diff --git a/build/Table.js b/build/Table.js
index 4b1c5c7..743b813 100644
--- a/build/Table.js
+++ b/build/Table.js
@@ -324,9 +324,9 @@ var Table = function (_Component) {
     _utils.EventUtil.addHandler(this.contentTable, 'focus', this.onFocus);
     setTimeout(this.resetScrollX, 300);
     //含有纵向滚动条
-    if (this.props.scroll.y) {
-      this.scrollbarWidth = (0, _utils.measureScrollbar)();
-    }
+    // if(this.props.scroll.y){
+    this.scrollbarWidth = (0, _utils.measureScrollbar)();
+    // }
     //后续也放在recevice里面
     if (!this.props.originWidth) {
       this.computeTableWidth();
diff --git a/build/lib/bigData.js b/build/lib/bigData.js
index c0c1b24..005ed41 100644
--- a/build/lib/bigData.js
+++ b/build/lib/bigData.js
@@ -84,6 +84,8 @@ function bigData(Table) {
         _this.endIndex = _this.currentIndex + _this.loadCount; //数据结束位置
       }
       if (nextProps.data !== props.data) {
+        _this.cachedRowHeight = []; //缓存每行的高度
+        _this.cachedRowParentIndex = [];
         _this.computeCachedRowParentIndex(nextProps.data);
         if (nextProps.data.length > 0) {
           _this.endIndex = _this.currentIndex - nextProps.loadBuffer + _this.loadCount; //数据结束位置
diff --git a/package.json b/package.json
index 6cc9cc5..19cbf63 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
  "name": "bee-table",
- "version": "2.1.4-alpha.1",
+ "version": "2.1.4-alpha.2",
  "description": "Table ui component for react",
  "keywords": [
   "react",