Error wiping device: Command-line `wipefs -a "/dev/sdb1"' exited with non-zero exit status 1: wipefs: error: /dev/sdb1: probing initialization failed: Read-only file system
(udisks-error-quark, 0)

/dev/sdb1:
setting readonly to 0 (off)
readonly      =  0 (off)

sudo apt-get install gparted

gparted

unmount

format