diff --git a/api/hj.js b/api/hj.js
index 9fa5dbd..5d87fe1 100644
--- a/api/hj.js
+++ b/api/hj.js
@@ -263,17 +263,23 @@ export const reqSaveWeldAppearanceCheck = (data = {}) => post('/WeldAppearanceCh
  * 按班组查询任务单列表
  * @param {Object} params - { projectId, teamGroupId?, unitWorkId? }
  */
-export const reqWeldTaskListByTeamGroup = (params = {}) => get('WeldTask/GetTaskListByTeamGroup', params)
+export const reqWeldTaskListByTeamGroup = (params) => request('WeldTask/GetTaskListByTeamGroup', {
+	method: 'GET',
+	data: params || {},
+})
 
 /**
  * 查询任务单详情（含 Joints）
  * @param {Object} params - { projectId, taskCode, unitWorkId? }
  */
-export const reqWeldTaskDetail = (params = {}) => get('WeldTask/GetTaskDetail', params)
+export const reqWeldTaskDetail = (params) => request('WeldTask/GetTaskDetail', {
+	method: 'GET',
+	data: params || {},
+})
 
 /**
  * 根据任务单生成出库申请
  * @param {Object} data - { ProjectId, TaskCode, PersonId }
  */
-export const reqWeldTaskGenerateOutPlan = (data = {}) => post('WeldTask/GenerateOutPlan', data)
+export const reqWeldTaskGenerateOutPlan = (data) => post('WeldTask/GenerateOutPlan', data || {})
 
diff --git a/scanpages/hj/weld_task_detail.vue b/scanpages/hj/weld_task_detail.vue
index 9611c05..ad27b04 100644
--- a/scanpages/hj/weld_task_detail.vue
+++ b/scanpages/hj/weld_task_detail.vue
@@ -33,7 +33,7 @@
 				</view>
 				<view class="card__row">
 					<text class="card__label">焊口数量</text>
-					<text class="card__value">{{ detail.WeldJointCount ?? joints.length }}</text>
+					<text class="card__value">{{ detail.WeldJointCount != null ? detail.WeldJointCount : joints.length }}</text>
 				</view>
 			</view>
 		</view>
@@ -106,15 +106,14 @@
 <script setup>
 /**
  * 焊接任务单详情：展示 Joints，支持生成出库申请单
+ * 使用 Promise 链而非 async/await，规避微信小程序 Babel regenerator 的 "a" is read-only
  */
 import { computed, ref } from 'vue'
 import { onLoad } from '@dcloudio/uni-app'
-import { storeToRefs } from 'pinia'
 import { useUserStore } from '@/store'
 import { reqWeldTaskDetail, reqWeldTaskGenerateOutPlan } from '@/api/hj.js'
 
 const userStore = useUserStore()
-const { userInfo, token } = storeToRefs(userStore)
 
 const projectId = ref('')
 const taskCode = ref('')
@@ -123,12 +122,15 @@ const detail = ref({})
 const loading = ref(false)
 const submitting = ref(false)
 
-const joints = computed(() => {
-	const list = detail.value?.Joints
+const joints = computed(function () {
+	const d = detail.value
+	const list = d ? d.Joints : null
 	return Array.isArray(list) ? list : []
 })
 
-const canGenerate = computed(() => !!(projectId.value && taskCode.value))
+const canGenerate = computed(function () {
+	return !!(projectId.value && taskCode.value)
+})
 
 const fmtDate = (val) => {
 	if (!val) return '--'
@@ -137,7 +139,7 @@ const fmtDate = (val) => {
 	const y = d.getFullYear()
 	const m = String(d.getMonth() + 1).padStart(2, '0')
 	const day = String(d.getDate()).padStart(2, '0')
-	return `${y}-${m}-${day}`
+	return y + '-' + m + '-' + day
 }
 
 const formatSize = (val) => {
@@ -145,28 +147,29 @@ const formatSize = (val) => {
 	return String(val)
 }
 
