diff --git a/docs/frame.md b/docs/frame.md
index 9144071656e04a587a33e236744b9fe17f34ff0c..943ab3b2d398a14fd3c5209720e5a4ba4fac9035 100644
--- a/docs/frame.md
+++ b/docs/frame.md
@@ -1207,7 +1207,8 @@ uni-app 2.5.5+ 在 [WXS](?id=wxs) 的基础上扩展了 renderjs，以 vue 组
 * view 层和 service 层通讯方式与 [WXS](?id=wxs) 一致
 * 观测更新的数据在 view 层可以直接访问到
 * 不要直接引用大型类库，推荐通过动态创建 script 方式引用
-* view 层的页面引用资源的路径相对于根目录计算，例如：./static/test.js
+* view 层的页面引用资源的路径相对于根目录计算，例如：./static/test.js
+* 目前仅支持内联使用
 
 
 ## 致谢
diff --git a/packages/uni-app-plus/dist/index.v3.js b/packages/uni-app-plus/dist/index.v3.js
index c5f4e9499aa7879ed8532babd1e8b48d21678f24..abac05b3d888733b2b3d4055352e59e8991d9d6e 100644
--- a/packages/uni-app-plus/dist/index.v3.js
+++ b/packages/uni-app-plus/dist/index.v3.js
@@ -2328,7 +2328,7 @@ var serviceContext = (function () {
       } else if (res.errMsg.indexOf(':cancel') !== -1) {
         res.errMsg = apiName + ':cancel';
       } else if (res.errMsg.indexOf(':fail') !== -1) {
-        res.errMsg = apiName + ':fail';
+        res.errMsg = apiName + ':fail' + res.errMsg.substr(res.errMsg.indexOf(' '));
       }
 
       const errMsg = res.errMsg;
@@ -6275,7 +6275,7 @@ var serviceContext = (function () {
             requestTaskId,
             state: 'fail',
             statusCode,
-            errMsg: 'abort'
+            errMsg: 'abort statusCode:' + statusCode
           });
         }
       });
diff --git a/packages/uni-app-plus/dist/service.runtime.esm.js b/packages/uni-app-plus/dist/service.runtime.esm.js
index 556e2cd3535c6a62806dede91f9ace99f643259a..569e529b581e66e9ccc6971db5419190f5c7a04c 100644
--- a/packages/uni-app-plus/dist/service.runtime.esm.js
+++ b/packages/uni-app-plus/dist/service.runtime.esm.js
@@ -6693,7 +6693,12 @@ function parseDataset(attrs) {
   var dataset = Object.create(null);
   Object.keys(attrs).forEach(function (name) {
     if (name.indexOf('data-') === 0) {
-      dataset[camelize(name.replace('data-', ''))] = JSON.parse(attrs[name]);
+      var camelizeName = camelize(name.replace('data-', ''));
+      try {
+        dataset[camelizeName] = JSON.parse(attrs[name]);
+      } catch (e) {
+        dataset[camelizeName] = attrs[name];
+      }
     }
   });
   return dataset
diff --git a/packages/uni-cli-shared/lib/platform.js b/packages/uni-cli-shared/lib/platform.js
index 63d972149f0159bdfca1791009770d8bee176bc7..45698b7652968ad1b993875ae15473f4d667af74 100644
--- a/packages/uni-cli-shared/lib/platform.js
+++ b/packages/uni-cli-shared/lib/platform.js
@@ -566,7 +566,8 @@ module.exports = {
       orderedValues: false,
       mergeLonghand: false,
       mergeRules: false,
-      cssDeclarationSorter: false,
+      cssDeclarationSorter: false,
+      uniqueSelectors: false, // 标签排序影响头条小程序
       discardComments: false,
       discardDuplicates: false // 条件编译会导致重复
     }
diff --git a/packages/webpack-uni-mp-loader/lib/plugin/generate-json.js b/packages/webpack-uni-mp-loader/lib/plugin/generate-json.js
index d5816c5e977ea77c681c0142627133beb48fc0f0..f7193fce7d89fee3ab729d1de3a58e5b31c502da 100644
--- a/packages/webpack-uni-mp-loader/lib/plugin/generate-json.js
+++ b/packages/webpack-uni-mp-loader/lib/plugin/generate-json.js
@@ -92,7 +92,7 @@ module.exports = function generateJson (compilation) {
   for (let name of jsonFileMap.keys()) {
     const jsonObj = JSON.parse(jsonFileMap.get(name))
     if (process.env.UNI_PLATFORM === 'app-plus') { // App平台默认增加usingComponents,激活__wxAppCode__
-      jsonObj.usingComponents = {}
+      jsonObj.usingComponents = jsonObj.usingComponents || {}
     }
     // customUsingComponents
     if (jsonObj.customUsingComponents && Object.keys(jsonObj.customUsingComponents).length) {
@@ -187,4 +187,4 @@ module.exports = function generateJson (compilation) {
       require('@dcloudio/uni-cli-shared/lib/cache').store()
     }, 50)
   }
-}
+}
diff --git a/src/core/helpers/api.js b/src/core/helpers/api.js
index 0c0e7fba12084183e745f886461bf324cb24ec40..9b7a2a8b2afbdcc8d64f28e1ac8e242198170a10 100644
--- a/src/core/helpers/api.js
+++ b/src/core/helpers/api.js
@@ -164,7 +164,7 @@ function createApiCallback (apiName, params = {}, extras = {}) {
     } else if (res.errMsg.indexOf(':cancel') !== -1) {
       res.errMsg = apiName + ':cancel'
     } else if (res.errMsg.indexOf(':fail') !== -1) {
-      res.errMsg = apiName + ':fail'
+      res.errMsg = apiName + ':fail' + res.errMsg.substr(res.errMsg.indexOf(' '))
     }
 
