LVM2: cannot perform lvreduce on logical volume

[Barry L. Kline]

Steve Phelps wrote:
> I have recently created a new logical volume on a freshly installed
> machine.  I have successfully created an ext3 filesystem on it, and can
> mount and read/write files to it.  However, I would now like to reduce
> the size of the logical volume.  I have attempted to lvreduce it (and
> lvremove it) with the filesystem unmounted, but these commands yield the
> following error:
> 

Did you reduce the size of the ext3 filesystem residing on that logical
volume prior to doing the lvreduce?

man resize2fs

Barry