EspoCRM stopped working suddently

[creative567145]

EspoCRM stopped working.
It's marked as: Not responding

The current version is:
App title & version - Espo CRM 9.2.5
Package version - com.espocrm.cloudronapp@2.19.4

This is the error in the logs:

-----
Nov 21 10:29:15 2025-11-21T09:29:15Z
Nov 21 10:29:15 ==> Could not upgrade
Nov 21 10:29:23 => Healthcheck error: Error: connect EHOSTUNREACH 172.18.17.12:8000
Nov 21 10:29:33 => Healthcheck error: Error: connect EHOSTUNREACH 172.18.17.12:8000
Nov 21 10:29:43 => Healthcheck error: Error: connect EHOSTUNREACH 172.18.17.12:8000
Nov 21 10:29:53 => Healthcheck error: Error: connect EHOSTUNREACH 172.18.17.12:8000
Nov 21 10:30:03 => Healthcheck error: Error: connect EHOSTUNREACH 172.18.17.12:8000
Nov 21 10:30:13 => Healthcheck error: Error: connect EHOSTUNREACH 172.18.17.12:8000
Nov 21 10:30:15 ==> Fixing up modules
Nov 21 10:30:16 ==> Data version is 9.1.9. Expecting 9.2.5
Nov 21 10:30:16 ==> Running upgrade script
Nov 21 10:30:20 => Healthcheck error: Error: connect ECONNREFUSED 172.18.17.12:8000
Nov 21 10:30:20 ==> Failed to upgrade.
Nov 21 10:30:20 ----- Upgrade output -----
Nov 21 10:30:20 Error: Your EspoCRM version (9.1.9) is not supported. Required version: 9.2.4.

Has anybody else had this problem? If yes, please share the solution