502 Bad Gateway - nginx (Websites UP)

[talha]

Hello,
Today morning i noticed that my websites are down. Then i try to login Vestacp and it's showed "502 Bad Gateway"
And after that i restart my VPS.

Now problem is after restart ,Websites are Online and working fine but when i tired to login first time in Vestacp Admin panel, it's successfully logged in . Some time later approximately 2 or 3 secs later after refresh vestacp admin Page again showing "502 Bad Gateway
nginx " .

Code: Select all

2018/09/25 00:22:26 [error] 5630#0: *20 connect() to unix:/var/run/vesta-php.sock failed (111: Connection refused) while connecting to upstream, client: xxx.xxx.xxx.xxx, server: _, request: "GET / HTTP/1.1", upstream: "fastcgi://unix:/var/run/vesta-php.sock:", host: "xxx.xxx.xxx.xxx:8083"

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