Cant share 3TB hdd

Hi All, I am running windows 7 Professional 64 bit that has 2x 2tb hdd, 1x 1.5tb hdd and I added a 3TB hdd a couple of months ago. I have been able to create shares on all the drives except the 3TB. Ever since the drive has been installed when I try and create a share I get the following error "your Folder cant be shared" When I try and create an advanced share I get the following...