File creation/opening files cause ubiquity to fail

[Elfy]

Start today's daily iso.

Run live session testcase.

Create an empty file, use thunar to delete file.

Error when deleting file.

Error when opening file.

Error when starting install.

Rebooting and installing pcmanfm and repeating above, install proceeds as normal.

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: ubiquity 2.15.20
ProcVersionSignature: Ubuntu 3.11.0-9.16-generic 3.11.2
Uname: Linux 3.11.0-9-generic x86_64
ApportVersion: 2.12.5-0ubuntu1
Architecture: amd64
CasperVersion: 1.336ubuntu1
Date: Sat Sep 28 13:18:38 2013
InstallCmdLine: file=/cdrom/preseed/xubuntu.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
LiveMediaBuild: Xubuntu 13.10 "Saucy Salamander" - Beta amd64 (20130928)
MarkForUpload: True
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

Attachments to follow.

[Ubuntu QA Website (ubuntuqa)]

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1232453

[Marcus Tomlinson (marcustomlinson)]

This release of Ubuntu is no longer receiving maintenance updates. If this is still an issue on a maintained version of Ubuntu please let us know.

[Launchpad Janitor (janitor)]

[Expired for ubiquity (Ubuntu) because there has been no activity for 60 days.]