Agari Phishing Defense sensors may report the status of Errors with enforcement actions as shown below:
The Errors with Enforcement actions state is defined as:
More than 20 out of the last 100 messages for that sensor could not be enforced.
Individual messages can fail for a variety of reasons and you can check what messages have failed enforcement by creating a search with the Failed Enforcement filter.
You can attempt to retry enforcement on these messages again by running a search with the above filter and then selecting the Enforce Now option for a On-Demand Enforcement action.