在連接說說時出現
500 Internal Privoxy Error
Privoxy encountered an error while processing your request:
Could not load template file no-server-data or one of its included components.
Please contact your proxy administrator.
If you are the proxy administrator, please put the required file(s)in the (confdir)/templates directory. The location of the (confdir) directory is specified in the main Privoxy config file. (It's typically the Privoxy install directory).
搜索各種原因之后，覺得很可能是防火牆的原因，登錄服務器輸入
systemctl stop firewalld
systemctl disable firewalld
關閉並禁用防火牆，問題解決。