I was having this strange issue when running ANSYS ICEM

"Fixing can't load screen14 issues, using variable
Signal 11 caught!
Segmentation violation - exiting after doing an emergency save"

The Issue can easily resolved. It is due to errors due to missing fonts libraries

# yum install xorg-x11-fonts-*
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
* base: mirror.newmediaexpress.com
* epel: download.nus.edu.sg
* extras: mirror.newmediaexpress.com
* updates: mirror.newmediaexpress.com
Package xorg-x11-fonts-ISO8859-1-75dpi-7.5-9.el7.noarch already installed and latest version
Package xorg-x11-fonts-Type1-7.5-9.el7.noarch already installed and latest version
Resolving Dependencies
--> Running transaction check
---> Package xorg-x11-fonts-100dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-75dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-1-100dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-14-100dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-14-75dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-15-100dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-15-75dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-2-100dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-2-75dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-9-100dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ISO8859-9-75dpi.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-cyrillic.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-ethiopic.noarch 0:7.5-9.el7 will be installed
---> Package xorg-x11-fonts-misc.noarch 0:7.5-9.el7 will be installed
--> Finished Dependency Resolution

The Issue should be resolved.