Shadow Copy Sbs 2003 80042306 I Am Trying To Create Backup Discs For My System. My D: Doesnt Have Enough Space To Create A Shadow Copy. ?

I am trying to create backup discs for my system. My d: doesnt have enough space to create a shadow copy. ? - shadow copy sbs 2003 80042306

To keep backup fails and I get the message, or not enough memory to create a copy of files storing data or other shadow copy.
Can anyone help?