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desaia
Staff
Staff
October 8, 2025

Troubleshooting Tip: HA Out-of-Sync due to 'system.health-check-fortiguard'

Description This article explains a High Availability (HA) out-of-sync condition that may occur after upgrading to v7.6.2 or v7.6.3.
Scope FortiGate v7.6.2 and v7.6.3.
Solution

After upgrading, administrators may observe that HA units show an out-of-sync status. Upon review, the configuration difference is related to the entry system.health-check-fortiguard, as shown in the HA configuration sync check.

HA out-of-sync - FortiOS 7.6.2-7.6.3.png
This behavior matches a known bug ID: 1097939 (Console print out '/bin/cmdbsvr...node=system.health-check-fortiguard.name' error messages when restoring a config), which is resolved in v7.6.4. 

To resolve the issue:

Restore the configurations on the Secondary unit by using the configuration backup taken from the Primary unit.

Related documents:

Technical Tip: Correcting an out-of-sync HA cluster by modifying the primary unit configuration file and restoring it to the secondary unit

Resolved issues

    Thought Leadership. Security Summit. Thursday, November 12th, PGA National Resort, Palm Beach Gardens, FL.
    Thought Leadership. Security Summit. Thursday, October 8th. Disney's Grand Californian Hotel & SPA, Anaheim, CA.
    Security Operations Summit: Modernize SecOps. Operate AI-Native.AMER: November 4 | 9:00 AM PST. India and SAARC: November 5 | 10:00 AM IST. EMEA: November 5 | 10:30 AM CET. APAC: November 5 | 11:00 AM SGT