Zabbix HA cluster, inactive server UI says Connection to Zabbix server refused

[cyber]

anything in httpd logs?

[somesh_k]

Nothing in the logs...can you verify below are sufficient for frontend as well on standby node.

zabbix-agent-6.2.6-release1.el9.x86_64
zabbix-selinux-policy-6.2.6-release1.el9.x86_64
zabbix-web-6.2.6-release1.el9.noarch
zabbix-web-deps-6.2.6-release1.el9.noarch
zabbix-server-pgsql-6.2.6-release1.el9.x86_64
zabbix-web-service-6.2.6-release1.el9.x86_64
zabbix-web-pgsql-6.2.6-release1.el9.noarch

[somesh_k]

It got resolve and working fine.