setclock

[Don Glover]

I have the following line in my root crontab file:
 
1 2 * * * cat -s /dev/clock >/dev/null 2>&1 || exit 0; /etc/setclock 'date +\%m\%d\%H\%M\%y'

from which I am the following mail and a core file:

setclock: bad conversion.


*************************************************
Cron: The previous message is the standard output
      and standard error of one of your cron commands.


can someone tell me why?  
Thanx in advance.