deskbar crashes when attempting to search files with tracker extension

Binary package hint: tracker

Deskbar crashes when I try to search for files using the tracker extension. The bug exists in Faisty and Gutsy.
Detail info:
Distribution: Ubuntu 7.10 (gutsy)
Gnome Release: 2.19.3 2007-06-08 (Ubuntu)
BugBuddy Version: 2.18.1

System: Linux 2.6.22-6-generic #1 SMP Fri Jun 1 19:24:12 GMT 2007 i686
X Vendor: The X.Org Foundation
X Vendor Release: 10300000
Selinux: No
Accessibility: Disabled
GTK+ Theme: Human
Icon Theme: Human

Memory status: size: 0 vsize: 0 resident: 0 share: 0 rss: 0 rss_rlim: 0
CPU usage: start_time: 0 rtime: 0 utime: 0 stime: 0 cutime:0 cstime: 0 timeout: 0 it_real_value: 0 frequency: 0

----------- .xsession-errors (145 sec old) ---------------------
***MEMORY-WARNING***: gconftool-2[25170]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this pr
***MEMORY-WARNING***: gconftool-2[25173]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this pr
***MEMORY-WARNING***: gconftool-2[25175]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this pr
***MEMORY-WARNING***: gconftool-2[25178]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this pr
***MEMORY-WARNING***: gconftool-2[25186]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this pr
***MEMORY-WARNING***: firefox-bin[25223]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this pr
***MEMORY-WARNING***: gnome-terminal[25337]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this
***MEMORY-WARNING***: gksu[26032]: GSlice: g_thread_init() must be called before all other GLib functions; memory corruption due to late invocation of g_thread_init() has been detected; this program i
--------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/deskbar/DeskbarApplet.py", line 145, in on_match_selected
    match.action(text)
  File "/usr/lib/deskbar-applet/handlers/tracker-handler.py", line 110, in action
    gobject.spawn_async(["tracker-search-tool", self.name], flags=gobject.SPAWN_SEARCH_PATH)
GError: Nie można wykonać procesu potomnego "tracker-search-tool" (No such file or directory)