-const loadDetail = async () => {
+const loadDetail = () => {
 	if (!projectId.value || !taskCode.value) {
 		uni.showToast({ title: '入口参数错误', icon: 'none' })
 		return
 	}
 	loading.value = true
-	try {
-		const res = await reqWeldTaskDetail({
-			projectId: projectId.value,
-			taskCode: taskCode.value,
-			unitWorkId: unitWorkId.value || undefined,
-		})
-		detail.value = res?.data || {}
-		if (!res?.data) {
+	const params = {
+		projectId: projectId.value,
+		taskCode: taskCode.value,
+		unitWorkId: unitWorkId.value || '',
+	}
+	reqWeldTaskDetail(params).then(function (res) {
+		const data = res ? res.data : null
+		detail.value = data || {}
+		if (!data) {
 			uni.showToast({ title: '未找到任务单', icon: 'none' })
 		}
-	} catch (e) {
+	}).catch(function (e) {
 		console.error('任务单详情加载失败:', e)
 		detail.value = {}
-	} finally {
+	}).then(function () {
 		loading.value = false
-	}
+	})
 }
 
 const handleGenerate = () => {
@@ -174,38 +177,37 @@ const handleGenerate = () => {
 	uni.showModal({
 		title: '确认生成',
 		content: '确定根据当前任务单生成出库申请单吗？已生成过的不会重复建单。',
-		success: async (modalRes) => {
+		success: function (modalRes) {
 			if (!modalRes.confirm) return
-			const personId = userInfo.value?.PersonId || token.value
+			const user = userStore.userInfo
+			const personId = (user && user.PersonId) || userStore.token
 			if (!personId) {
 				uni.showToast({ title: '缺少登录人信息', icon: 'none' })
 				return
 			}
 			submitting.value = true
-			try {
-				await reqWeldTaskGenerateOutPlan({
-					ProjectId: projectId.value,
-					TaskCode: taskCode.value,
-					PersonId: personId,
-				})
-				// 接口成功也可能 data 为 null（首次/已存在/无材料均可能 code:1）
+			reqWeldTaskGenerateOutPlan({
+				ProjectId: projectId.value,
+				TaskCode: taskCode.value,
+				PersonId: personId,
+			}).then(function () {
 				uni.showToast({
 					title: '生成请求已处理',
 					icon: 'none',
 				})
-			} catch (e) {
+			}).catch(function (e) {
 				console.error('生成出库申请失败:', e)
-			} finally {
+			}).then(function () {
 				submitting.value = false
-			}
+			})
 		},
 	})
 }
 
-onLoad((opt) => {
-	projectId.value = decodeURIComponent(opt.projectId || '')
-	taskCode.value = decodeURIComponent(opt.taskCode || '')
-	unitWorkId.value = decodeURIComponent(opt.unitWorkId || '')
+onLoad(function (opt) {
+	projectId.value = decodeURIComponent((opt && opt.projectId) || '')
+	taskCode.value = decodeURIComponent((opt && opt.taskCode) || '')
+	unitWorkId.value = decodeURIComponent((opt && opt.unitWorkId) || '')
 	loadDetail()
 })
 </script>
diff --git a/scanpages/hj/weld_task_list.vue b/scanpages/hj/weld_task_list.vue
index d0a4ea7..b8ae1d5 100644
--- a/scanpages/hj/weld_task_list.vue
+++ b/scanpages/hj/weld_task_list.vue
@@ -16,7 +16,7 @@
 				>
 					<view class="card-header">
 						<text class="card-code">{{ item.TaskCode || '--' }}</text>
-						<text class="card-tag status-1">焊口 {{ item.WeldJointCount ?? 0 }}</text>
+						<text class="card-tag status-1">焊口 {{ formatJointCount(item) }}</text>
 					</view>
 					<view class="card-body">
 						<view class="card-row">
@@ -55,38 +55,35 @@
 <script setup>
 /**
  * 焊接任务单列表：自动带入登录人 teamGroupId / unitWorkId + 当前项目查询
+ * 使用 Promise 链而非 async/await，规避微信小程序 Babel regenerator 的 "a" is read-only
  */
 import { ref } from 'vue'
 import { onShow } from '@dcloudio/uni-app'
-import { storeToRefs } from 'pinia'
 import { useUserStore } from '@/store'
 import { reqWeldTaskListByTeamGroup } from '@/api/hj.js'
 
