我对spring框架很陌生，我尝试使用百万美元和Twitter引导来创建一个模板来替换显示使用JPA的项目表的页面。我的问题是我无法显示该页面。附在此处是错误的屏幕截图。
<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org" >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta name="description" content="">
<meta name="author" content="">
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<title>Items</title>
<!-- Bootstrap core CSS -->
<link th:href="@{/css/bootstrap.min.css}" href="/css/bootstrap.min.css" rel="stylesheet">
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<linkhref="/css/ie10-viewport-bug-workaround.css" rel="stylesheet">
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<link href="/dashboard/dashboard.css" rel="stylesheet">
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<![endif]-->
</head>
<body>
<nav class="navbar navbar-inverse navbar-fixed-top">
<div class="container-fluid">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">Inventory System</a>
</div>
<div id="navbar" class="navbar-collapse collapse">
<ul class="nav navbar-nav navbar-right">
<li><a href="#">Help</a></li>
</ul>
<form class="navbar-form navbar-right">
<input type="text" class="form-control" placeholder="Search...">
</form>
</div>
</div>
</nav>
<div class="container-fluid">
<div class="row">
<div class="col-sm-3 col-md-2 sidebar">
<ul class="nav nav-sidebar">
<li class="active"><a href="#">Welcome <span class="sr-only">(current)</span></a></li>
<li><a href="/items">Items</a></li>
</ul>
<ul class="nav nav-sidebar">
<li><a href="">New item</a></li>
<li><a href="">Edit Item</a></li>
</ul>
<ul class="nav nav-sidebar">
</ul>
</div>
<div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main">
<h1 class="page-header">Welcome</h1>
<div class="table-responsive">
<table class="table table-striped">
<thead>
<tr>
<th>Stock Number</th>
<th>Item Description</th>
<th>Unit</th>
<th>ABC</th>
</tr>
</thead>
<tbody>
<tr th:each="item : ${items}">
<td th:text="${item.stockNumber}"></td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
</div>
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<script src="/js/bootstrap.min.js"></script>
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<script src="/js/vendor/holder.min.js"></script>
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<script src="/js/ie10-viewport-bug-workaround.js"></script>
</body>
</html>
