Troubleshooting Tip: FortiGate failed to upgrade using the Firmware Template

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Description	This article describes how to resolve an issue where FortiGate failed to upgrade using the Firmware Template.
Scope	FortiGate.
Sol\ution	A user may be confused during the process of informing the template makes FortiGate fail to upgrade. By default, FortiManager upgrades FortiGate and runs the disk scan of FortiGate. If there is no issue with the FortiGate disk, the FortiManager will proceed to push the image towards FortiGate. If there was an issue, the FortiManager gives a notification to FortiGate to run FSCK and reboot. For example: Below are tasks that FortiManager was able to push images with without having any issues. Below is a task that FortiManager was not able to push the image as FortiGate encountered a disk issue and subsequent timeout. There are 3 options to ensure that FortiManager can upgrade the FortiGate without having any issues. Run a command on FortiManager to see which devices show a disk status other than 'OK' and then run a disk scan (directly on the managed device) before performing the upgrade task: For a device disk check: diagnose fwmanager show-dev-disk-check-status <devname> For a device group disk check: diagnose fwmanager show-grp-disk-check-status <group-id | group-name>  Disable disk scan during firmware upgrade: config fmupdate fwm-setting     set auto-scan-fgt-disk disable     set check-fgt-disk disable end Increase the timeout for checking the status after the tunnel is up: config fmupdate fwm-setting     config upgrade-timeout         set check-status-timeout -default XXX end To troubleshoot a failed upgrade attempt, view the firmware manager log with the following CLI command: diagnose fwmanager fwm-log Related articles: Technical Tip: How to upgrade FortiGate using FortiManager  Technical Tip: How to check the FortiGate upgrade path on FortiManager  Technical Tip: How to download and import firmware images into FortiManager  Technical Tip: How to perform scheduled upgrade for FortiGates using FortiManager