Why does kickstart installation of Red Hat Enterprise Linux 7 fail with error "dracut-initqueue[557]: no such option: --name" ?

Issue

• Why does kickstart installation of Red Hat Enterprise Linux 7 fail with error as follows?

dracut-initqueue[557]: no such option: --name

• The partitioning is as follows.

clearpart --all --initlabel
volgroup rhel --pesize=4096 pv.0 
part pv.0 --fstype=lvmpv --ondisk=sda1 --size=30000
part /boot --name=boot --fstype=xfs --ondisk=sda --size=500
logvol / --vgname=rhel --name=root --fstype=xfs --size=5000
logvol /home --vgname=rhel --name=Home --fstype=xfs --size=5000
logvol /var --vgname=rhel --name=var --fstype=xfs --size=5000
logvol /tmp --vgname=rhel --name=tmp --fstype=xfs --size=5000
logvol /opt --vgname=rhel --name=opt --fstype=xfs --size=5000

• When the option --name is removed from all these lines, it throws error that " --name must be present! "