 const userStore = useUserStore()
-const { currentProject, userInfo } = storeToRefs(userStore)
 
 const listData = ref([])
 const loading = ref(false)
 const refreshing = ref(false)
 
-/**
- * 登录人班组 ID
- * @param {object|null} user
- */
 const resolveTeamGroupId = (user) => {
 	if (!user) return ''
 	return user.teamGroupId || user.TeamGroupId || ''
 }
 
-/**
- * 登录人单位工程 ID
- * @param {object|null} user
- */
 const resolveUnitWorkId = (user) => {
 	if (!user) return ''
 	return user.unitWorkId || user.UnitWorkId || ''
 }
 
+const formatJointCount = (item) => {
+	if (!item) return 0
+	if (item.WeldJointCount == null) return 0
+	return item.WeldJointCount
+}
+
 const fmtDate = (val) => {
 	if (!val) return '--'
 	const d = new Date(val)
@@ -94,34 +91,40 @@ const fmtDate = (val) => {
 	const y = d.getFullYear()
 	const m = String(d.getMonth() + 1).padStart(2, '0')
 	const day = String(d.getDate()).padStart(2, '0')
-	return `${y}-${m}-${day}`
+	return y + '-' + m + '-' + day
 }
 
-const fetchList = async () => {
-	const projectId = currentProject.value?.ProjectId
+const fetchList = () => {
+	const project = userStore.currentProject
+	const projectId = project ? project.ProjectId : ''
 	if (!projectId) {
 		uni.showToast({ title: '请先选择项目', icon: 'none' })
 		listData.value = []
+		refreshing.value = false
 		return
 	}
 	if (loading.value) return
 	loading.value = true
 
-	try {
-		const res = await reqWeldTaskListByTeamGroup({
-			projectId,
-			teamGroupId: resolveTeamGroupId(userInfo.value) || undefined,
-			unitWorkId: resolveUnitWorkId(userInfo.value) || undefined,
-		})
-		const data = res?.data
-		listData.value = Array.isArray(data) ? data : []
-	} catch (e) {
+	const user = userStore.userInfo
+	const teamGroupId = resolveTeamGroupId(user)
+	const unitWorkId = resolveUnitWorkId(user)
+	const query = {
+		projectId: projectId,
+		teamGroupId: teamGroupId || '',
+		unitWorkId: unitWorkId || '',
+	}
+
+	reqWeldTaskListByTeamGroup(query).then(function (res) {
+		const data = res ? res.data : null
+		listData.value = Array.isArray(data) ? data.slice() : []
+	}).catch(function (e) {
 		console.error('任务单列表加载失败:', e)
 		listData.value = []
-	} finally {
+	}).then(function () {
 		loading.value = false
 		refreshing.value = false
-	}
+	})
 }
 
 const handleRefresh = () => {
@@ -130,21 +133,22 @@ const handleRefresh = () => {
 }
 
