Fix #3947

src/bootstrap-table.js

@@ -2443,7 +2443,7 @@
         data = data[this.options.dataField]
       } else if (!Array.isArray(data)) { // support fixedScroll
         fixedScroll = data.fixedScroll
-        data = data.data
+        data = data[this.options.dataField]
       }
 
       this.initData(data)