FortiGate
FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
candawi
Staff
Staff
Article Id 343064
Description This article describes how to clear the FortiGate HA warning 'Not Synchronized' but devices are in sync.
Scope FortiGate.
Solution

Sample error below:

 

HA_error (1).jpg

 

The firewall is encountering an out-of-sync warning in the GUI while checksums match in CLI.

Try using a different browser or using incognito mode to check the GUI. If no warning shows up, clear the cookies/cache in the browser that showed the error. The error should be gone after.