 const handleItemClick = (item) => {
-	const projectId = item.ProjectId || currentProject.value?.ProjectId || ''
-	const taskCode = item.TaskCode || ''
-	const unitWorkId = item.UnitWorkId || item.unitWorkId || resolveUnitWorkId(userInfo.value) || ''
+	const project = userStore.currentProject
+	const projectId = (item && item.ProjectId) || (project && project.ProjectId) || ''
+	const taskCode = (item && item.TaskCode) || ''
+	const unitWorkId = (item && (item.UnitWorkId || item.unitWorkId)) || resolveUnitWorkId(userStore.userInfo) || ''
 	if (!projectId || !taskCode) {
 		uni.showToast({ title: '任务单信息不完整', icon: 'none' })
 		return
 	}
-	let url = `/scanpages/hj/weld_task_detail?projectId=${encodeURIComponent(projectId)}&taskCode=${encodeURIComponent(taskCode)}`
+	let url = '/scanpages/hj/weld_task_detail?projectId=' + encodeURIComponent(projectId) + '&taskCode=' + encodeURIComponent(taskCode)
 	if (unitWorkId) {
-		url += `&unitWorkId=${encodeURIComponent(unitWorkId)}`
+		url = url + '&unitWorkId=' + encodeURIComponent(unitWorkId)
 	}
-	uni.navigateTo({ url })
+	uni.navigateTo({ url: url })
 }
 
-onShow(() => {
+onShow(function () {
 	fetchList()
 })
 </script>
diff --git a/utils/request.js b/utils/request.js
index 3de6417..93afbc0 100644
--- a/utils/request.js
+++ b/utils/request.js
@@ -28,14 +28,13 @@ function toQueryString(params) {
  *   {boolean} loading - 是否显示 loading，默认 true
  *   {boolean} toast   - 是否在失败时弹 toast，默认 true
  */
-export function request(url, options = {}) {
-	const {
-		method = 'GET',
-		data,
-		header = {},
-		loading = true,
-		toast = true
-	} = options
+export function request(url, options) {
+	const opts = options || {}
+	const method = opts.method || 'GET'
+	const data = opts.data
+	const header = opts.header || {}
+	const loading = opts.loading !== false
+	const toast = opts.toast !== false
 
 	const userStore = useUserStore()
 	const headers = {
@@ -47,22 +46,22 @@ export function request(url, options = {}) {
 	}
 
 	// GET: 手动拼 query string（不依赖 uni.request 各平台差异）
-	let fullUrl = `${baseUrl}${url}`
+	let fullUrl = baseUrl + url
 	if (method === 'GET' && data) {
-		fullUrl += toQueryString(data)
+		fullUrl = fullUrl + toQueryString(data)
 	}
 
 	if (loading) {
 		uni.showLoading({ title: '加载中...', mask: true })
 	}
 
-	return new Promise((resolve, reject) => {
+	return new Promise(function (resolve, reject) {
 		uni.request({
 			url: fullUrl,
-			method,
+			method: method,
 			data: method === 'POST' ? data : undefined,
 			header: headers,
-			success: (res) => {
+			success: function (res) {
 				if (loading) uni.hideLoading()
 				const body = res.data
 				if (body.code !== 1) {
@@ -81,7 +80,7 @@ export function request(url, options = {}) {
 				}
 				resolve(body)
 			},
-			fail: (err) => {
+			fail: function (err) {
 				if (loading) uni.hideLoading()
 				uni.showToast({ title: '网络连接失败', icon: 'none' })
 				reject(err)
@@ -95,18 +94,20 @@ export function request(url, options = {}) {
  * 兼容两种调用方式：
  *   get('/path?key=val')          旧风格（URL 自带参数）
  *   get('/path', { key: 'val' })  新风格（参数对象，自动编码）
- * 不可对形参 url 做 += 重赋值，正式版 Babel 会把形参编译为只读，触发 "a" is read-only
  */
-export const get = (url, params) => {
-	const fullUrl = params ? `${url}${toQueryString(params)}` : url
+export function get(url, params) {
+	let fullUrl = url
+	if (params) {
+		fullUrl = url + toQueryString(params)
+	}
 	return request(fullUrl, { method: 'GET' })
 }
 
 /**
  * POST 快捷方法
  */
-export const post = (url, data) => {
-	return request(url, { method: 'POST', data })
+export function post(url, data) {
+	return request(url, { method: 'POST', data: data })
 }
 
 /**