This document lists out the precautions you need to take before deploying ATP. I will list out in detail the issues I face over here:
1. Never keep the management IP address and the inline IP address of the scanner in the same subnet. This jeapordizes the topology of the network.
Symantec Engineering details how to create this error in a lab scenario:
Steps to reproduce in a test lab environment:
In case, you face the error, follow the steps below for resolution:
Steps to resolve at the scanner: