storage spaces

In the attempt to delete an existing storage space in a storage pool, when I click "Delete storage space" it replies with the message: "Can't delete the storage space. Close all applications that are accessing the storage space, then try again." However, the storage space has been emptied of...

I've created a three-drive, parity storage space under Windows 10. On an occasional, though not infrequent basis, it reports one of the drives is "disconnected". But the drive is, in fact, connected hardware-wise. The only thing that I've found that corrects this is to shut-down the computer...