diff --git a/src/main/java/org/springblade/modules/business/contraller/WorkOrderController.java b/src/main/java/org/springblade/modules/business/contraller/WorkOrderController.java
index 5c4b397..1b513ea 100644
--- a/src/main/java/org/springblade/modules/business/contraller/WorkOrderController.java
+++ b/src/main/java/org/springblade/modules/business/contraller/WorkOrderController.java
@@ -110,8 +110,9 @@ public class WorkOrderController extends BladeController {
 
 
 		pages.getRecords().forEach(order -> {
-			if (Func.isNotEmpty(order.getReportUnit())) {
-				order.setReportUnitName(DeptCache.getDept(Long.parseLong(order.getReportUnit())).getDeptName());
+			Dept dept = DeptCache.getDept(order.getReportUnit());
+			if (Func.isNotEmpty(dept)) {
+				order.setReportUnitName(dept.getDeptName());
 			}
 		});