问题遇到的现象和发生背景
问题相关代码
<div class="w-100 mt-5" style="min-width: 1200px;">
<div class="w-100 text-center"><h2 style="color: #FBFCFC;">社区宠物诊所</h2></div>
<div class="w-50 mt-4 text-center" style="margin-right:auto;margin-left:auto;">
<div class="row">
<div class="col border py-1 border-right-0" style="background-color:#d5d7d9;border-color: #ffffff !important;">医生</div>
<div class="col border py-1 border-right-0" style="background-color:#d5d7d9;border-color: #ffffff !important;">时间</div>
<div class="col border py-1 border-right-0" style="background-color:#d5d7d9;border-color: #ffffff !important;">病情描述</div>
<div class="col border py-1" style="background-color:#d5d7d9;border-color: #ffffff !important;">治疗方案</div>
</div>
<div class="row">
<c:forEach items="${visits}" var="one">
<div class="col border-right" style="background-color: #FFFFFF;">${one.vetName}</div>
<div class="col border-right" style="background-color: #FFFFFF;">${one.visitsdate}</div>
<div class="col border-right" style="background-color: #FFFFFF;">${one.description}</div>
<div class="col" style="background-color: #FFFFFF;">${one.treatment}</div>
</c:forEach>
</div>
<div class="mt-4">
<span><input type="button" value="返回" onclick="history.back(-1)"/></span>
</div>
<div class="mt-2" style="color: crimson">
<%=request.getAttribute("msg")==null?"":request.getAttribute("msg")%>
</div>
</div>
</div>
运行结果及报错内容
控制台无报错,这里的异常是啥情况
已导入el表达式需要导的jstl包。