Missing Column Headings on Initial Tab

To reproduce:

1. Close all instances of PCManFM.
2. At the command line, /<path>/pcmanfm. Observe that the column headings have no text in them. See attached graphic.
3. Open a new tab in pcmanfm; the text appears in the column headings.

Version: PCManFM 1.1.0
Distro: Xubuntu 13.04

(also reported on the pcmanfm web site, https://sourceforge.net/tracker/?func=detail&aid=3614893&group_id=156956&atid=801864

ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: pcmanfm 1.1.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.8.0-27.40-generic 3.8.13.4
Uname: Linux 3.8.0-27-generic i686
ApportVersion: 2.9.2-0ubuntu8.3
Architecture: i386
Config_pcmanfm_System_xubuntu: Error: [Errno 2] No such file or directory: '/etc/xdg/pcmanfm/pcmanfm.conf'
Date: Sun Aug 11 11:29:32 2013
MarkForUpload: True
Pref_Config_System_xubuntu:
 [Preferred Applications]
 WebBrowser=firefox.desktop
 MailClient=
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: pcmanfm
UpgradeStatus: Upgraded to raring on 2013-05-30 (72 days ago)