System agent not installed with SP7

Document ID : KB000095664
Last Modified Date : 14/05/2018
Show Technical Document Details
Issue:
When installing direct SP7, the system agent is not getting installed. There is no "SystemAgent" directory under "WorkloadAutomationAE". 
Installation log file shows:
WA: AGENT: Cannot find waae_agent-iaase00003859 in /etc/init.d. Not started.
Environment:
Autosys Version: 11.3.6 SP7
OS: RHEL 6.8 64 bit
Cause:
Environment Variable DISPLAY is incorrectly set
Resolution:
unset the Environment variable DISPLAY and re-install the product.