id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
194	Unusable zip arhive of huge volume	Shmuel (Seymour J.) Metz		"When I zip a volume containg more than 4 MiB compressed, Arctool fails with the message

Z0001: Unable to open file
K:\M.zip
The data is invalid

An unzip test shows

Thu 10-18-18  4:01:16{9}[h:\] unzip -t K:\M
Archive:  K:/M.zip
  End-of-central-directory signature not found.  Either this file is not
  a zipfile, or it constitutes one disk of a multi-part archive.  In the
  latter case the central directory and zipfile comment will be found on
  the last disk(s) of this archive."	defect	closed	Feedback pending		*none		medium	no change needed	zip huge incomplete