Carbonio files get errors - Carbonio General https://community.zextras.com/forum/carbonio-general-thread/carbonio-files-get-errors/ Zextras Community Discussion Board en-US Tue, 21 Apr 2026 17:10:58 +0000 wpForo 60 Carbonio files get errors https://community.zextras.com/forum/carbonio-general-thread/carbonio-files-get-errors/#post-10591 Mon, 09 Jun 2025 04:03:17 +0000 hello, im just finished singel server installation of carbonio 25.3.1 version. After that i tried open files feature in web client. and get error like this:

<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"/>
<title>Error 502 Connection to Upstream is Refused</title> </head> <body> <h2>HTTP ERROR
502</h2> <p>Problem accessing upstream server. Cannot connect to the upstream server.
Connection is refused .< br/> Possible reasons: <ul> <li>upstream server is unreachable</li>
<li>upstream server is currently being upgraded</li> <li>upstream server is down</li> </ul>
Please contact your administrator to fix the problem. </p><br/> <j><small>Powered by Nginx://
</small></i><br/><br/><br/><br/><br/><br/><br/><br/><br/></body></html>

]]> Carbonio General robiansyah.alfauzan https://community.zextras.com/forum/carbonio-general-thread/carbonio-files-get-errors/#post-10591