[Bug 1830510] Traceback

[Ubuntu Foundations Team Bug Bot]

Exception during installation:
May 26 02:21:18 ubuntu-studio /plugininstall.py: Traceback (most recent call last):
May 26 02:21:18 ubuntu-studio /plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 1739, in <module>
May 26 02:21:18 ubuntu-studio /plugininstall.py:     install.run()
May 26 02:21:18 ubuntu-studio /plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 61, in wrapper
May 26 02:21:18 ubuntu-studio /plugininstall.py:     func(self)
May 26 02:21:18 ubuntu-studio /plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 178, in run
May 26 02:21:18 ubuntu-studio /plugininstall.py:     self.configure_python()
May 26 02:21:18 ubuntu-studio /plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 322, in configure_python
May 26 02:21:18 ubuntu-studio /plugininstall.py:     cache = Cache()
May 26 02:21:18 ubuntu-studio /plugininstall.py:   File "/usr/lib/python3/dist-packages/apt/cache.py", line 130, in __init__
May 26 02:21:18 ubuntu-studio /plugininstall.py:     self.open(progress)
May 26 02:21:18 ubuntu-studio /plugininstall.py:   File "/usr/lib/python3/dist-packages/apt/cache.py", line 185, in open
May 26 02:21:18 ubuntu-studio /plugininstall.py:     self._cache = apt_pkg.Cache(progress)
May 26 02:21:18 ubuntu-studio /plugininstall.py: apt_pkg.Error: W:Unable to read /target/etc/apt/sources.list.d/ - DirectoryExists (2: No such file or directory), W:Unable to read /target/etc/apt/sources.list - RealFileExists (2: No such file or directory), E:flAbsPath on /target/var/lib/dpkg/status failed - realpath (2: No such file or directory), E:Could not open file  - open (2: No such file or directory), E:Problem opening , E:The package lists or status file could not be parsed or opened.
May 26 02:21:18 ubuntu-studio /plugininstall.py:

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https://bugs.launchpad.net/bugs/1830510

Title:
  Fresh install off rufus created usb thumbdrive with no media errors
  Install over 19.04,

Status in ubiquity package in Ubuntu:
  New

Bug description:
  Will recreate install media and check for drive errors on HDD... If
  additional error occur with ubiquity will refrence this report with
  additional errors.

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubiquity 18.04.14
  ProcVersionSignature: Ubuntu 4.15.0-20.21-lowlatency 4.15.17
  Uname: Linux 4.15.0-20-lowlatency x86_64
  ApportVersion: 2.20.9-0ubuntu7
  Architecture: amd64
  CasperVersion: 1.394
  Date: Sat May 25 19:21:23 2019
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntustudio.seed boot=casper quiet splash ---
  LiveMediaBuild: Ubuntu-Studio 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
  SourcePackage: ubiquity
  UpgradeStatus: No upgrade log present (probably fresh install)

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