Issue :   Deployment Fail
Error :   elegantjbi fail due to X11 display error.- linux related issue
Root Cause :   Add headless = "True" in standalone.conf file

Graphical x11 libraries [KDE/GNOME desktop Environment] would be needed prior to deployment on the Linux Server

Note: This article is based on ElegantJ BI Version 4.0. From ElegantJ BI version 4.3, this setting would not be needed, due to changes in our graphical library. This may or may not be relevant to the ElegantJ BI version you may be using.