You have the answer in the logs you posted. Nginx can't connect to php handler daemon on port 9000, most likely php-fpm.
-
502 Bad Gateway; nginx/1.16.1
Watching Ignoring Scheduled Pinned Locked Moved 502 bad gateway nginx nginx 1.16.1 nextcloud ubuntu 19.101 Votes17 Posts3k Views -
0 Votes2 Posts92 Views
-
1 Votes8 Posts1k Views
-
1 Votes17 Posts939 Views
-
0 Votes33 Posts3k Views
-
0 Votes16 Posts2k Views
-
0 Votes7 Posts1k Views
-
0 Votes24 Posts2k Views
-
1 Votes2 Posts954 Views
-
0 Votes5 Posts618 Views
-
0 Votes44 Posts4k Views
-
CSV... what happens at a lower level?
Watching Ignoring Scheduled Pinned Locked Moved windows filesystem cluster shared volume storage csv microsoft0 Votes6 Posts844 Views -
1 Votes12 Posts1k Views
-
1 Votes36 Posts4k Views
-
0 Votes3 Posts157 Views
-
0 Votes43 Posts2k Views
-
0 Votes24 Posts2k Views
-
0 Votes5 Posts255 Views
-
0 Votes19 Posts4k Views
-
1 Votes60 Posts4k Views