cannot format external hard drive OS 10.13.3
Trying to format a WD 1TB external hard drive (formatted with Windows) with MacBook Pro via the erase command and with Apple Mac OS Extended (Journaled) selected in disk utilities did not work. The disk title disappeared. An error message said "not enough memory".
Mac Pro, Mac OS X (10.6.8), 2.6Ghz,2Gbyte