oops, OK I won't try forcing it again then
Thats probably why the whole command line started acting up and I had to reboot.
The lsof command is exactly what I was looking for, gives me a fighting chance next time!
I was in the process of partitioning for Gentoo when this problem arose. I know, I know I'm way out of my depth but hey you look stupid drowing in a puddle, might as well do it in the ocean!!
Thank Half_Elf, it never ceases to amaze me how you guys put up with us newbies