     const errMsg = res.errMsg
diff --git a/src/core/view/components/input/index.vue b/src/core/view/components/input/index.vue
index c3a27a73ea0300cb39441c2373125e8fbab15c89..89a9cef92bca9a64a3327804c9ed21b0c5035372 100644
--- a/src/core/view/components/input/index.vue
+++ b/src/core/view/components/input/index.vue
@@ -282,10 +282,12 @@ uni-input[hidden] {
 
 .uni-input-wrapper,
 .uni-input-form {
-  display: block;
+  display: flex;
   position: relative;
   width: 100%;
   height: 100%;
+  flex-direction: column;
+  justify-content: center;
 }
 
 .uni-input-placeholder,
@@ -295,15 +297,15 @@ uni-input[hidden] {
 
 .uni-input-placeholder {
   position: absolute;
-  top: 50%;
+  top: auto !important;
   left: 0;
-  transform: translateY(-50%);
   color: gray;
   overflow: hidden;
   text-overflow: clip;
   white-space: pre;
   word-break: keep-all;
   pointer-events: none;
+  line-height: inherit;
 }
 
 .uni-input-input {
diff --git a/src/platforms/app-plus/service/api/network/request.js b/src/platforms/app-plus/service/api/network/request.js
index 7e3936a2bc704464b94ce3fa40e4b6a098dc2812..4aa4c1369a76b795173fc976636a18d617be1ffd 100644
--- a/src/platforms/app-plus/service/api/network/request.js
+++ b/src/platforms/app-plus/service/api/network/request.js
@@ -102,7 +102,7 @@ export function createRequestTaskById (requestTaskId, {
           requestTaskId,
           state: 'fail',
           statusCode,
-          errMsg: 'abort'
+          errMsg: 'abort statusCode:' + statusCode
         })
       }
     })
diff --git a/src/platforms/app-plus/view/components/ad/index.vue b/src/platforms/app-plus/view/components/ad/index.vue
index 02ae7b54725faf49db035ef756a8df8ec36a90b1..b8ed9fee4f105c2b1b3a108f4d5e4a17d3185e36 100644
--- a/src/platforms/app-plus/view/components/ad/index.vue
+++ b/src/platforms/app-plus/view/components/ad/index.vue
@@ -13,6 +13,35 @@ import {
 } from 'uni-mixins'
 import native from '../../mixins/native'
 
+const _adDataCache = {}
+function getAdData (adpid, adWidth, onsuccess, onerror) {
+  const key = adpid + '-' + adWidth
+  const adDataList = _adDataCache[key]
+  if (adDataList && adDataList.length > 0) {
+    onsuccess(adDataList.splice(0, 1)[0])
+    return
+  }
+
+  plus.ad.getAds(
+    {
+      adpid: adpid,
+      count: 10,
+      width: adWidth
+    },
+    (res) => {
+      const list = res.ads
+      onsuccess(list.splice(0, 1)[0])
+      _adDataCache[key] = adDataList ? adDataList.concat(list) : list
+    },
+    (err) => {
+      onerror({
+        errCode: err.code,
+        errMsg: err.message
+      })
+    }
+  )
+}
+
 const methods = [
   'draw'
 ]
@@ -135,19 +164,10 @@ export default {
       }
     },
     _loadData (adpid) {
-      plus.ad.getAds({
-        adpid: adpid || this.adpid,
-        count: 1,
-        width: this.position.width
-      },
-      (res) => {
-        this._fillData(res.ads[0])
-      },
-      (err) => {
-        this.$trigger('error', {}, {
-          errCode: err.code,
-          errMsg: err.message
-        })
+      getAdData(adpid || this.adpid, this.position.width, (data) => {
+        this._fillData(data)
+      }, (err) => {
+        this.$trigger('error', err)
       })
     },
     _fillData (data) {