I see this sort of message on many packages: Here is the md5 checksum of the fixed package, please verify these before installing the new package: How do I do this? This isn't the gnu cksum tool is it? -- Lisa Chiang Oak Ridge National Laboratory P. O. Box 2008, MS 6004 Oak Ridge, Tennessee 37831-6004 Phone: 423-574-5699 Pager: 423-417-5538