diff --git a/src/api/mes/taskManagement/index.ts b/src/api/mes/taskManagement/index.ts
index e1182d4f..ed2a14be 100644
--- a/src/api/mes/taskManagement/index.ts
+++ b/src/api/mes/taskManagement/index.ts
@@ -5,7 +5,7 @@ export interface TaskManagementVO {
   name?: string
   taskType?: number
   deviceList?: string
-  projectForm?: string
+  projectForm?: string | number
   startDate?: string
   endDate?: string
   cronExpression?: string
diff --git a/src/views/mes/taskManagement/TaskManagementForm.vue b/src/views/mes/taskManagement/TaskManagementForm.vue
index 4db62629..2611f0be 100644
--- a/src/views/mes/taskManagement/TaskManagementForm.vue
+++ b/src/views/mes/taskManagement/TaskManagementForm.vue
@@ -31,13 +31,12 @@
       <el-form-item label="项目表单" prop="projectForm">
         <el-select
           v-model="formData.projectForm"
-          multiple
           filterable
           clearable
           placeholder="请选择项目表单"
           class="!w-full"
         >
-          <el-option v-for="item in planOptions" :key="String(item.id)" :label="item.planName" :value="String(item.id)" />
+          <el-option v-for="item in planOptions" :key="String(item.id)" :label="item.planName" :value="Number(item.id)" />
         </el-select>
       </el-form-item>
       <el-form-item label="起止日期" prop="dateRange">
@@ -129,7 +128,7 @@ const toCommaSeparatedIds = (value: any): string | undefined => {
 const ensureOptionsLoaded = async () => {
   const [deviceRes, planRes, userRes] = await Promise.all([
     DeviceLedgerApi.getDeviceLedgerPage({}),
-    PlanMaintenanceApi.getPlanMaintenancePage({}),
+    PlanMaintenanceApi.getPlanMaintenancePage({ pageNo: 1, pageSize: 100 }),
     getSimpleUserList()
   ])
   deviceOptions.value = (deviceRes?.list ?? []) as DeviceOption[]
@@ -142,7 +141,7 @@ const formData = ref({
   name: undefined as string | undefined,
   taskType: undefined as number | undefined,
   deviceList: [] as string[],
-  projectForm: [] as string[],
+  projectForm: undefined as number | undefined,
   dateRange: [] as string[],
   cronExpression: undefined as string | undefined,
   operableUsers: [] as string[],
@@ -155,6 +154,7 @@ const formRules = reactive({
   enabled: [{ required: true, message: '是否启用不能为空', trigger: 'change' }],
   deviceList: [{ required: true, message: '设备列表不能为空', trigger: 'change' }],
   projectForm: [{ required: true, message: '项目表单不能为空', trigger: 'change' }],
+  dateRange: [{required: true, message: '起止日期不能为空', trigger: 'change' }]
 })
 
 const resetForm = () => {
@@ -163,7 +163,7 @@ const resetForm = () => {
     name: undefined,
     taskType: undefined,
     deviceList: [],
-    projectForm: [],
+    projectForm: undefined,
     dateRange: [],
     cronExpression: undefined,
     operableUsers: [],
@@ -186,14 +186,16 @@ const open = async (type: string, row?: TaskManagementVO) => {
     formData.value.deviceList = parseIdsValue((row as any).deviceList)
     const projectFormIds = parseIdsValue((row as any).projectForm)
     if (projectFormIds.length) {
-      formData.value.projectForm = projectFormIds
+      const n = Number(projectFormIds[0])
+      formData.value.projectForm = Number.isFinite(n) ? n : undefined
     } else {
       const projectFormNames = parseIdsValue((row as any).projectFormName)
-      const mappedIds = projectFormNames
+      const mapped = projectFormNames
         .map((name) => planOptions.value.find((p) => p.planName === name)?.id)
         .filter((id) => id !== undefined && id !== null)
-        .map((id) => String(id))
-      formData.value.projectForm = mappedIds
+        .map((id) => Number(id))
+      const firstId = mapped[0]
+      formData.value.projectForm = typeof firstId === 'number' && Number.isFinite(firstId) ? firstId : undefined
     }
     formData.value.dateRange = [row.startDate, row.endDate].filter(Boolean) as string[]
     formData.value.cronExpression = row.cronExpression
@@ -222,7 +224,7 @@ const submitForm = async () => {
       name: formData.value.name,
       taskType: formData.value.taskType,
       deviceList: toCommaSeparatedIds((formData.value as any).deviceList),
-      projectForm: toCommaSeparatedIds((formData.value as any).projectForm),
+      projectForm: formData.value.projectForm,
       startDate: startDate || undefined,
       endDate: endDate || undefined,
       cronExpression: formData.value.cronExpression,