FVWM warning eats 90% of CPU power

[Alexander Kushnirenko <kushnir@fnal.gov>]

Hi, 

I have fvwm 2.2.4-2 installed on potato system.  One user have a strange
process FvwmCommandS running all the time and consuming all of CPU power.
In the "ps axf" output it's process number 1833

Why is that?

 1745 ?        S      0:00  \_ -:0             
 1795 ?        S      0:00      \_ sh /home/username/.xsession
 1828 ?        S      0:00          \_ /usr/bin/ssh-agent /home/username/.xsession
 1831 ?        S      0:00          \_ /usr/bin/X11/fvwm
 1832 ?        S      0:00              \_/usr/X11R6/lib/X11/fvwm/2.2.4/FvwmButtons 8 5 /etc/X11/fvwm/main-menu.hook 0 8 DebianFv
 1833 ?        R    219:32              \_/usr/X11R6/lib/X11/fvwm/2.2.4/FvwmCommandS 11 8/etc/X11/fvwm/system.warnings 0 8
 1836 ?        S      0:00              \_/usr/X11R6/lib/X11/fvwm/2.2.4/FvwmPager 11 4 /etc/X11/fvwm/post.hook 0 8 0 0
 1899 ?        S      0:00              \_ /usr/bin/X11/xterm -ls -sb -sk -fg seagreen1 -bg grey20 -cr yellow -T username@fsgi03 -e

Thank you,
Sasha.