diff --git a/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/base/WorkOrderExtService.java b/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/base/WorkOrderExtService.java
index dddcf54..b287ed9 100644
--- a/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/base/WorkOrderExtService.java
+++ b/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/base/WorkOrderExtService.java
@@ -1096,9 +1096,9 @@ public class WorkOrderExtService implements IWorkOrderExtService {
 
                     MesWorkCenterExt workCenterExt = workCenterCodeMap.get(workOrderPageVo.getWorkCenterCode());
 
-                    workOrderPageVo.setWorkCenterName(workCenterExt.getWorkCenterName());
+                    workOrderPageVo.setWorkCenterName(workCenterExt == null ? "" :workCenterExt.getWorkCenterName());
 
-                    workOrderPageVo.setIsNoumenon(workCenterExt.getLineType().equals(String.valueOf(MesExtEnumUtil.LINE_TYPE.ONTOLOGY_LINE.getValue())) ? MesExtEnumUtil.YES_OR_NO.YES.getValue() : MesExtEnumUtil.YES_OR_NO.NO.getValue());
+                    workOrderPageVo.setIsNoumenon(workCenterExt == null ? MesExtEnumUtil.YES_OR_NO.YES.getValue() : workCenterExt.getLineType().equals(String.valueOf(MesExtEnumUtil.LINE_TYPE.ONTOLOGY_LINE.getValue())) ? MesExtEnumUtil.YES_OR_NO.YES.getValue() : MesExtEnumUtil.YES_OR_NO.NO.getValue());
 
                 }