreatedAt ?? "",
+                    ["修改时间"] = (object?)newRecord.UpdatedAt ?? "",
                     ["光缆断信息"] = newRecord.OpticalCableOffRemarks,
                     ["设备型号"] = newRecord.EquipmentModel,
                     ["业务类型"] = newRecord.BusinessType,
@@ -703,7 +703,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
         [Log(Title = "清空数据", BusinessType = BusinessType.UPDATE)]
         public IActionResult GetOdfPortsEmpty(int Id)
         {
-            var oldRecord = _OdfPortsService.GetFirst(f => f.Id == Id);
+            var oldRecord = _OdfPortsService.GetFirst(f => f.Id == Id)!;
             string oldData = BuildAuditJson(new Dictionary<string, object>
             {
                 ["连接状态"] = oldRecord.Status,
@@ -723,7 +723,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
             response.OpticalCableOffRemarks = "";
             var s = _OdfPortsService.Update(response);
 
-            var newRecord = _OdfPortsService.GetFirst(f => f.Id == Id);
+            var newRecord = _OdfPortsService.GetFirst(f => f.Id == Id)!;
             string newData = BuildAuditJson(new Dictionary<string, object>
             {
                 ["连接状态"] = newRecord.Status,
@@ -759,7 +759,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
             // 循环每条记录分别记录 DELETE 审计日志
             foreach (var id in idArr)
             {
-                var oldRecord = _OdfPortsService.GetFirst(f => f.Id == id);
+                var oldRecord = _OdfPortsService.GetFirst(f => f.Id == id)!;
                 string oldData = BuildAuditJson(new Dictionary<string, object>
                 {
                     ["Id"] = oldRecord.Id,
@@ -778,8 +778,8 @@ namespace ZR.Admin.WebApi.Controllers.Business
                     ["备注"] = oldRecord.Remarks,
                     ["光衰值"] = oldRecord.OpticalAttenuation,
                     ["历史故障"] = oldRecord.HistoryRemarks,
-                    ["创建时间"] = oldRecord.CreatedAt,
-                    ["修改时间"] = oldRecord.UpdatedAt,
+                    ["创建时间"] = (object?)oldRecord.CreatedAt ?? "",
+                    ["修改时间"] = (object?)oldRecord.UpdatedAt ?? "",
                     ["光缆断信息"] = oldRecord.OpticalCableOffRemarks,
                     ["设备型号"] = oldRecord.EquipmentModel,
                     ["业务类型"] = oldRecord.BusinessType,
@@ -949,7 +949,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
                         }
                         else
                         {
-                            rowNumber = int.Parse(rowRaw);
+                            rowNumber = int.Parse(rowRaw ?? "0");
                             // 光交箱的数字行号是右侧
                             portSide = rack.RackType == 1 ? 1 : 0;
                         }
@@ -990,7 +990,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
                         }
                         else
                         {
-                            remarks = $"{excelItem.YeWuMingCheng?.Trim()} {excelItem.EquipmentModel?.Trim()} {excelItem.BusinessType?.Trim()} {(!string.IsNullOrEmpty(excelItem.one) ? excelItem?.one + "/" : "")}{(!string.IsNullOrEmpty(excelItem.two?.Trim()) ? excelItem.two?.Trim() + "/" : "")}{excelItem.three?.Trim()}";
+                            remarks = $"{excelItem.YeWuMingCheng?.Trim()} {excelItem.EquipmentModel?.Trim()} {excelItem.BusinessType?.Trim()} {(!string.IsNullOrEmpty(excelItem.one) ? excelItem.one + "/" : "")}{(!string.IsNullOrEmpty(excelItem.two?.Trim()) ? excelItem.two?.Trim() + "/" : "")}{excelItem.three?.Trim()}";
                             remarks = remarks.Trim();
                         }
                         if (port == null)
@@ -1117,7 +1117,7 @@ namespace ZR.Admin.WebApi.Controllers.Business
                     }
                 }
             }
-            catch (Exception ex)
+            catch (Exception)
             {
 
             }
@@ -1258,8 +1258,8 @@ namespace ZR.Admin.WebApi.Controllers.Business
                         ["备注"] = port.Remarks,
                         ["光衰值"] = port.OpticalAttenuation,
                         ["历史故障"] = port.HistoryRemarks,
-                        ["创建时间"] = port.CreatedAt,
-                        ["修改时间"] = port.UpdatedAt,
+                        ["创建时间"] = (object?)port.CreatedAt ?? "",
+                        ["修改时间"] = (object?)port.UpdatedAt ?? "",
                         ["光缆断信息"] = port.OpticalCableOffRemarks,
                         ["设备型号"] = port.EquipmentModel,
                         ["业务类型"] = port.BusinessType,
@@ -1320,8 +1320,8 @@ namespace ZR.Admin.WebApi.Controllers.Business
                         ["备注"] = port.Remarks,
                         ["光衰值"] = port.OpticalAttenuation,
                         ["历史故障"] = port.HistoryRemarks,
-                        ["创建时间"] = port.CreatedAt,
-                        ["修改时间"] = port.UpdatedAt,
+                        ["创建时间"] = (object?)port.CreatedAt ?? "",
+                        ["修改时间"] = (object?)port.UpdatedAt ?? "",
                         ["光缆断信息"] = port.OpticalCableOffRemarks,
                         ["设备型号"] = port.EquipmentModel,
                         ["业务类型"] = port.BusinessType,
@@ -1374,8 +1374,8 @@ namespace ZR.Admin.WebApi.Controllers.Business
                         ["备注"] = port.Remarks,
                         ["光衰值"] = port.OpticalAttenuation,
                         ["历史故障"] = port.HistoryRemarks,
-                        ["创建时间"] = port.CreatedAt,
-                        ["修改时间"] = port.UpdatedAt,
+                        ["创建时间"] = (object?)port.CreatedAt ?? "",
+                        ["修改时间"] = (object?)port.UpdatedAt ?? "",
                         ["光缆断信息"] = port.OpticalCableOffRemarks,
                         ["设备型号"] = port.EquipmentModel,
                         ["业务类型"] = port.BusinessType,