WordPress 500 error

到伺服器FTP中修改文件
修改
.htaccess

# BEGIN WordPress
 <IfModule mod_rewrite.c>
 RewriteEngine On RewriteBase /
 RewriteRule ^index\.php$ - [L]
 RewriteCond %{REQUEST_FILENAME} !-f
 RewriteCond %{REQUEST_FILENAME} !-d
 RewriteRule . /index.php [L]
 </IfModule>
 # END WordPress