我有一个自己的云运行并且昨天编辑了主题。一切都运行良好，但现在我打开云时得到了这个：
<!DOCTYPE html>
<!--[if lte IE 8]><html class="ng-csp ie ie8 lte9 lte8" data-placeholder-focus="false" lang="de_DE" ><![endif]-->
<!--[if IE 9]><html class="ng-csp ie ie9 lte9" data-placeholder-focus="false" lang="de_DE" ><![endif]-->
<!--[if (gt IE 9)|!(IE)]><!--><html class="ng-csp" data-placeholder-focus="false" lang="de_DE" ><!--<![endif]-->
<head data-requesttoken="W1IvBx1AX1duRBttEDcfHVMbMwMCNAcldBEbYA4Q:i+a7ir6365z7SM4x1cUKZWsA1pNOIE">
<meta charset="utf-8">
<title>
ownCloud </title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="referrer" content="never">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=1.0">
<meta name="apple-itunes-app" content="app-id=543672169">
<meta name="theme-color" content="#1d2d44">
<link rel="shortcut icon" type="image/png" href="<!DOCTYPE html>
<!--[if lte IE 8]><html class="ng-csp ie ie8 lte9 lte8" data-placeholder-focus="false" lang="de_DE" ><![endif]-->
<!--[if IE 9]><html class="ng-csp ie ie9 lte9" data-placeholder-focus="false" lang="de_DE" ><![endif]-->
<!--[if (gt IE 9)|!(IE)]><!--><html class="ng-csp" data-placeholder-focus="false" lang="de_DE" ><!--<![endif]-->
<head data-requesttoken="">
<meta charset="utf-8">
<title>
ownCloud </title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="referrer" content="never">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=1.0">
<meta name="apple-itunes-app" content="app-id=543672169">
<meta name="theme-color" content="#1d2d44">
<link rel="shortcut icon" type="image/png" href="Internal Server Error
The server encountered an internal error and was unable to complete your request.
Please contact the server administrator if this error reappears multiple times, please include the technical details below in your report.
More details can be found in the server log.
我只更改了core / templates / layout.guest.php＆amp; layout.user.php。 已经做了回滚并尝试了网上的其他文件，但没有任何效果，任何人都可以帮我这个吗？