This article describes the issue of not being able to preview the configuration in the Security Director when default IPS/ IDP policy is not configured.
A few probable causes for this issue are as follows:
If multiple IPS policies are defined in the Firewall rule >> advanced security tab. You should configure it under IPS policy under Global Options
[Error] Please configure Default IPS policy under Global Options as Multiple IPS policies are being used in the Firewall rules
To create a default IDP policy: