Why does Kickstart installation of Red Hat Enterprise Linux 7.2 fail with error Illegal IP address string passed to inet_aton ?

Solution Verified - Updated -

Issue

  • Kickstart installation of Red Hat Enterprise Linux 7.2 fail when running pre-installation scripts.
  • The error is as follows.
"Illegal IP address string passed to inet_aton"
  • and
Exception AttributeError: "'NoneType' object has no attribute 'udev_unref'" 
Pane is dead

Environment

  • Red Hat Enterprise Linux 7.2
  • Kickstart installation

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