Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/abc/mirror/ifdo.ca/~seymour/nottingham/reelsU-Z.abc"
X:21 not found in http://john-chambers.us/~jc/music/abc/mirror/ifdo.ca/~seymour/nottingham/reelsU-Z.abc
Error exit status 256; here are some files to check: