大家好，我面临一个问题，请帮忙。我正在使用 OpenCart（版本 1.5.5.1）。但是从最后一天开始，我发现我的每个 poge 都被重定向到 404 错误页面，除了产品页面。我找不到背后的原因，请提出一些建议。
我的 .htaccess 文件中有以下代码。
# Prevent Direct Access to files
<FilesMatch "\.(tpl|ini|log)">
Order deny,allow
Deny from all
</FilesMatch>
ErrorDocument 404 /404.php
# SEO URL Settings
RewriteEngine On
RewriteCond %{REQUEST_URI} !\.[a-zA-Z0-9]{3,4}
RewriteCond %{REQUEST_URI} !/$
RewriteRule ^(.*)$ $1.php
RewriteBase /
#RewriteRule ^sitemap.xml$ index.php?route=feed/google_sitemap [L]
#RewriteRule ^googlebase.xml$ index.php?route=feed/google_base [L]
#Options +FollowSymlinks -MultiViews
#RewriteRule ^(.+)(\s|%20)(.+)$ /$1-$3 [R=301,QSA,L,NE]
### re-direct index.php to root / ###
RewriteCond %{THE_REQUEST} ^.*\/index\.php\ HTTP/
RewriteRule ^(.*)index\.php$ /$1 [R=301,L]
### re-direct any parked domain to www of main domain
RewriteCond %{http_host} !^www.mysite.com$ [nc]
RewriteRule ^(.*)$ http://www.mysite.com/$1 [r=301,nc,L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_URI} !.*\.(ico|gif|jpg|jpeg|png|js|css)
RewriteRule ^([^?]*) index.php?_route_=$1 [L,QSA]
# Turn on Expires and set default to 0
ExpiresActive On
ExpiresDefault A0
# Set up caching on media files for 5 weeks
<FilesMatch "\.(flv|ico|pdf|avi|mov|ppt|doc|mp3|wmv|wav)$">
ExpiresDefault A3024000
Header append Cache-Control "public"
</FilesMatch>
# Set up caching on media files for 5 weeks
<FilesMatch "\.(gif|jpg|jpeg|png|swf)$">
ExpiresDefault A3024000
Header append Cache-Control "public"
</FilesMatch>
# Set up 5 week caching on commonly updated files
<FilesMatch "\.(xml|txt|html|js|css)$">
ExpiresDefault A3024000
Header append Cache-Control "proxy-revalidate"
</FilesMatch>
# Force no caching for dynamic files
<FilesMatch "\.(php|cgi|pl|htm)$">
ExpiresActive Off
Header set Cache-Control "private, no-cache, no-store, proxy-revalidate, no-transform"
Header set Pragma "no-cache"
</FilesMatch>
<IfModule mod_headers.c>
<FilesMatch "\.(js|css|xml|gz)$">
Header append Vary: Accept-Encoding
</FilesMatch>
</IfModule>
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