cat /tmp/pndrun_runapp.out 
=======================================================================================
PND             : /media/sntf/pandora/apps/runapp.pnd
PND_FSTYPE      : Squashfs
APPDATADIR      : /media/sntf/pandora/appdata/runapp
APPDD_FSTYPE    : vfat
PND_CPUSPEED    : <unset>
EXENAME         : runapp.py
ARGUMENTS       : <unset>
=======================================================================================
[ START ]--- Mount the PND ----------
Mounting : mount -t squashfs "/dev/loop0" "/mnt/utmp/runapp"
Mounting the Union FS : mount -t aufs -o exec,noplink,dirs="/media/sntf/pandora/appdata/runapp=rw+nolwh":"/mnt/pnd/runapp=rr" none "/mnt/utmp/runapp"
[SUCCESS]--- Mount the PND ----------
[ START ]--- Starting the application (runapp.py ) ----------
Traceback (most recent call last):
  File "./runapp.py", line 66, in <module>
    import keyboard
  File "/mnt/utmp/runapp/keyboard.py", line 16, in <module>
    shortcuts = get_shortcuts()
  File "/mnt/utmp/runapp/keyboard.py", line 8, in get_shortcuts
    t = ET.parse(CONFIG_FILE)
  File "/usr/lib/python2.6/xml/etree/ElementTree.py", line 862, in parse
    tree.parse(source, parser)
  File "/usr/lib/python2.6/xml/etree/ElementTree.py", line 579, in parse
    source = open(source, "rb")
IOError: [Errno 2] No such file or directory: '/home/sn/Applications/Settings/xfce4/xfconf/xfce-perchannel-xml/xfce4-keyboard-shortcuts.xml'
[ FAILED]--- Starting the application (runapp.py ) ----------
[ START ]--- uMount the PND ----------
[ START ]--- Waiting the Union to be available ----------
[SUCCESS]--- Waiting the Union to be available ----------
rmdir: failed to remove `/mnt/utmp/runapp': Device or resource busy
[ START ]--- Waiting the PND mount dir to be free ----------
[SUCCESS]--- Waiting the PND mount dir to be free ----------
cleanup done
[SUCCESS]--- uMount the PND ----------
=======================================================================================
Return code is : 4