diff --git a/build/lib/bigData.js b/build/lib/bigData.js
index c0a7e0c..74d78a8 100644
--- a/build/lib/bigData.js
+++ b/build/lib/bigData.js
@@ -99,6 +99,10 @@ function bigData(Table) {
           _this.cachedRowHeight = []; //缓存每行的高度
           _this.cachedRowParentIndex = [];
           _this.computeCachedRowParentIndex(newData);
+          // fix：切换数据源，startIndex、endIndex错误
+          _this.currentIndex = 0;
+          _this.startIndex = _this.currentIndex; //数据开始位置
+          _this.endIndex = _this.currentIndex + _this.loadCount;
         }
         if (newData.length && newData[0].key == undefined) {
           //数据没有key时设置key
diff --git a/package.json b/package.json
index 231e8d2..6778239 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
  "name": "bee-table",
- "version": "2.2.30-nc.7",
+ "version": "2.2.30-nc.8",
  "description": "Table ui component for react",
  "keywords": [
   "react",
diff --git a/src/lib/bigData.js b/src/lib/bigData.js
index dbb37e8..cc6e19c 100644
--- a/src/lib/bigData.js
+++ b/src/lib/bigData.js
@@ -72,6 +72,10 @@ export default function bigData(Table) {
           _this.cachedRowHeight = []; //缓存每行的高度
           _this.cachedRowParentIndex = [];
           _this.computeCachedRowParentIndex(newData);
+          // fix：切换数据源，startIndex、endIndex错误
+          _this.currentIndex = 0;
+          _this.startIndex = _this.currentIndex; //数据开始位置
+          _this.endIndex = _this.currentIndex + _this.loadCount; 
         }
         if(newData.length&&(newData[0].key==undefined)){//数据没有key时设置key
           _this.cachedRowParentIndex = [];