ITPAM agent fail to install on AIX server

Products

• CA Process Automation Base

Issue/Introduction

We run the agent install command it gives an error that says could not display the GIU it says this application need access to X-server.
Running the install with –C flag.
Business: we cannot get install for the performance management and we have to install this on 700 Server.

Environment

Release : 4.3

Component : Process Automation

Resolution

A virtual display is required.  Please work with Unix admin to install and configure virtual display and confirm Xclock can run.