[KLUG Members] Cron? problems

[Adam Williams]

>Can anyone tell me if the issue I am seeing is between the keyboard and the 

Are you using a wireless keyboard? :)

>chair, or is just bizzarre.  

How bizzarre!

>I have cron jobs which are running twice.  Not every time but some of
>the times.  The job will run once, and then again a second later.  Is
>there anything in cron which will check to see if the job ran and then
>retry??????? 

Nope, cron doesn't do that.

>I am so confused.  

Mmmmmmmmmm.

>The standard output and error will be in my mailbox twice, once for the
>scheduled time and then again for one second later.  

What do you maillogs say about the message? Was it the same message
delivered twice or two discrete messages

>If I put an & at the end of the line in the crontab, the
>issue seems to go away.

Possibly the "&" is simply squashing the stdout/stderr?