As promised here is the content of the tmp logfile:
=======================================================================================
PND : /media/mmcblk1p1/pandora/menu/fallingup.pnd
PND_FSTYPE : Squashfs
APPDATADIR : /media/mmcblk1p1/pandora/appdata/fallingup
APPDD_FSTYPE : vfat
PND_CPUSPEED : <unset>
EXENAME : scripts/fallingup.sh
ARGUMENTS : <unset>
=======================================================================================
[ START ]--- Mount the PND ----------
WARNING Union already mounted, using it
+++++++
Loopback devices :
/dev/loop0: [b301]:2990 (/media/mmcblk0p1/pandora/menu/ginge_pnd_r3.pnd)
/dev/loop1: [b311]:7310 (/media/mmcblk1p1/pandora/menu/fallingup.pnd)
Are mounted on :
/dev/loop0 on /mnt/utmp/ginge type squashfs (ro,relatime)
/dev/loop1 on /mnt/utmp/fallingup type squashfs (ro,relatime)
For these Union :
none on /mnt/utmp/ginge type aufs (rw,relatime,si=46e89f3c,noplink)
none on /mnt/utmp/fallingup type aufs (rw,relatime,si=43b1d63c,noplink)
[sUCCESS]--- Mount the PND ----------
[ START ]--- Starting the application ( scripts/fallingup.sh ) ----------
/usr/pandora/scripts/pnd_run.sh: line 522: 21360 Segmentation fault "./$EXENAME" $ARGUMENTS "$@"
[ FAILED]--- Starting the application ( scripts/fallingup.sh ) ----------
[ START ]--- Restoring the frame buffer status ----------
[sUCCESS]--- Restoring the frame buffer status ----------
[ START ]--- uMount the PND ----------
[ START ]--- Waiting the Union to be available ----------
[sUCCESS]--- Waiting the Union to be available ----------
auplink

link.c:223: AUFS_CTL_PLINK_MAINT: Inappropriate ioctl for device
rmdir: failed to remove `/mnt/utmp/fallingup': 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 : 2