Troubleshooting Tip: FortiManager 'No preview' issue due to missing installation targets

[KenYap]

Description	This article describes how to troubleshoot the FortiManager 'No preview' issue and check on the installation targets.
Scope	FortiManager.
Solution	Below is the scenario: From the FortiManager, create 2 addresses and 1 firewall policy: When installing the policy package into the FortiGate, the install preview shows 'No preview'. Go to tpolicy package and firewall policy and check whether the installation targets are configured correctly or not. Go to policy package and firewall policy to add back the installation targets settings. After performing the installation again, verify the install preview. Once the installation is completed, verify the FortiGate configuration.