Ian> Hi all, When I try a package update (pick a package, any Ian> package) it fails saying that the downloaded package does not Ian> match the md5 checksum. This is 21.2.12 ( but I've seen it Ian> in earlier releases) on cygwin b20 under NT What am I doing Ian> wrong ? Hi Ian, try this on the file in question, e.g. texinfo-3_12.tar.gz: (md5 (with-temp-buffer (insert-file-contents "c:\\temp\\texinfo-3_12.tar.gz") (buffer-string))) "731f0955cdaa5260d0f81053576a6482" Compare the result with the information in `package-get-base' after evaluating (package-get-require-base) Adrian Ian> --- Ian> Ian -- Adrian Aichner Teradyne GmbH, European Design Center Integra Test Division Telephone +49/89/41861(0)-208 Dingolfinger Strasse 2 Fax +49/89/41861-217 (What is a Fax?) D-81673 MUENCHEN E-mail adrian.aichner(a)teradyne.com