Conky: desktop window (1400003) is subwindow of root window (15d)

[[email protected] ~]$ uname -a
Linux casper-pc 3.1.8-1-ARCH #1 SMP PREEMPT Sat Jan 7 08:59:43 CET 2012 x86_64 Pentium(R) Dual-Core CPU E5400 @ 2.70GHz GenuineIntel GNU/Linux

[[email protected] ~]$ cat .conkyrc 
alignment top_left
background yes
own_window yes
own_window_type override
own_window_transparent yes
own_window_hints undecorate,sticky,skip_taskbar,skip_pager,below
border_width 1
cpu_avg_samples 2
default_color white
default_outline_color white
default_shade_color white
draw_borders no
draw_graph_borders yes
draw_outline no
draw_shades no
use_xft yes
xftfont DejaVu Sans Mono:size=12
gap_x 5
gap_y 60
minimum_size 5 5
net_avg_samples 2
no_buffers yes
out_to_console no
out_to_stderr no
extra_newline no
own_window yes
own_window_class Conky
own_window_type desktop
stippled_borders 0
update_interval 1.0
uppercase no
use_spacer none
show_graph_scale no
show_graph_range no
TEXT
${scroll 16 $nodename - $sysname $kernel on $machine | }
$hr
${color grey}Uptime:$color $uptime
${color grey}Frequency (in MHz):$color $freq
${color grey}Frequency (in GHz):$color $freq_g
${color grey}RAM Usage:$color $mem/$memmax - $memperc% ${membar 4}
${color grey}Swap Usage:$color $swap/$swapmax - $swapperc% ${swapbar 4}
${color grey}CPU Usage:$color $cpu% ${cpubar 4}
${color grey}Processes:$color $processes  ${color grey}Running:$color $running_processes
$hr
${color grey}File systems:
 / $color${fs_used /}/${fs_size /} ${fs_bar 6 /}
${color grey}Networking:
Up:$color ${upspeed eth0} ${color grey} - Down:$color ${downspeed eth0}
$hr
${color grey}Name              PID   CPU%   MEM%
${color lightgrey} ${top name 1} ${top pid 1} ${top cpu 1} ${top mem 1}
${color lightgrey} ${top name 2} ${top pid 2} ${top cpu 2} ${top mem 2}
${color lightgrey} ${top name 3} ${top pid 3} ${top cpu 3} ${top mem 3}
${color lightgrey} ${top name 4} ${top pid 4} ${top cpu 4} ${top mem 4}