Mythbuntu 14.04 Installer crash

[Daryl Hughes]

When i was in the process of Installing Mythbuntu 14.04 LTS It crashed and gave Black screen

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: ubiquity 2.18.7
ProcVersionSignature: Ubuntu 3.13.0-24.46-generic 3.13.9
Uname: Linux 3.13.0-24-generic x86_64
ApportVersion: 2.14.1-0ubuntu3
Architecture: amd64
CasperVersion: 1.340
Date: Tue Jul 22 20:16:34 2014
InstallCmdLine: file=/cdrom/preseed/mythbuntu.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
LiveMediaBuild: Mythbuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
ProcEnviron:
 TERM=linux
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Foundations Team Bug Bot (crichton)]

Exception during installation:
Jul 23 00:15:40 mythbuntu /plugininstall.py: Traceback (most recent call last):
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 1770, in <module>
Jul 23 00:15:40 mythbuntu /plugininstall.py: install.run()
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 78, in wrapper
Jul 23 00:15:40 mythbuntu /plugininstall.py: func(self)
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 204, in run
Jul 23 00:15:40 mythbuntu /plugininstall.py: self.configure_plugins()
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 570, in configure_plugins
Jul 23 00:15:40 mythbuntu /plugininstall.py: self.run_plugin(plugin)
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 544, in run_plugin
Jul 23 00:15:40 mythbuntu /plugininstall.py: ret = inst.install(self.target, PluginProgress(self.db))
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/lib/ubiquity/plugins/myth-install-type.py", line 198, in install
Jul 23 00:15:40 mythbuntu /plugininstall.py: self.setup_roles()
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/lib/ubiquity/plugins/myth-install-type.py", line 178, in setup_roles
Jul 23 00:15:40 mythbuntu /plugininstall.py: vnc.create_password(passwd)
Jul 23 00:15:40 mythbuntu /plugininstall.py: File "/usr/lib/python3/dist-packages/mythbuntu_common/vnc.py", line 58, in create_password
Jul 23 00:15:40 mythbuntu /plugininstall.py: raise ValueError('Password should be passed as bytes')
Jul 23 00:15:40 mythbuntu /plugininstall.py: ValueError: Password should be passed as bytes
Jul 23 00:15:40 mythbuntu /plugininstall.py:

[Ubuntu Foundations Team Bug Bot (crichton)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1290460, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.
[This is an automated message. I apologize if it reached you inappropriately; please just reply to this message indicating so.]