iraf.net

NUMBER:	434
MODULE:	tv.wcslab
SYSTEM:	V2.11.2 and earlier
DATE:	Sat Aug 28 11:03:21 MST 1999
FROM:	davis

BUG:	Wcslab was failing with the message 'ERROR: MWCS: coordinate system
	not defined (physical)' on the Dec Alpha when usewcs=yes, and with
	a segmentation violation on Sun systems when the input image was
	undefined.

STATUS:	Fixed for the next release of IRAF. There is no work-around.