Comment 0 for bug 1080701

Raring desktop i386 20121119 installation hangs on dell inspiron, with ubuntu ubiquity: umount: /tmp/tmp.vF1xKWu5Pp: not mounted error message on the syslog.

The following is the syslog segment that may be of interest
Nov 19 13:22:25 ubuntu partman: No matching physical volumes found
Nov 19 13:22:25 ubuntu partman: Reading all physical volumes. This may take a while...
Nov 19 13:22:25 ubuntu partman: No volume groups found
Nov 19 13:22:25 ubuntu partman-lvm: No volume groups found
Nov 19 13:22:29 ubuntu ntpdate[4662]: adjust time server 91.189.94.4 offset -0.220470 sec
Nov 19 13:22:32 ubuntu ntfsresize: ntfsresize v2012.1.15AR.5 (libntfs-3g)
Nov 19 13:22:32 ubuntu ntfsresize: Device name : /dev/sda3
Nov 19 13:22:32 ubuntu ntfsresize: NTFS volume version: 3.1
Nov 19 13:22:32 ubuntu ntfsresize: Cluster size : 4096 bytes
Nov 19 13:22:32 ubuntu ntfsresize: Current volume size: 149962973696 bytes (149963 MB)
Nov 19 13:22:32 ubuntu ntfsresize: Current device size: 149962980352 bytes (149963 MB)
Nov 19 13:22:32 ubuntu ntfsresize: Checking filesystem consistency ...
Nov 19 13:22:32 ubuntu ntfsresize: Accounting clusters ...
Nov 19 13:22:32 ubuntu ntfsresize: Space in use : 88054 MB (58.7%)
Nov 19 13:22:32 ubuntu ntfsresize: Collecting resizing constraints ...
Nov 19 13:22:32 ubuntu ntfsresize: You might resize at 88053858304 bytes or 88054 MB (freeing 61909 MB).
Nov 19 13:22:32 ubuntu ntfsresize: Please make a test run using both the -n and -s options before real resizing!
Nov 19 13:22:33 ubuntu ubiquity: umount: /tmp/tmp.83KkHQhjEN: not mounted
Nov 19 13:22:33 ubuntu ubiquity: umount: /tmp/tmp.vF1xKWu5Pp: not mounted

Test steps:
1. Boot the machine with usb
2. Enter the wireless password to enable the wifi connection
3. Wait to hear the drums and select 'Install Ubuntu' with English being the language selection
4. Click 'Continue' with the default selections on the 'Install ubuntu' screen( where it shows the power, available disk space and internet connectivity statu)
5. The installation does not proceed from this point

ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: ubiquity 2.13.3 [modified: lib/partman/automatically_partition/question]
ProcVersionSignature: Ubuntu 3.7.0-2.8-generic 3.7.0-rc5
Uname: Linux 3.7.0-2-generic i686
ApportVersion: 2.6.2-0ubuntu3
Architecture: i386
CasperVersion: 1.329
Date: Mon Nov 19 13:27:12 2012
InstallCmdLine: file=/cdrom/preseed/ubuntu.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
LiveMediaBuild: Ubuntu 13.04 "Raring Ringtail" - Alpha i386 (20121119)
MarkForUpload: True
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)