diff --git a/src/views/mes/tasksummary/components/TaskScheduleDialog.vue b/src/views/mes/tasksummary/components/TaskScheduleDialog.vue
index e0e24bd4..f7011498 100644
--- a/src/views/mes/tasksummary/components/TaskScheduleDialog.vue
+++ b/src/views/mes/tasksummary/components/TaskScheduleDialog.vue
@@ -252,8 +252,8 @@ const currentDeviceRelationRow = ref<any>()
 const currentProductData = ref<any>()
 const selectedDeviceRows = ref<any[]>([])
 const deviceRelationForm = reactive({
-  productId: undefined as number | undefined,
-  devices: [] as { id: number; name: string }[]
+  productId: undefined as string | undefined,
+  devices: [] as { id: string; name: string }[]
 })
 
 const deviceColumns = computed(() => [
@@ -304,7 +304,7 @@ const taskDetailRequestMap = new Map<string, Promise<any[]>>()
 const currentDetailRequestId = ref(0)
 const taskTableBusy = computed(() => taskLoading.value || taskSelectionLoading.value)
 
-const getRelationName = (item: Record<string, any>, nameKeys: string[], fallbackPrefix: string, id: number) => {
+const getRelationName = (item: Record<string, any>, nameKeys: string[], fallbackPrefix: string, id: string) => {
   for (const key of nameKeys) {
     const value = item[key]
     if (value !== undefined && value !== null && String(value).trim() !== '') {
@@ -318,11 +318,11 @@ const normalizeRelationList = (
   fallbackRows: any[] | undefined,
   nameKeys: string[],
   fallbackPrefix: string
-): { id: number; name: string }[] => {
-  const fallbackMap = new Map<number, string>()
+): { id: string; name: string }[] => {
+  const fallbackMap = new Map<string, string>()
   ;(fallbackRows || []).forEach((row) => {
-    const id = Number(row?.id)
-    if (!Number.isFinite(id)) return
+    const id = String(row?.id)
+    if (!id || id === 'undefined' || id === 'null') return
     fallbackMap.set(id, getRelationName(row, nameKeys, fallbackPrefix, id))
   })
   const parseArray = (source: unknown): any[] => {
@@ -342,23 +342,23 @@ const normalizeRelationList = (
   return parseArray(value)
     .map((item) => {
       if (typeof item === 'object' && item !== null) {
-        const id = Number((item as any).id)
-        if (!Number.isFinite(id)) return undefined
+        const id = String((item as any).id)
+        if (!id || id === 'undefined' || id === 'null') return undefined
         return {
           id,
           name: getRelationName(item as any, nameKeys, fallbackPrefix, id)
         }
       }
-      const id = Number(item)
-      if (!Number.isFinite(id)) return undefined
+      const id = String(item)
+      if (!id || id === 'undefined' || id === 'null') return undefined
       return {
         id,
         name: fallbackMap.get(id) || `${fallbackPrefix}ID:${id}`
       }
     })
-    .filter((item): item is { id: number; name: string } => Boolean(item))
+    .filter((item): item is { id: string; name: string } => Boolean(item))
 }
-const toDeviceRows = (devices: { id: number; name: string }[]) => {
+const toDeviceRows = (devices: { id: string; name: string }[]) => {
   return devices.map((item) => ({
     id: item.id,
     deviceName: item.name,
@@ -625,7 +625,7 @@ const openDeviceRelationDialog = async (row: any) => {
   deviceRelationLoading.value = true
   selectedDeviceRows.value = []
   try {
-    const productData = await ProductApi.getProduct(Number(row.productId))
+    const productData = await ProductApi.getProduct(String(row.productId))
     currentProductData.value = productData
     const devices = normalizeRelationList(
       (productData as any).devices ?? (productData as any).deviceIds,
@@ -633,7 +633,7 @@ const openDeviceRelationDialog = async (row: any) => {
       ['name', 'deviceName', 'code'],
       t('ProductionPlan.TaskSummary.deviceColumnName')
     )
-    deviceRelationForm.productId = Number(row.productId)
+    deviceRelationForm.productId = String(row.productId)
     deviceRelationForm.devices = devices
     selectedDeviceRows.value = toDeviceRows(devices)
   } finally {
@@ -656,7 +656,7 @@ const handleDeviceSelectConfirm = (payload: { ids: (number | string)[]; rows: an
         name: item.deviceName || item.name || item.code || `${t('ProductionPlan.TaskSummary.deviceColumnName')}ID:${id}`
       }
     })
-    .filter((item): item is { id: number; name: string } => Boolean(item))
+    .filter((item): item is { id: string; name: string } => Boolean(item))
   selectedDeviceRows.value = payload.rows
 }
 const refreshDetailListAfterDeviceSaved = async () => {