Communications Port (Com 1) Device

>-----Original Message-----
>I am receiving this message:
>"The device driver for the 'communications port (COM 1)'
>device is preventing the machine from entering standby.
>Please close all applications & try again. If the
>problem persists you may need to update this driver."
>
>I closed my machine down a couple of times & I still
>received this message. I checked for an updated device
>driver & could not find any. The only thing I have done
>shortly before this started was to upgrade my Quicken
>2003 to Quicken 2004. I don't know if this could have
>any bearing on the situation but it is the only different
>thing I have done.
>
>If anyone can help me I would really appreciate it.
>Thanks.
>.
>