解决“NOT FOUND The requested URL was not found on this server”

官网突然只能打开首页 再点击其他所有链接都报404错误（NOT FOUND  The requested URL was not found on this server）一开始认为是服务器配置出了问题  于是开始搞配置文件  重启apache   甚至重启服务器  但都于事无补

最后突然看到一篇文章说是网站少了  重写文件.htacces这个文件之后会发生这种情况，然后我去网站根目录去查看  果然少了.htacces这个文件  从本地上传上来之后  问题迎刃而解了

<IfModule mod_rewrite.c>
    <IfModule mod_negotiation.c>
        Options -MultiViews
    </IfModule>

    RewriteEngine On

    # Redirect Trailing Slashes If Not A Folder...
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteRule ^(.*)/$ /$1 [L,R=301]

    # Handle Front Controller...
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteRule ^ index.php [L]

    # Handle Authorization Header
    RewriteCond %{HTTP:Authorization} .
    RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
</IfModule>