diff --git a/src/views/mes/tasksummary/components/ScheduleGanttPanelEditable.vue b/src/views/mes/tasksummary/components/ScheduleGanttPanelEditable.vue
index c45f4467..38f00989 100644
--- a/src/views/mes/tasksummary/components/ScheduleGanttPanelEditable.vue
+++ b/src/views/mes/tasksummary/components/ScheduleGanttPanelEditable.vue
@@ -492,6 +492,11 @@ const movePlanDataToDevice = (task: any, targetDeviceTaskId: string | number, so
 }
 
 const normalizeDeviceChildren = (deviceTaskId: string | number, priorityTaskId?: string | number) => {
+  try {
+    gantt.getTask(deviceTaskId)
+  } catch {
+    return
+  }
   const childTaskIds = gantt.getChildren(deviceTaskId)
   if (!Array.isArray(childTaskIds) || !childTaskIds.length) return
   const childTasks = childTaskIds
@@ -513,28 +518,32 @@ const normalizeDeviceChildren = (deviceTaskId: string | number, priorityTaskId?:
 }
 
 const refreshPlanLinksByRowOrder = () => {
-  const allLinks = gantt.getLinks()
-  allLinks.forEach((item: any) => gantt.deleteLink(item.id))
-  let linkIndex = 1
-  const deviceTaskIds = gantt.getChildren(0)
-  deviceTaskIds.forEach((deviceTaskId: string | number) => {
-    const childTaskIds = gantt.getChildren(deviceTaskId).filter((childId: string | number) => {
-      const task = gantt.getTask(childId)
-      return !!task?._planData
-    })
-    let previousTaskId: string | number | null = null
-    childTaskIds.forEach((taskId: string | number) => {
-      if (previousTaskId !== null) {
-        gantt.addLink({
-          id: `link-${linkIndex++}`,
-          source: previousTaskId,
-          target: taskId,
-          type: '0'
+  try {
+    const allLinks = gantt.getLinks()
+    allLinks.forEach((item: any) => gantt.deleteLink(item.id))
+    let linkIndex = 1
+    const deviceTaskIds = gantt.getChildren(0)
+    deviceTaskIds.forEach((deviceTaskId: string | number) => {
+      try {
+        const childTaskIds = gantt.getChildren(deviceTaskId).filter((childId: string | number) => {
+          const task = gantt.getTask(childId)
+          return !!task?._planData
         })
-      }
-      previousTaskId = taskId
+        let previousTaskId: string | number | null = null
+        childTaskIds.forEach((taskId: string | number) => {
+          if (previousTaskId !== null) {
+            gantt.addLink({
+              id: `link-${linkIndex++}`,
+              source: previousTaskId,
+              target: taskId,
+              type: '0'
+            })
+          }
+          previousTaskId = taskId
+        })
+      } catch {}
     })
-  })
+  } catch {}
 }
 
 const getDeviceInsertIndex = (deviceTaskId: string | number, startDate: dayjs.Dayjs) => {
@@ -672,8 +681,8 @@ const applyTaskAdjust = (task: any, targetDeviceTaskId: string | number, startDa
   syncPlanTimeFromTask(task)
   normalizeDeviceChildren(targetDeviceTaskId, task.id)
   if (sourceDeviceTaskId && sourceDeviceTaskId !== targetDeviceTaskId) {
-    normalizeDeviceChildren(sourceDeviceTaskId)
     removeDeviceFromGanttIfNoCurrent(sourceDeviceTaskId)
+    normalizeDeviceChildren(sourceDeviceTaskId)
   }
   refreshPlanLinksByRowOrder()
   refreshTimelineRangeByTasks()