Description of problem:
The following was filed automatically by anaconda:
anaconda 18.37.11 exception report
Traceback (most recent call first):
  File "/tmp/updates/pyanaconda/simpleconfig.py", line 77, in read
    with open(filename) as f:
  File "/tmp/updates/pyanaconda/simpleconfig.py", line 187, in read
    SimpleConfigFile.read(self, self.path)
  File "/tmp/updates/pyanaconda/network.py", line 311, in loadIfcfgFile
    IfcfgFile.read(self)
  File "/tmp/updates/pyanaconda/network.py", line 811, in get_ifcfg_value
    dev.loadIfcfgFile()
  File "/tmp/updates/pyanaconda/installclasses/fedora.py", line 122, in setNetworkOnbootDefault
    network.get_ifcfg_value(devName, "ONBOOT", ROOT_PATH) == "yes":
  File "/tmp/updates/pyanaconda/network.py", line 941, in write_network_config
    instClass.setNetworkOnbootDefault(ksdata)
  File "/tmp/updates/pyanaconda/kickstart.py", line 759, in execute
    network.write_network_config(storage, ksdata, instClass, ROOT_PATH)
  File "/tmp/updates/pyanaconda/install.py", line 72, in doConfiguration
    ksdata.network.execute(storage, ksdata, instClass)
  File "/usr/lib64/python2.7/threading.py", line 504, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/tmp/updates/pyanaconda/threads.py", line 91, in run
    threading.Thread.run(self, *args, **kwargs)
IOError: [Errno 2] No such file or directory: '/mnt/sysimage/etc/sysconfig/network-scripts/ifcfg-wwan0'

Additional info:
cmdline:        /usr/bin/python  /sbin/anaconda --liveinst --method=livecd:///dev/mapper/live-osimg-min --lang en_US.UTF-8 --updates=http://rvykydal.fedorapeople.org/updates.wwan.img
cmdline_file:   initrd=/multiboot/fedora6418/isolinux/initrd0.img root=live:LABEL=MULTIBOOT live_dir=/multiboot/fedora6418/LiveOS rootfstype=auto ro rd.live.image quiet  rhgb rd.luks=0 rd.md=0 rd.dm=0  BOOT_IMAGE=/multiboot/fedora6418/isolinux/vmlinuz0 
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         3.6.10-4.fc18.x86_64
other involved packages: python-libs-2.7.3-13.fc18.x86_64
package:        anaconda-18.37.11-1.fc18.x86_64
product:        Fedora
release:        Fedora release 18 (Spherical Cow)
type:           libreport
version:        18