Please look at this example. It works fine.
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>jQuery EasyUI</title>
<link rel="stylesheet" type="text/css" href="https://www.jeasyui.com/easyui/themes/default/easyui.css">
<script type="text/javascript" src="https://www.jeasyui.com/easyui/jquery.min.js"></script>
<script type="text/javascript" src="https://www.jeasyui.com/easyui/jquery.easyui.min.js"></script>
<script type="text/javascript" src="https://www.jeasyui.com/easyui/datagrid-scrollview.js"></script>
<script type="text/javascript" src="https://www.jeasyui.com/easyui/jquery.edatagrid.js"></script>
<script>
$(function(){
var rows = [];
for(var i=1; i<=8000; i++){
var amount = Math.floor(Math.random()*1000);
var price = Math.floor(Math.random()*1000);
rows.push({
inv: 'Inv No '+i,
date: $.fn.datebox.defaults.formatter(new Date()),
name: 'Name '+i,
amount: amount,
price: price,
cost: amount*price,
note: 'Note '+i
});
}
$('#dg').edatagrid({
data: rows
});
});
</script>
</head>
<body>
<h1>DataGrid - VirtualScrollView</h1>
<table id="dg" style="width:700px;height:250px"
title="DataGrid - VirtualScrollView"
data-options="view:scrollview,rownumbers:true,singleSelect:true,autoRowHeight:false,pageSize:50">
<thead>
<tr>
<th field="inv" width="80">Inv No</th>
<th field="date" width="100">Date</th>
<th field="name" width="80" editor="textbox">Name</th>
<th field="amount" width="80" align="right" editor="numberbox">Amount</th>
<th field="price" width="80" align="right">Price</th>
<th field="cost" width="100" align="right">Cost</th>
<th field="note" width="110">Note</th>
</tr>
</thead>
</table>
</body>
</html>