Ubuntu Apache反向代理下多EVE-NG实例非根路径访问空白页面问题求助

大家好，我现在正尝试在Apache反向代理服务器后面搭建多个EVE-NG社区版实例，不需要外网访问或者SSL，HTTP就够用，如果实在需要的话也可以加HTTPS。

目前遇到的问题是：当我在ProxyPass/ProxyPassReverse里设置非根路径（比如/netgear这类）时，访问对应路径会出现空白页面，但根路径/访问是正常的。有没有大佬能帮忙看看问题出在哪？非常感谢！

下面是我的Apache虚拟主机配置：

<VirtualHost *:80>

# The ServerName directive sets the request scheme, hostname and port that
# the server uses to identify itself. This is used when creating
# redirection URLs. In the context of virtual hosts, the ServerName
# specifies what hostname must appear in the request's Host: header to
# match this virtual host. For the default virtual host (this file) this
# value is not decisive as it is used as a last resort host regardless.
# However, you must set it for any further virtual host explicitly.
#ServerName www.example.com

# this machine acting as apache reverse proxy
ServerName 10.10.0.198:80

ServerAdmin webmaster@localhost
DocumentRoot /var/www/html

# Available loglevels: trace8, ..., trace1, debug, info, notice, warn,
# error, crit, alert, emerg.
# It is also possible to configure the loglevel for particular
# modules, e.g.
#LogLevel info ssl:warn

ErrorLog ${APACHE_LOG_DIR}/error.log
CustomLog ${APACHE_LOG_DIR}/access.log combined

# For most configuration files from conf-available/, which are
# enabled or disabled at a global level, it is possible to
# include a line for only one particular virtual host. For example the
# following line enables the CGI configuration for this host only
# after it has been globally disabled with "a2disconf".
#Include conf-available/serve-cgi-bin.conf

ProxyPreserveHost   On
RewriteEngine       On

ProxyPass /netgear http://netgear/
ProxyPassReverse /netgear http://netgear:/

# EVE NG host 1
ProxyPass / http://10.10.0.251/
ProxyPassReverse / http://10.10.0.251/

# EVE NG host 2
ProxyPass / http://10.10.0.252/
ProxyPassReverse / http://10.10.0.252/

# EVE NG host 3
ProxyPass / http://10.10.0.253/
ProxyPassReverse / http://10.10.0.253/

备注：内容来源于stack exchange，提问作者debosmebo