Mythbuntu 14.04 LTS installation crashed if VNC service is selected

[martin]

The installer crashes if the VNC Service is marked to install when asked in the installation, but finishes OK if is not installed.

The output from /var/log/syslog before the crash is:

May 25 01:11:04 mythbuntu /plugininstall.py: vnc.create_password(passwd)
May 25 01:11:04 mythbuntu /plugininstall.py: File "/usr/lib/python3/dist-packages/mythbuntu_common/vnc.py", line 58, in create_password
May 25 01:11:04 mythbuntu /plugininstall.py: raise ValueError('Password should be passed as bytes')
May 25 01:11:04 mythbuntu /plugininstall.py: ValueError: Password should be passed as bytes
May 25 01:11:04 mythbuntu /plugininstall.py:

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: Sat May 24 21:48:33 2014
InstallCmdLine: initrd=/ubninit file=/cdrom/preseed/mythbuntu.seed boot=casper quiet splash -- BOOT_IMAGE=/ubnkern
LiveMediaBuild: Mythbuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Foundations Team Bug Bot (crichton)]

Exception during installation:
May 25 00:48:16 mythbuntu /plugininstall.py: Traceback (most recent call last):
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 1770, in <module>
May 25 00:48:16 mythbuntu /plugininstall.py: install.run()
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 78, in wrapper
May 25 00:48:16 mythbuntu /plugininstall.py: func(self)
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 204, in run
May 25 00:48:16 mythbuntu /plugininstall.py: self.configure_plugins()
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 570, in configure_plugins
May 25 00:48:16 mythbuntu /plugininstall.py: self.run_plugin(plugin)
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 544, in run_plugin
May 25 00:48:16 mythbuntu /plugininstall.py: ret = inst.install(self.target, PluginProgress(self.db))
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/lib/ubiquity/plugins/myth-install-type.py", line 198, in install
May 25 00:48:16 mythbuntu /plugininstall.py: self.setup_roles()
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/lib/ubiquity/plugins/myth-install-type.py", line 178, in setup_roles
May 25 00:48:16 mythbuntu /plugininstall.py: vnc.create_password(passwd)
May 25 00:48:16 mythbuntu /plugininstall.py: File "/usr/lib/python3/dist-packages/mythbuntu_common/vnc.py", line 58, in create_password
May 25 00:48:16 mythbuntu /plugininstall.py: raise ValueError('Password should be passed as bytes')
May 25 00:48:16 mythbuntu /plugininstall.py: ValueError: Password should be passed as bytes
May 25 00:48:16 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.]