I have created many custom event handlers in FortiAnalyzer that send an
email with the event details. I am looking to customize the email alerts
that are sent out to make it easier to receive particular alerts on a
mobile device, get rid of the extra...
Yes, sounds like the issue I had. only happens when changing address
objects used in policies. I would suggest upgrading to 7.0.x or 6.4.13
when it comes out.
It could be related to bug 769100 on release notes:
https://docs.fortinet.com/document/fortigate/6.4.12/fortios-release-notes/236526/known-issues
This is fixed already in 7.0, you could upgrade to 7.0 and see if you
still have the problem or not, or ...