始终显示下面结果
<!DOCTYPE html>
<html>
<head>
<meta charset=“UTF-8”>
<title>系统发生错误</title>
<meta name=“robots” content=“noindex,nofollow” />
<style>
/* Base */
body {
color: #333;
font: 16px Verdana, “Helvetica Neue”, helvetica, Arial, ‘Microsoft YaHei’, sans-serif;
margin: 0;
padding: 0 20px 20px;
}
h1{
margin: 10px 0 0;
font-size: 28px;
font-weight: 500;
line-height: 32px;
}
h2{
color: #4288ce;
font-weight: 400;
padding: 6px 0;
margin: 6px 0 0;
font-size: 18px;
border-bottom: 1px solid #eee;
}
h3{
margin: 12px;
font-size: 16px;
font-weight: bold;
}
abbr{
cursor: help;
text-decoration: underline;
text-decoration-style: dotted;
}
a{
color: #868686;
cursor: pointer;
}
a:hover{
text-decoration: underline;
}
.line-error{
background: #f8cbcb;
}
.echo table {
width: 100%;
}
.echo pre {
padding: 16px;
overflow: auto;
font-size: 85%;
line-height: 1.45;
background-color: #f7f7f7;
border: 0;
border-radius: 3px;
font-family: Consolas, “Liberation Mono”, Menlo, Courier, monospace;
}
.echo pre > pre {
padding: 0;
margin: 0;
}
/* Exception Info */
.exception {
margin-top: 20px;
}
.exception .message{
padding: 12px;
border: 1px solid #ddd;
border-bottom: 0 none;
line-height: 18px;
font-size:16px;
border-top-left-radius: 4px;
border-top-right-radius: 4px;
font-family: Consolas,“Liberation Mono”,Courier,Verdana,“微软雅黑”;
}
.exception .code{
float: left;
text-align: center;
color: #fff;
margin-right: 12px;
padding: 16px;
border-radius: 4px;
background: #999;
}
.exception .source-code{
padding: 6px;
border: 1px solid #ddd;
background: #f9f9f9;
overflow-x: auto;
}
.exception .source-code pre{
margin: 0;
}
.exception .source-code pre ol{
margin: 0;
color: #4288ce;
display: inline-block;
min-width: 100%;
box-sizing: border-box;
font-size:14px;
font-family: “Century Gothic”,Consolas,“Liberation Mono”,Courier,Verdana;
padding-left: 56px;
}
.exception .source-code pre li{
border-left: 1px solid #ddd;
height: 18px;
line-height: 18px;
}
.exception .source-code pre code{
color: #333;
height: 100%;
display: inline-block;
border-left: 1px solid #fff;
font-size:14px;
font-family: Consolas,“Liberation Mono”,Courier,Verdana,“微软雅黑”;
}
.exception .trace{
padding: 6px;
border: 1px solid #ddd;
border-top: 0 none;
line-height: 16px;
font-size:14px;
font-family: Consolas,“Liberation Mono”,Courier,Verdana,“微软雅黑”;
}
.exception .trace ol{
margin: 12px;
}
.exception .trace ol li{
padding: 2px 4px;
}
.exception div:last-child{
border-bottom-left-radius: 4px;
border-bottom-right-radius: 4px;
}
/* Exception Variables */
.exception-var table{
width: 100%;
margin: 12px 0;
box-sizing: border-box;
table-layout:fixed;
word-wrap:break-word;
}
.exception-var table caption{
text-align: left;
font-size: 16px;
font-weight: bold;
padding: 6px 0;
}
.exception-var table caption small{
font-weight: 300;
display: inline-block;
margin-left: 10px;
color: #ccc;
}
.exception-var table tbody{
font-size: 13px;
font-family: Consolas,“Liberation Mono”,Courier,“微软雅黑”;
}
.exception-var table td{
padding: 0 6px;
vertical-align: top;
word-break: break-all;
}
.exception-var table td:first-child{
width: 28%;
font-weight: bold;
white-space: nowrap;
}
.exception-var table td pre{
margin: 0;
}
/* Copyright Info */
.copyright{
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