EncFS assistance needed

I have encryped documents to upload to dropbox using EncFS which has been successful. However when I attempt to remount the file system using command encfs ~/Dropbox/encrypted ~/Private I get the following error:

stephen@linux-lnig:~> encfs ~/Dropbox/encrypted ~/Private EncFS Password: fusermount: failed to access mountpoint /home/stephen/Private: Permission denied fuse failed. Common problems: - fuse kernel module not installed (modprobe fuse) - invalid options -- see usage message stephen@linux-lnig:~>