When attempting to use SEPIC to deliver and run a Endpoint Protection install package it fails with error code 1063.
error code 1063
The install package SEPIC is delivering is the general interactive install, SEPIC requires a silent install package.
Create a silent install package for SEPIC to install. For further information on how to create the package follow this link.
Creating custom client installation packages in the Symantec Endpoint Protection Manager console
You may also run into this even after setting up the silent install package. If so, contact Symantec Support and have them reference KB TECH226781 for some addtional information.