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- Mon Dec 25, 2017 1:22 pm
- Forum: Administrators
- Topic: [SOLVED] HTTP ERROR 502
- Replies: 9
- Views: 28673
Re: [SOLVED] HTTP ERROR 502
HTTP ERROR 502 Problem accessing ZCS upstream server. Cannot connect to the ZCS upstream server. Connection is refused. Possible reasons: upstream server is unreachable upstream server is currently being upgraded upstream server is down Please contact your ZCS administrator to fix the problem. Power...